NCD980840409_19900601_Charles Macon Lagoon & Drum_FRBCERCLA RD_Prefinal Design Specifications - Volume II-OCR

Prefinal Design
Specifications
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N.C. Superfund Section
Chemtronics Site Remediation
Swannanoa, North Carolina
June 1990
Volume II
ll ■SIRRINE JI ■ ENVIRONMENTAL
1 ■■CONSULTANTS
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SECTION 05500
MISCELLANEOUS METAL
1.0 SCOPE
1.1 GENERAL REQUIREMENTS
A.
B.
C.
Measurements:
1. The Contractor shall verify all measurements and shall take all field
measurements necessary before fabrication. Welding to or on structural
steel shall be in accordance with AWS D1 .1. Items specified to be
galvanized, when practicable and not indicated otherwise, shall be hot-dip
galvanized after fabrication. Galvanizing shall be in accordance with ASTM
A 123, A 386, A 446, or A 525, as applicable. Exposed fastenings shall
be compatible materials, shall generally match in color and finish, and shall
harmonize with the material to which fastenings are applied. Materials and
parts necessary to complete each item, even though such work is not
definitely shown or specified, shall be included. Poor matching of holes
for fasteners shall be cause for rejection. Fastenings shall be concealed
where practicable. Thickness of metal and details of assembly and
supports shall provide strength and stiffness. Joints exposed to the
weather shall be formed to exclude water.
Dissimilar Materials:
1. Where dissimilar metals are in contact, or where aluminum is in contact
with concrete, mortar, masonry, wet or pressure-treated wood, or
absorptive materials subject to wetting, the surfaces shall be protected with
. a coat of bituminous paint or asphalt varnish.
Submittals:
1. Shop Drawings: Shop drawings shall be submitted in accordance with
Section 01230, Submittals. Shop drawings shall indicate material
thickness, type, grade, and class; dimensions; and construction details.
Drawings shall include catalog cuts, erection details, manufacturer's
descriptive data and installation instructions, and templates. Shop
drawings for the following items shall be submitted:
a.
b.
Trench Grating and Frames
Pipe Railings
05500-1
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2. Samples shall be full size, shall be taken from manufacturer's stock, and
shall be complete as required for installation in the structure. After
approval, samples may be installed in the work, provided each sample is
clearly identified and its location recorded.
D. Workmanship:
1. Miscellaneous metalwork shall be well formed to shape and size, with
sharp lines and angles and true curves. Drilling and punching shall
produce clean true lines and surfaces. Welding shall be continuous along
the entire area of contact except where tack welding is permitted.
Exposed connections of work in place shall not be tack welded. Exposed
welds shall be ground smooth. Exposed surfaces of work in place shaU
have a smooth finish, and unless otherwise approved, exposed riveting
shall be flush. Where tight fits are required, joints shall be milled. Corner
joints shall be coped or mitered, well formed, and in true alinement. Work
shall be accurately set to established lines and elevations and securely
fastened in place. Installation shall be in accordance with manufacturer's
installation instructions and approved drawings, cuts, and details.
2. Anchorage shall be provided where necessary for fastening miscellaneous
metal items securely in place. Anchorage not otherwise specified or
indicated shall include slotted inserts made to engage with the anchors,
expansion shields, and powder-driven fasteners when approved for
concrete; toggle bolts and through bolts, lag bolts, and screws for wood.
2.0 PRODUCTS
A. Shop Painting:
Surfaces of ferrous metal except galvanized surfaces, shall be cleaned and shop
coated with trae manufacturer's standard protective coating unless otherwise
specified. Surfaces of items to be embedded in concrete shall not be painted.
Items to be finish painted shall be prepared according to manufacturer's
recommendations or as specified.
B. Floor Gratings and Frames:
Steel grating shall be designed in accordance with the NAAMM Metal Bar
Grating Manual for bar-type floor gratings and Fed. Spec. RR-G-1602 for floor
gratings other than bar types to meet the indiceied load requirements. Edges
shall be banded with bars 1/4 inch less in height than bearing bars for grating
sizes above 3/4 inch. Banding bars shall be flush with the top of bearing bars.
Frames shall be of welded steel construction finished to match the grating.
05500-2
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C. Guardrails and Handrails:
Steel Guardrails and Handrails: Steel railings shall be standard weight steel pipe
of nominal 1-1/2 inch size conforming to ASTM A 53.
Jointing shall be by the following method:
a. Mitered and welded joints made by fitting post to top rail and intermediate
rail to post, mitering corners, groove welding joints and grinding smooth.
Railing splices shall be butted and reinforced by a tight-fitting interior
sleeve not less than 6 inches long.
3.0 EXECUTION
3.1 GENERAL REQUIREMENTS
All items shall be installed at the locations shown and according to the manufacturer's
recommendations. Items listed below require additional procedures as specified.
A. Installation of Steel Guardrails and Handrails:
Installation shall be in pipe sleeves embedded in concrete and filled with molten
lead or sulphur with anchorage covered with standard pipe collar pinned to post.
Installation shall be by means of base plates bolted to stringers or structural
steel frame work or by direct welding as shown on drawings.
B. Trench frames and covers shall finish flush with the floor.
END OF SECTION
05500-3
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SECTION 08830
OVERHEAD COILING DOORS
1.0 SCOPE
1.1 GENERAL REQUIREMENTS
Doors shall be spring counterbalanced, overhead coiling type, and shall be designed
for use on exterior openings as indicated. Fire doors shall bear the Underwriters
Laboratories or Factory Mutual label for Class A rating. Each door shall be provided
with a permanent label showing the manufacturer's name and address and the model
number of the door.
1.2 SUBMITTALS
A. Shop Drawings:
Shop drawings shall be submitted for approval in accordance with Section
01230, Submittals. A schedule showing the location of each door shall be
submitted with the shop drawings. Drawings shall include elevations of each
door type, details and method of anchorage, details of construction, location and
installation of hardware, shape and thickness of materials, details of joints and
connections, and details of guides, power operators, controls, and other fittings.
Manufacturer's catalog data shall be submitted.
B. Manufacturer's Instructions:
C.
D.
Manufacturer's installation instructions shall be submitted for approval.
Spare Parts Data:
After approval of the shop drawings, and not later than 3 months prior to the
date of beneficial occupancy, the Contractor shall furnish spare parts data for
each different item of materials and equipment specified. The data shall include
a complete list of parts and supplies, with current unit prices and source of
supply, and a list of the parts recommended by the manufacturer to be replaced
after 1 and 3 years of service.
QQerating and Maintenance Instructions:
1. The Contractor shall furnish to the Owner six complete copies of operating
instructions outlining the step-by-step procedures required for door
operation. The instructions shall include the manufacturer's name, model
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1.3
1.4
number, service manual, parts list, and brief description of all equipment
and their basic operating features.
2. The Contractor shall furnish to the Owner six complete copies of
maintenance instructions listing routine maintenance procedures, possible
breakdowns and repairs, and trouble-shooting guides. The instructions
shall include simplified diagrams for the equipment as installed.
DESIGN
The door and the operating mechanism shall be designed to meet the requirements
described herein. The manufacturer's data sheets shall clearly state that the door and
operator have been designed to meet these requirements or the submittal is to include
a manufacturer's statement, signed by an official of the company, certifying that the
door and operator have been designed to meet the specified requirements.
WIND LOAD REQUIREMENTS
Doors and components shall be designed to withstand the minimum design wind load
of 35 pounds per square foot. Doors shall be constructed to sustain a superimposed
load, both inward and outward, equal to 1-1/2 times the minimum design wind load.
When tested in accordance with the static air pressure test procedures of ASTM E
330, the door shall support the superimposed loads for a minimum period of 10
seconds without evidence of serious damage and shall be operable after conclusion
of the tests. As an option, tests shall be conducted using an equivalent uniform static
load. The uniform static load test specimen shall be supported using guides,
endlocks, and windlocks as required for project installation. Recovery shall be at least
3/4 of the maximum deflection within 24 hours after the test load is removed.
1.5 DOOR OPERATING MECHANISM
All portions of the door operating mechanism that are subject to movement wear or
stress fatigue are to be designed to operate through a minimum of 100,000 cycles.
(One complete cycle of door operation will begin with the door in the closed position,
move to the full oper:i position and return to the closed position.)
1.6 DELIVERY AND STORAGE
Doors shall be delivered to the jobsite wrapped in a protective covering with the
brands and names clearly marked thereon. Doors shall be stored in a dry location
that is adequately ventilated and free from dirt and dust, water, and other
contaminants, and in a manner that permits easy access for inspection and handling.
Doors shall be handled carefully to prevent damage. Damaged items that cannot be
restored to like-new condition shall be replaced.
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2.0 PRODUCTS
2.1 FABRICATION
Doors shall be complete with guides, fastenings, hood, counterbalance, brackets,
operating mechanisms, and accessories. Doors shall be surface-mounted type with
guides at jambs set back a sufficient distance to clear the opening. Exterior doors
shall be mounted as indicated on interior side of walls.
A. Curtains:
B.
C.
Curtains shall be formed of interlocking galvanized steel slats of shapes
standard with the manufacturer. Slats for exterior doors shall be flat type. The
curtains shall roll up on a barrel supported at the head of opening on brackets,
and shall be balanced by helical springs. Slats for doors less than 15 feet wide
shall be not lighter than 22 gauge. Slats for doors from 15 feet wide to 21 feet
wide shall be not lighter than 20 gauge. Slats for doors 21 feet wide and wider
shall be not lighter than 18 gauge. Slats shall be of the gauge required for the
width indicated and the wind pressure specified above: Slats for fire doors over
12 feet wide and under 20 feet wide shall be not less than 20 gauge. Slats for
fire doors 20 feet wide or wider shall be not less 18 gauge.
Endlocks and Windlocks:
The ends of each slat for exterior doors shall have malleable endlocks of
manufacturer's stock design. Endlocks shall be provided for each slat on fire
doors with width exceeding 12 feet. In addition to endlocks, exterior doors shall
have the manufacturer's standard windlocks at ends of at least every sixth slat
as required to withstand the wind load. Windlocks shall prevent the curtain from
leaving guides because of deflection from wind pressure or other forces.
Bottom Bar:
The curtain shall have a bottom bar consisting of two steel angles.
D. Guides:
Guides shall be steel structural shapes or formed steel shapes, not less than
2-1/2 inches deep and not less than 3/16 inch thick. Guides shall be attached
to adjoining construction with not less than 3/8-inch diameter bolts, spaced near
each end and not over 24 inches apart for interior doors and 16 inches apart
for exterior doors.
08830-3
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2.2
The barrel shall be steel pipe or commercial welded steel tubing of proper
diameter for the size of curtain. Deflection shall not exceed 0.03 inch per foot
of span. Ends of the barrel shall be closed with cast-iron or steel plugs,
machined to fit the pipe.
F. Springs:
Oil tempered helical steel springs shall be installed within the barrel and shall
be capable of producing sufficient torque to assure easy operation of the door
curtain. At least 80 percent of the door weight shall be counterbalanced at any
position, with an overload factor of 25 percent. Springs shall be designed to
operate through a minimum of 100,000 cycles. One complete cycle of the door
begins with the door in the closed position. The door is then moved to the
open position and back to the closed position. Access shall be provided for
spring tension adjustment from outside of the bracket without removing the
hood.
G. Brackets:
Brackets shall be of heavy cast iron or steel to close the ends of the roller-shaft
housing, and to form a supporting ring for the hood. Bracket hubs or shaft
plugs shall have sealed prelubricated ball bearings.
H. Hoods:
Hoods shall be steel, not lighter than 24 gauge, formed to fit contour of the end
brackets, and shall be reinforced with steel rods or rolled beads at top and
bottom edges. Hoods for openings more than 12 feet in width shall have
intermediate supporting brackets.
I. Weatherstripping:
Exterior doors shall be fully weatherstripped. A compressible and replaceable
weather seal shall be attached to the bottom bar. Weather seal at door guides
shall be continuous vinyl or neoprene, bulb or leaf type, or shall be nylon-brush
type. A weather baffle shall be provided at the lintel or inside the hood.
Weatherstripping shall be easily replaced without special tools.
OPERATION
Doors shall be manual hand-chain operated.
08830-4
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Slats, bottom bars, and hoods of exterior doors shall be hot-dip galvanized and shop
primed. Other parts of coiling doors, except faying surfaces, shall be shop-primed.
A. Primed Finish:
Surfaces shall be thoroughly cleaned and treated to assure maximum paint
adherence. Exposed surfaces shall be given a factory dip or spray coat of
rust-inhibitive metallic oxide or synthetic resin primer.
B. Galvanized and Shop-Primed Finish:
Surfaces shall have a zinc coating, a phosphate treatment, and a shop-prime
coat of rust-inhibitive paint. The galvanized coating shall conform to ASTM A
525, coating designation G90 for steel sheets, and to ASTM A 123 for
assembled steel products. The prime coat shall be a type especially developed
for materials treated by phosphates and adapted to application by dipping or
spraying. Damaged zinc-coated surfaces shall be repaired by the application
of galvanizing repair paint and spot primed.
3.0 EXECUTION
3.1 INSTALLATION
Doors shall be installed in accordance with approved shop drawings and
manufacturer's instructions. Anchors and inserts for guides, brackets,hardware, .and
other accessories shall be accurately located. Upon completion, doors shall be
weathertight and shall be free from warp, twist, or distortion. Doors shall be
lubricated, properly adjusted, and demonstrated to operate freely. Fire doors shall be
installed in conformance with the requirements of NFPA 80 and the manufacturer's
instructions.
END OF SECTION
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1.0
1.1
SECTION 11000
WELL HEAD COMPLETION
GENERAL 0
DESCRIPTION
A. Work under this section includes:
1. Well pump
2.
3 .
Valves, Fittings, Piping and Miscellaneous Equipment
Well Covering Structure and Associated Hardware
1.2 QUALITY ASSURANCE
A. The contract documents are intended to describe all details of a complete
equipment installation for the purpose specified; however, the Contractor shall
be responsible for all details necessary to properly install, adjust, and place in
operation a working system.
B. Deviations from any design or specification stated within this contract document
by the Contractor must be agreed upon and acknowledged by the Engineer
prior to implementation of said deviation. Any proposed deviation must be
presented in the form of a shop drawing from the Contractor to the Engineer
prior to approval.
C. The Contractor shall, at his own expense, procure all permits, certificates, and
licenses required by law for the execution of the work.
1.3 SUBMITTALS
A. The Contractor shall submit operation and maintenance manuals for. the
equipment.
B. The Contractor shall submit shop drawings for approval to the Engineer prior
to any deviation from this specification section or the design drawings.
1.4 Each extraction well is to be equipped with a suitable submersible pump and
associated hardware. The pumps should be installed by a qualified contractor
experienced in submersible pump installation.
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For reference, typical Groundwater Monitoring Installation Details for saprolite and
bedrock/saprolite extraction wells are shown on Drawing C-15. Wells SlW-2, EW-2,
EW-3, EW-4, EW-5, EW-6, EW-7, EW-8, EW-9, EW-10 and EW-11 will be completed
In a similar manner as outlined In Section 13100 and as indicated on Drawing C-15.
Each well is to be equipped with safety devices (level probes) designed to shut the
pump down prior to dewatering and automatically allow the pump to start after the
water level has sufficiently recovered. The table below indicates placement of liquid
levels controls, pumps and the pump model for each extraction well installation. No
pump shall be lowered beneath the carbon steel casing/openhole bedrock interface
in saprolite/bedrock wells.
Well
Number
EW-1 (DlW-2)
SlW-2*
EW-2*
EW-3*
EW-4*
EW-5*
EW-6*
EW-7*
EW-8*
EW-9*
EW-10*
EW-11*
DlW-1
SlW-1
Ground
Surface
Elev. (FT)
2364.71
Liquid Level Control
Elevation (FT)
Low High
2275.54 2304.31
Top of Pump
Elev. (FT)
2274.54
2364.71 2305.71 2319.39 2304.71
2357.00 2285.00 2315.00 2284.00
2367.00 2314.00 2333.00 2313.00
2345.00 2292.00 2311.00 2291.00
2355.00 2302.00 2321.00 2301.00
2350.00 2299.00 2317.00 2298.00
2356.00 2295.00 2317.00 2294.00
2362.00 2301.00 2323.00 2300.00
2361.00 2300.00 2322.00 2299.00
2356.00 2295.00 2318.00 2294.00
2350.00 2289.00 2314.50 2288.00
2275.79 2177.79 2222.00 2176.79
2275.89 2228.87 2247.99 2227.87
Pump Model
(Grundfos or
Equivalent)
5S03-9
5S03-9
5S03-9
5S03-9
5S03-9
5S03-9
5S03-9
5S03-9
5S03-9
5S03-9
5S03-9
5S03-9
5S05-13
5S03-9
Horse-
power
1/3
1/3
1/3
1/3
1/3
1/3
1/3
1/3
1/3
1/3
1/3
1/3
1/2
1/3
*Note: Indicates apprpximate values for proposed wells. Final elevations will
be determined by the Engineer after final well Installation.
11000-2
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1.s Each pump shall be equipped with a stainless steel safety cable. A fluid level
monitoring pipe and liquid level electrodes shall be installed in each well. The well
shall be sealed with a vented sanitary well seal. The power cable and electrode cable
shall be run through the 1/Z' NPT port of the sanitary seal. The pump discharge and
the water level monitor pipes shall be run through the 1-inch and 3/4-inch openings
In the well seal, respectively. The safety cable shall be securely fastened to the pump
with the opposite end of the cable secured to the surface concrete pad, utilizing an
eye bolt. This cable will be wedged between the sanitary well seal and well casing
at the top of the well riser pipe.
1.6 The pump and motor serial numbers shall be recorded prior to installing the pump.
Detailed records of the installation, including depths of the pump installation and the
depth of the probes shall be maintained and delivered to the Owner's Field
Representative.
1.7 Serial numbers shall be recorded for well head materials, including valves, meters,
gauges, strainers, electrodes, and transducers. Detailed records of the installation
shall be maintained and delivered to the Owner's Field Representative.'
1.8 All materials installed in the wells, including discharge piping, electrical cable, water-
level monitoring piping, safety cable, liquid level probes and associated wiring shall
be thoroughly cleaned on site prior to installation and maintained on site in a manner
so as to prevent contamination after cleaning and during installation. Teflon TM tape
shall be used to seal the threaded joints on the pump riser pipe, the liquid level
monitoring pipe and all other threaded joints associated with ~he wellhead equipment.
The electrical power cable and electrode cable (liquid level probes) shall be attached
to the pump riser pipes using nylon ties (no electrical tape!). The first nylon tie shall
be secured no farther than 2 feet from the sanitary well seal and nylon ties shall be
attached every 3 feet over the length of the discharge piping to insure that no slack
remains in cables or wiring throughout the casing which may serve to bind the
downhole equipment during installation or removal procedures.
1.9 After completion of the installations, a short-term performance test shall be conducted
under the Engineer's supervision. The Engineer shall be notified of any performance
test 24 hours prior to commencement. Each pump shall be tested for a minimum of
2 hours by pumping continuously at the design rate. The liquid level probes will be
tested by increasing the flow rate to the pump maximum and allowing the water level
to drop to the depth at which the pump should shut down. The water level in the well
will then be allowed to recover until the pump restarts. The pump will then be shut
down until Owner start-up of the system.
11000-3
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2.0 PUMP AND ASSOCIATED HARDWARE
2.1 The pumps to be installed in each well are listed in paragraph 1.4 of this section
along with horsepower requirements. The installed pumps shall be 115 volts and
capable of being Installed In 4-inch diameter carbon steel casing. Grundfos
submersible pumps or an equivalent shall be installed in each extraction well. Check
valves shall be removed from the pumps prior to installation. All pump motors shall
be two-wire construction.
2.2 A 3/16-inch series 300 stainless steel safety cable shall be attached to the pump and
connected to an eye bolt in the concrete pad. No slack shall remain in this cable
after the pump has been set.
2.3 The riser pipe for each well shall be 1-inch Schedule 80, flush threaded, PVC. The
acceptable thread seal shall be Teflon™ tape only. Removal of the pump check valve
will allow the pipe to drain for freeze protection. The 1-inch schedule 80 PVC shall
be threaded 1-inch NPT where It couples to the submersible pump. The piping shall
also be threaded 1-inch NPT where It couples with the 1-inch FNPT 90" elbow above
the sanitary well seal.
2.4 The liquid level pipe shall be a 3/4-inch flush threaded Schedule 40 PVC. The
acceptable pipe seal is Teflon TM tape. The bottom end shall be plugged and the
bottom 1 o feet shall be composed of slotted PVC screen. The observation pipe shall
be installed to the top of the pump assembly and a cap shall be provided.
2.5 All power cables shall comply with industry standards and U11 L Laboratory
requirements for water well service. The cable shall enter the motor through a sealing
mechanism. The cable shall be continuous (non-splice) between the pump and motor
starter and length shall vary according to the pump setting depth. Premium quality
nylon ties shall be used to attach the electrical wires to the riser pipe at 3 foot
intervals and at the top of the pump.
2.6 The electrical connectors on the pump shall be spliced using pressure-crimp type
connectors and a "Scotch-cast" epoxy sealing kit covered with heat-shrink sheathing.
2.7 The pump shall be grounded using 8-gauge copper wire to a true ground such as
the well casing.
2.8 Each well shall be equipped with liquid level probes B/W Controls or equivalent.
See Section 1601 o for electrical details.
2.9 Each extraction well shall be equipped with the following items. The drawings provide
a detail as to all items' function and location.
11000-4
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I Number Item Description
I 1 Well Casing 4-inch carbon steel
2 Pump Riser . 1-inch flush threaded Schedule 80 PVC
I 3 Liquid Level Pipe 3/4-inch flush threaded Schedule 40 PVC
I 4 Safety Cable 3/16-inch series 300 stainless steel
5 Electrical Cable Submersible cable (two wire), varying in length for
I each extraction well, inside 1 /2-inch electrical
conduit from well seal to control box or equivalent.
See Section 16120.
I 6 Liquid Level Electrodes See electrical specifications in Section 16140.
I 7 Electrode Holders See electrical specifications in Section 16140.
8 Liquid Level Control See electrical specifications in Section 16140.
I Relay and Enclosure
9 Pump Control & Power See electrical specifications in Section 16170.
I Disconnect
10 Well Seal 4-inch x 1-inch x 3/4-inch cast iron sanitary well I seal with 1/2-inch NPT vent hole, Simmons or
equivalent.
I 11 1-inch Elbow 1-inch FNPT Schedule 80 PVC 90' elbow; Plastic
Piping Systems (PPS) Fig. 0031130 or equivalent.
g 12 3/4-inch Elbow 3/4-inch FNPT Schedule 80 PVC 90' elbow; PPS
Fig. 0031130 or equivalent.
0 13 1-inch Nipple 1-inch X Close Schedule 80 PVC threaded nipple;
PPS Fig. 0161130 or equivalent.
0 14 PVC MNPT x FNPT Custom threaded schedule 80 PVC couplings.
Couplings (2) 3/4-inch diameter x 6-inch length MNPT x MNPT
I and 3/4-lnch diameter x 8-inch length MNPT x
MNPT.
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15
16
17
18
19
20
21
22
23
24
25
26
27
28
3/4-inch Nipple
Tee
Bushing
Line Pressure Transducer
Pressure Gauge
Check Valve
Y-strainer
Reducer Coupling
Rate Indication Totalizer
(Flowmeter)
Diaphragm Valve
Tee Port Ball Valve
Sample Cock
Sample Tubing
Discharge Pipe
3/4-inch X Close Schedule 80 PVC threaded
nipple; PPS Fig. 0161130 or equivalent.
1-inch FNPT Schedule 80 PVC tee; PPS Fig.
0021130 or equivalent.
1-inch MNPT X 1/4-inch FNTP Schedule 80 PVC
bushing PPS Fig. 0141190 or equivalent.
1/4-inch MNPT, 0-150 psi pressure transducer;
Ashcroft Model K1-G-100-7-M02-42-F2-150, 4-20
mA output signal, or equivalent.
Pressure gauge, General Service Type, 2-1/2-inch
dial X 1/4-inch NPT, 0-160 PSI range, silicon-oil
filled lower connection, Omega PGS-25L-160-F or
equivalent.
1-inch FNPT, PVC true union ball check valve;
Asahi/America or equivalent.
1-inch FNPT, Schedule 80 PVC transparent Y-
strainer; Asahi/America with 40 Mesh PVC (Max.
particle size 0.011 in.) or equivalent.
1-inch X 3/4-inch FNPT threaded Schedule 80 PVC
coupling; PPS Fig. 0151130 or equivalent.
3/4-inch turbine meter; Omega model FTB-4107P
with reed relay (0.20 -20 gpm) or equivalent.
3/4-inch FNPT, PVC, diaphragm valve.
Asahi/America or equivalent.
1-inch FNPT PVC multiport ball valve with
Tee Port. Asahi/America or equivalent.
1/4-inch MNPT, threaded X hose; Asahi/America
or equivalent.
1/2-inch Viton Tubing x 6-inch length.
1-inch schedule 40 PVC pipe, cement socket
welded.
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30
31
32
33
34
35
Mounting Board
Well Cover
Concrnte Pad
Guard Posts
True Union
True Union
Stanchion Support
For mounting the control boxes and disconnects.
It shall be set into the concrete slab and have
dimensions indicated in the electrical specifications
and drawings.
3-foot X 4-foot X 2.5 foot extruded fiberglass cover
by Magnum Plastics or equivalent. Will be
connected to the concrete pad using hinges and
hasp. All Covers will have a security lock of brass
Internal construction and the locks will be keyed
identically.
Minimum of 6-inch thickness. Extend pad a
minimum of 9-inches beyond well cover. Crushed
stone (approximately 6-inch thickness) will be
compacted as subgrade for the pad after all pipes,
fittings, conduits, wiring, etc. have been installed
at the well head. The concrete pad will then be
poured with 3000 psi concrete and the well cover,
when open, will be supported by a concrete block
as shown in Drawing C-14.
Guard posts for each indicated well installation will
be constructed according to the detail in Drawing
C-14.
3/4-inch FNPT X 3/4-inch FNPT PVC Full True
Union.
1-inch FNPT X 1-inch FNPT PVC Full True Union.
3/4-inch PVC stanchion support constructed of 2-
1 /2-inch x 3/4" PVC saddle (PPS Fig. 0251220 or
equivalent) cement socket welded to 3/4" PVC
pipe.
END OF SECTION
11000-7
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SECTION 11100
EQUALIZATION TANKS
1.0 GENERAL,
1.1 DESCRIPTION
Work under this Section includes the materials of construction, design criteria, and
physical properties for three (3) fiberglass reinforced plastic (FRP) tanks used in the
Front and Back Valley Treatment Facilities. Two of the tanks shall be provided with
steel support stands. Details shall conform with the Drawings.
2.0 PRODUCTS
2.1 The Front Valley shall have an FRP Equalization Tank as specified herein. The Back
Valley shall have an FRP Equalization Tank and FRP Sludge Holding Tank as
specified herein.
2.2 A compatible steel support stand is to be supplied for each Equalization Tank that is
designed to maintain its integrity under at least the weight of the tank plus a full tank
volume of liquid with a specific gravity of 1.5. Construction of the stand shall conform
with the shape of the tank, and provide no areas of excessive abrasion or other
physical damage to the Tank's integrity.
2.3 Both Equalization Tanks shall be open at the top and cone-shaped at the bottom with
45• slopes. The volumes for the tanks shall hold 1,000 and 2,000 gallons for the
Front and Back Valley, respectively. These tanks shall be mounted inside a building.
2.4 The Sludge, Holding Tank for the Back Valley shall hold 2,200 gallons and consist of
a dish-top and flat bottom. This tank shall be mounted outside.
2.5 The lower two-thirds of the conical volume shall not be used in liquid volume sizing.
3.0 MATERIALS OF CONSTRUCTION
3.1 Each tank shall be constructed of Derakane 411, or approved equal, and coated with
material suitable to maintain its Integrity, within its environment and under its intended
use, for a project life of 30 years.
3.2 Materials of construction shall be compatible to hold ground water containing the
following organic compounds at their respective concentrations:
11100-1
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Compound
1,2-dichloroethane
Trichloroethylene
Chloroform
Methylene c:hloride
Benzophenone
Benzilic aci1j
RDX
Concentration Cuq/ll
Front Valley Back Valley
4,000
20
15
490
830
1,000
0.20
860
590
47
110
10
1,000
0.20
3.3 Each tank shall be suitable for operation at atmospheric pressure meeting the
requirements of ASTM D 3299 for filament-wound tanks and National Bureau of
Standards Specification PS15-69 for custom contact molded tanks. The tanks shall
be designed for full liquid loads having a maximum specific gravity of 1.5 and ambient
temperatures of approximately 11 o·F maximum.
3.4 Tanks having an open top are to have a three inch external flange at the top to
maintain cylindrical shape of the vessel and to support a cover, if required.
3. 5 Dished top heads shall be .250" thick if the vessel is less than 12 feet in diameter,
5/16" thick if 12 feet or larger in diameter.
3.6 Two percent (2%) by weight ultraviolet light absorber is to be added to all Tanks not
having a pi~Imented exterior protective coating for the purpo~e of improving weather
resistance.
3. 7 All cut areas shall be coated with paraffin wax resin to prevent exposing fibers and
to fill voids.
3.8 Each tank shall have the following nozzles as a minimum: overflow, drain, inlet and
ou1Iet. Nozzles shall be 2 inches. The nozzle orientation shall be specified on the
approved drawings by the Engineer.
4.0 SHIPPING AND INSTALLATION
4.1 All vessels shall be shipped on padded saddles .
4.2 All vessels shall be installed in accordance with the manufacturer's recommendations.
11100-2
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5.0 SUBMITTALS
5.1 The Contractor shall submit the following information for approval:
A. Drawings (plan and elevation) showing orientation of nozzles and other
apprJrtenances.
B. Details of tank construction, wall thickness, fittings and fitting installation, and
detailed information on the resins and other chemicals used in the tank
construction.
C. Details of the tie-down system.
D. Shipping, handling, and installation instructions.
END OF SECTION
11100-3
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SECTION 11200
PUMPS
1.0 GENERAL
1.1 WORK INCLUDED
A. This specification covers ten pumps for two separate groundwater treatment
facilities for Chemtronics Site Remediation, Swannanoa, North Carolina. The two
facilities are named the Front Valley System and the Back Valley System.
8. The f,::illowing pumps are included with the assigned equipment number:
Front Valley
1. Stripper Feed Pump No. 1 -Eq. No. FV-04
2. Stripper Feed Pump No. 2 -Eq. No. FV-05
3. Carbon Feed Pump No. 1 -Eq. No. FV-09
4. Carbon Feed Pump No. 2 -Eq. No. FV-10
5. Stripper Feed Pump No. 1 -Eq. No. BV-05
6. · Stripper Feed Pump No. 2 -Eq. No. BV-06
7. Reactor Feed Pump No. 1 -Eq. No. BV-09
8. Reactor Feed Pump No. 2 -Eq. No. BV-10
9. Nutrient Feed Pump -Eq. No. BV-11
10. Caustic Feed Pump -Eq. No. BV-17
I 1.2 RELATED WORK
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Treatment System Piping -Section 1511 o
Electrical WcJrk -Division 16
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Variable Frequency Motor Controller -Section 16159
1.3 SYSTEM DESCRIPTION
A. The Stripper Feed Pumps for both the Front and Back Valley Systems will be
used to pump groundwater from the equalization tank to the air stripper.
B. The Front Valley Carbon Feed Pumps will be used to pump groundwater from
the air stripper sump to the carbon canisters.
C. The Back Valley Reactor Feed Pumps will be used to pump groundwater from
the a.ir stripper sump to the fixed film bioreactor.
D. The Back Valley Nutrient Feed Pump will be used to pump a nitrogen,
phosphate nutrient solution to the fixed film bioreactor.
E. The Back Valley Caustic Feed Pump will be used to pump sodium hydroxide
at 25 percent concentration or less for pH control.
F. Operating and Performance:
1.
2.
Refer to Pump Data Sheets for the pump information.
The performance of the pump shall be in accordance with the Standards
of the Hydraulic Institute. Total head and net positive suction heads are
as defined in the Standards of the Hydraulic Institute.
1.4 QUALITY ASSURANCE
A. All materials used in construction of the equipment shall be of the best quality
and entirely suitable in every respect for the service required. All of the
equipment shall be amply proportioned for all stresses which may occur during
operations and for any additional stresses that may occur during fabrication and
erection.
B. The Contractor shall meet all standards established by the state in which this
equipment will be installed and shall comply fully with Public Law 91-956
"Occupational Safety and Health Act" and Parts 1910.1, 1910.2, 1910.211,
1910.~!51, 1910.253, 1910.254, and 1910.309 as promulgated by the Secretary
of Labor under this act with respect to the design and manufacture of the
equipment.
C. Surface preparation and painting shall be in accordance with the manufacturer's
· standard.
11200-2
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1.5 SUBMITTAL$
A. Submit one copy of descriptive literature as a part of each copy of the proposal.
B. Submit performance curves clearly indicating the design point.
C. Submit preliminary drawings (reproducibles and prints) for approval with each
copy of the proposal. Drawings shall show dimensions, weights, front view,
ratings, mounting details, and wiring details. Final drawings, certified for
construction, shall be submitted after return of approval drawings. The number
of drawings shall be as specified in the Chemtronics Division 1 Specification.
The following drawings shall be furnished:
1.
2.
3.
Complete outline dimension drawings, including front view, side view,
and arrangement.
Foundation and anchor bolt plans, and mounting details (physical
arrangements).
Weights of equipment.
4. Complete electrical wiring and instrumentation diagrams (Instrument
Standards Association).
5. The motor horsepower, RPM, WR2 value, and any special/ pertinent motor
information.
6. Complete bill of materials (catalog number and rating of all devices).
D. Submit a list of all parts associated with the equipment. The list shall include:
1.
2.
3.
4.
5.
Spare parts furnished by Vendor with equipment.
Spare parts recommended to be purchased by Owner for stock.
Source and current prices of replacement parts and supplies.
Original manufacturer's part or model number or identification number.
Special storage or handling requirements.
E. Submit the manufacturer's standard for surface preparation and painting.
11200-3
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F. Submit operation and maintenance information including installation, operating
and maintenance instruction, procedures, and intervals.
G. Submit with each copy of the proposal a list of similar installations, showing
location, company, contact person, and date of installation.
H. Submit completed bid tabulation sheets.
I. The :specifications are Intended to cover the complete equipment. It is not the
intent to give every detail in the specifications; however, the successful Vendor
will furnish the equipment in all details and ready for operation.
1.6 DELIVERY
A. Identification: For shipping, the various components and sections of the
apparatus shall be identified by the Purchaser's equipment numbers, which are
to be clearly shown on all drawings, shipping packages, and orders pertaining
to th1! equipment. On larger shipping packages, the equipment ·number shall
be stenciled in 2-inch letters on the outside of the carton. The number shall
also appear on the equipment inside as well.
B. Shipping Pieces: The apparatus and equipment shall be consolidated into as
few packages and shipments as practicable, consistent with transportation
regulations and restrictions.
1.7 MANUFACTURER'S FIELD SUPERVISION
A. The manufacturer will be expected to supply normal erection supervision and
technicians for field testing of equipment, as required.
1.8 ALTERNATES/ALTERNATIVES
A. The proposal shall comply with these specifications in that the equipment will
comprise the base proposal. Any deviations from these specifications which are
necessary to adapt any equipment to accomplish the same end results, shall
be fully explained in the proposal. The deviations shall be clearly noted in order
to avoid any confusion in the review and examination of the proposal.
B. Engineering and/or construction revision expense resulting from changes made
in manufacturer's shop prints after certification will be billed to the Contractor,
unless such post certification changes are made at the request of the equipment
Owner.
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C. In cases where the Contractor cannot supply a pump for efficient operation or
the :selection is not applicable in the Owner's judgment, the Owner reserves the
righi to purchase these pumps elsewhere.
2.0 PRODUCTS
2.1 HORIZONTAL CENTRIFUGAL PUMPS
Eight hori,iontal end suction centrifugal type pumps shall be furnished with motor, ,
drive, coupling, and any other equipment necessary to operate either intermittently or
continuow;ly in a 24-hour, heavy duty, minimum maintenance service under varying
conditions.
A. Materials
B.
1.
2.
Pump materials shall be suited for service in groundwater with the
following constituent concentrations:
1,2 Dichloroethane
Trichloroethylene
Chloroform
Methylene Chloride
Benzophenone
Benzilic Acid
Calcium
Magnesium
Iron
Manganese
Pumps:
a. Casing:
b. Impeller:
C. Shaft:
d. Shaft Sleeve:
860 -4000 ug/I
20-590 ug/I
15-47 ug/I
100-490 ug/I
10-830 ug/I
1000 ug/I
13-60 mg/I
3-5 mg/I
1-23 mg/I
4-26 mg/I
FRP or CPVC or Polypropylene
Compatible with casing
Mfg. Std.
316 ss
Equipment
1. A common baseplate for each pump and its motor shall be furnished by
the Contractor to include motor supports. Baseplates shall be arranged
11200-5
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to accommodate a motor sized for non-overloading operation with the
1 impeller selected.
2. Pumps shall be equipped with magnetic coupling for seal-less operation.
3. Bearings shall be suitable for continuous service under conditions
specified. Anti-friction bearings shall be used. Bearings shall be mounted
in housings which are water and dust tight, and which allow removing
rotors without disturbing bearing adjustments. Housing shall be of same
material as pump casing, unless completely isolated in all respects from
the fluid pumped.
4. Adequate lubrication shall be provided for all bearings. Bearings shall be
preferably oil lubricated with oil reservoirs equipped with level indicators
and drains.
5. A casing drain connection shall be provided and plugged on all pumps.
6. All direct driven pumps shall be fitted with close coupling. Coupling
arrangements shall allow for back pullout of pumps without removing the
motors.
7. Electric motors shall be NEMA design B, Class F insulated, severe duty,
rated for operation in a 40" C ambient with a service factor 1.15, a TEFC
enclosure, and ball bearings. The rated horsepower of the unit shall be
such that the unit will not be overloaded nor the service factor reduced
when the pumps are operating at any point on the maximum speed
performance of the pumps. Motors shall be equipped with a factory
installed winding temperature detector to protect against damage with
leads which terminate in the main conduit box. The protective device shall
normally be closed. Motors shall comply with the latest ANSI, NEMA, and
· IEEE standards. Motors shall be designed for connection to variable
frequency drives, if required.
2.2 . CHEMICAL METERING PUMPS
A. The chemical metering pump shall be a positive displacement diaphragm type
pump. Output volume shall be adjustable while pumps are in operation. The
metering pumps shall be manufactured by Liquid Metronics Incorporated or
approved equal.
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B.
C.
Material
1. Chemical metering pump housing shall be of chemically resistant glass
fiber reinforced thermo-plastic. All exposed fasteners shall be stainless
steel. Chemical metering pump valves shall be ball type seating on
combination valve seat and seal ring. Valve seat and seal ring shall be
renewable by replacing only the combination seat-seal ring. Pump head
shall be of material capable of resisting the pumped chemical. Fittings and
connections at pump head shall be PVC.
Equipment
1.
2.
3.
4.
5.
Control of the metering pump shall be selectable between internal and
external pulsing by means of a switch integral with frequency control knob.
"External" position to be below lowest internally paced frequency setting.
Stroke length shall be adjustable by means of readily accessible dial knob.
When in external pulsed mode the unit shall accept signals from a
Flowmeter-Pulser Assembly or a Current-To-Frequency Converter without
the use of electrical timer or internal timer.
Chemical metering pumps shall be capable of injecting chemicals against
pressures up to design heads.
To eliminate the need for a pressure relief valve, the metering pump shall
automatically stop pulsating when discharge pressure exceeds pump
pressure rating by not more than 35%.
A total of 16 ft. (4.8 m) of polyethylene tubing shall be provided per pump
complete with compressing connections. A foot valve with integral one
piece strainer shall be provided for the suction line, and an injection
check/back pressure valve with 1/2" NPT male connection for the injection
point. The injection check valve shall incorporate a dilating orifice which
prohibits scale formation and accumulation of crystalline deposits.
The pump drive shall be totally enclosed with no exposed moving parts.
Solid state electronic pulser shall be fully encapsulated with no exposed
printed circuit etch and be supplied with quick connect terminals of at least
3/16" (4.75 mm) wide. Electronics shall be housed in chemical resistant
enclosure at the rear of the pump for maximum protection against
chemical spillage.
11200-7
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3.0 INSTALLATION
3.1 GENERAL
A. The work under this Section shall be executed as shown and specified and
properly coordinated with all other related work on the project. This work
includes the installation, adjustment, and check out of the equipment and
appurtenance specified in this Section.
3.2 MATERIALS
A. The Contractor shall furnish all grouting materials, flat shims, and other hardware ' required to level and mount the equipment to foundations.
B. Lubricants, preservatives, covers, and all other materials required to protect the
equipment.
3.3 SERVICES
A. The Contractor shall furnish all labor, engineering, and supervision to properly
execute the work.
B. The Contractor shall provide all personnel and supplies necessary to
demonstrate that the equipment and appurtenance furnished under this Section
are in operating order and ready for service. This includes but not limited to all
lubricants, coolants, and fuel.
C. Any items found to be defected will be repaired or replaced with new parts as
directed by the Owner at no additional cost to the Owner.
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1.0 DESCRIPTION/SERVICE:
1.1 EQUIPMENT NOS.
1.2 TYPE
2.0 FLUID:
PUMP DATA SHEETS
FRONT VALLEY STRIPPER FEED PUMP
NOS. 1 & 2
FV-04 & FV-05
HORIZONTAL END SUCTION
CENTRIFUGAL
CONTAMINATED GROUNDWATER
2.1 TEMPERATURE DEGREE F.: 45 -60
2.2 pH: 5-7
2.3 SPECIFIC GRAVITY: 1.0
3.0 ELECTRIC MOTOR: 460-3-60
4.0 CONDITIONS:
4.1 FLOW, GPM: 9.5
4.2 TDH AT 9.5 GPM, FEET: 50
4.3 MAXIMUM PUMP SPEED, RPM: 3600
4.4 SUCTION: FLOODED
END OF DATA SHEET
11200-9
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1.0
1.1
1.2
2.0
2.1
2.2
2.3
3.0
4.0
4.1
4.2
4.3
4.4
PUMP DATA SHEETS
DESCRIPTION/SERVICE: CARBON FEED PUMPS
EQUIPMENT NOS. FV-09 & FV-10
TYPE HORIZONTAL END SUCTION
CENTRIFUGAL
FLUID: CONTAMINATED GROUNDWATER
TEMPERATURE DEGREE F.: 45 -60
pH: 5 -7
SPECIFIC GRAVITY: 1.0
ELECTRIC MOTOR: 460-3-60
CONDITIONS:
FLOW, GPM: 10.5
TDH AT 10.5 GPM, FEET: 105
MAXIMUM PUMP SPEED, RPM: 3600
SUCTION: FLOODED
END OF DATA SHEET
11200-10
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PUMP DATA SHEETS
1.0 DESCRIPTION/SERVICE: BACK VALLEY STRIPPER FEED PUMP
NOS. 1 & 2
1.1 EQUIPMENT NOS. BV-05 & BV-06
1.2 TYPE HORIZONTAL END SUCTION
CENTRIFUGAL
2.0 FLUID: CONTAMINATED GROUNDWATER
2.1 TEMPERATURE DEGREE F.: 45 -60
2.2 pH: 5 -7
2.3 SPECIFIC GRAVITY: 1.0
3.0 ELECTRIC MOTOR: 460-3-60
4.0 CONDITIONS:
4.1 FLOW, GPM: 0 -45
4.2 TDH AT 44 GPM, FEET: 55
4.3 MAXIMUM PUMP SPEED, RPM: 3600
4.4 SUCTION: FLOODED
5.0 VARIABLE SPEED: VARIABLE FREQUENCY DRIVE
(SEE ELECTRICAL SPECS)
END OF DATA SHEET
11200-11
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PUMP DATA SHEETS
1.0 DESCRIPTION/SERVICE: REACTOR FEED PUMP NOS. 1 & 2
1.1 EQUIPMENT NOS. ,:cBV.,_--"-09:e....,e&:....:B"-'V'---'-'10"----------
1.2 TYPE HORIZONTAL END SUCTION
CENTRIFUGAL
2.0 FLUID: CONTAMINATED GROUNDWATER
2.1 TEMPERATURE DEGREE F.: 45 • 60
2.2 pH: 5 · 7
2.3 SPECIFIC GRAVITY: 1.0
3.0 ELECTRIC MOTOR: 460-3-60
4.0 CONDITIONS:
4.1 FLOW, GPM: 0 • 50
4.2 TDH AT 44 GPM, FEET: 20
4.3 MAXIMUM PUMP SPEED, RPM: 3600
4.4 SUCTION: FLOODED
5.0 VARIABLE SPEED: VARIABLE FREQUENCY DRIVE
(SEE ELECTRICAL SPECS)
END OF DATA SHEET
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1.0 DESCRIPTION/SERVICE:
1.1 EQUIPMENT NOS.
1.2 TYPE
2.0 FLUID:
PUMP DATA SHEETS
NUTRIENT FEED PUMP
BV-11
CHEMICAL METERING PUMP
NITROGEN-PHOSPHORUS NUTRIENT
SOLUTION
2.1 TEMPERATURE DEGREE F.: 45 -80
2.2 pH: 7
2.3 SPECIFIC GRAVITY: 1.0 -1.5
3.0 ELECTRIC MOTOR: 120-1-60
4.0 CONDITIONS:
4.1 FLOW, GPO: 10
4.2 TDH AT 9.5 GPM, PSIG: 25
END OF DATA SHEET
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1.0
1.1
1.2
2.0
2.1
2.2
2.3
3.0
4.0
4.1
4.2
PUMP DATA SHEETS
DESCRIPTION/SERVICE: CAUSTIC FEED PUMP
EQUIPMENT NOS. BV-17
TYPE CHEMICAL METERING PUMP
FLUID: 25% CAUSTIC SOLUTION
TEMPERATURE DEGREE F.: 45 -80
pH: 14
SPECIFIC GRAVITY: 1.0 -1.5
ELECTRIC MOTOR: 120-1-60
CONDITIONS:
FLOW, GPD: 2
TDH AT 9.5 GPM, PSIG: 20
END OF DATA SHEET
11200-14
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BID TABULATION SHEET
1.0 PUMPS:
1.1 QUANTITY OF PUMPS/TYPE
1.2 EQUIPMENT NO.
1.3 MANUFACTURER AND MODEL
1.4 CAPACITY (EACH), GPM
1.5 TOTAL HEAD (EACH), FEET
1.6 SIZE
1.7 PUMP CURVE
1.8 NPSH AVAILABLE, FEET
1.9 NPSH REQUIRED, FEET
1.10 MINIMUM CONTINUOUS FLOW
WITHOUT DAMAGE TO PUMP
1.11 SHAFT DIAMETER
1.12 IMPELLER
1.12.1 MAXIMUM IMPELLER
1.12.2 MINIMUM IMPELLER
(PREFERRED)
1.13 EFFICIENCY
1.14 TYPE MAGNETIC DRIVE
PROPOSED
FRONT VALLEY STRIPPER FEED PUMP
NOS. 1 & 2
2 -HORIZONTAL CENTRIFUGAL
FV-04 & FV-05
9.5
50
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BID TABULATION SHEET
(Continued)
1.15 MOTOR
1.15.1 BRAKE HP
1.15.2 NON-OVERLOADING HP
1.15.3 MOTOR HP
1.15.4 RPM
1.15.5 EFFICIENCY
1.16 TYPE BEARINGS
1.17 TYPE LUBRICATION
1.18 COUPLING MANUFACTURER AND
SIZE
1.19 MATERIALS/MATERIAL CLASS
1.19.1 CASING
1.19.2 IMPELLER
1.19.3 SHAFT
1.19.4 SHAFT SLEEVE
2.0 DELIVERY
2.1 DRAWINGS FOR APPROVAL -WEEKS
PROPOSED
--------------
2.2 DELIVERY AFTER APPROVAL -WEEKS _____________ _
2.3 TOTAL TIME -WEEKS
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BID TABULATION SHEET
(Continued)
3.0 WEIGHTS
3.1 PUMP, MOTOR, AND BASE (EACH)
LBS
3.2 TOTAL SYSTEM WEIGHT, LBS
PROPOSED
END OF BID TABULATION SHEETS
11200-17
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I BID TABULATION SHEET
I PROPOSED
1.0 PUMPS: CARBON FEED PUMP NOS. 1 & 2
I 1.1 QUANTITY OF PUMPS/TYPE 2 -HORIZONTAL CENTRIFUGAL
I 1.2 EQUIPMENT NO. FV-09 & FV-10
1.3 MANUFACTURER AND MODEL
I 1.4 CAPACITY (EACH), GPM 10.5
I 1.5 TOTAL HEAD (EACH), FEET 105
1.6 SIZE
I 1.7 PUMP CURVE
m 1.8 NPSH AVAILABLE, FEET
1.9 NPSH REQUIRED, FEET
I 1.10 MINIMUM CONTINUOUS FLOW
WITHOUT DAMAGE TO PUMP
I 1.11 SHAFT DIAMETER
• 1.12 IMPELLER
1.12.1 MAXIMUM IMPELLER I 1.12.2 MINIMUM IMPELLER
D (PREFERRED)
1.13 EFFICIENCY
I 1.14 TYPE MAGNETIC DRIVE
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BID TABULATION SHEET
(Continued)
1.15 MOTOR
1.15.1 BRAKE HP
1.15.2 NON-OVERLOADING HP
1.15.3 MOTOR HP
1.15.4 RPM
1.15.5 EFFICIENCY
1.16 TYPE BEARINGS
1.17 TYPE LUBRICATION
1.18 COUPLING MANUFACTURER AND
SIZE
1.19 MATERIALS/MATERIAL CLASS
1.19.1 CASING
1.19.2 IMPELLER
1.19.3 SHAFT
1.19.4 SHAFT SLEEVE
1.19.5 CASING WEAR RING
1.19.6 SIDE PLATE (STOCK PUMPS)
1.19.7 LANTERN RING
11200-19
PROPOSED
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2.0
2.1
2.2
2.3
3.0
3.1
3.2
DELIVERY
BID TABULATION SHEET
(Continued)
PROPOSED
DRAWINGS FOR APPROVAL • WEEKS
DELIVERY AFTER APPROVAL • WEEKS
TOTAL TIME· WEEKS
WEIGHTS
PUMP, MOTOR, AND BASE (EACH)
LBS
TOTAL SYSTEM WEIGHT, LBS
END OF BID TABULATION SHEETS
11200-20
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BID TABULATION SHEET
1.0 PUMPS:
1.1 QUANTITY OF PUMPS/TYPE
1.2 EQUIPMENT NO.
1.3 MANUFACTURER AND MODEL
1.4 CAPACITY (EACH), GPM
1.5 TOTAL HEAD AT 45 GPM (EACH),
FEET
1.6 SIZE
1.7 PUMP CURVE
1.8 NPSH AVAILABLE, FEET
1.9 NPSH REQUIRED, FEET
1.10 MINIMUM CONTINUOUS FLOW
WITHOUT DAMAGE TO PUMP
1.11 SHAFT DIAMETER
1.12 IMPELLER
1.12.1 MAXIMUM IMPELLER
1.12.2 MINIMUM IMPELLER
(PREFERRED)
1.13 EFFICIENCY
1.14 TYPE SEAL OR MAGNETIC DRIVE
PROPOSED
BACK VALLEY STRIPPER FEED PUMP
NOS. 1 & 2
2 -HORIZONTAL CENTRIFUGAL
BV-05 & BV-06
0-45
55
11200-21
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BID TABULATION SHEET
(Continued)
1.15 MOTOR
1.15.1 BRAKE HP
1.15.2 NON-OVERLOADING HP
1.15.3 MOTOR HP
1.15.4 RPM
1.15.5 EFFICIENCY
1.16 TYPE BEARINGS
1.17 TYPE LUBRICATION
1.18 COUPLING MANUFACTURER AND
SIZE
1.19 MATERIALS/MATERIAL CL.ASS
1.19.1 CASING
1.19.2 IMPELLER
1.19.3 SHAFT.
1.19.4 SHAFT SLEEVE
1.19.5 CASING WEAR RING
1.19.6 SIDE PLATE (STOCK PUMPS)
1.19.7 LANTERN RING
11200-22
PROPOSED
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2.0
2.1
2.2
2.3
3.0
3.1
3.2
BID TABULATION SHEET
(Continued)
PROPOSED
DELIVERY
DRAWINGS FOR APPROVAL -WEEKS
DELIVERY AFTER APPROVAL -WEEKS
TOTAL TIME -WEEKS
WEIGHTS
PUMP, MOTOR, AND BASE (EACH)
LBS
TOTAL SYSTEM WEIGHT, LBS
END OF BID TABULATION SHEETS
11200-23
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BID TABULATION SHEET
1.0 PUMPS:
1.1 QUANTITY OF PUMPS
1.2 EQUIPMENT NO.
1.3 MANUFACTURER AND MODEL
1.4 CAPACITY (EACH), GPM
1.5 TOTAL HEAD AT 50 GPM (EACH),
FEET
1.6 SIZE
1.7 PUMP CURVE
1.8 NPSH AVAILABLE, FEET
1.9 NPSH REQUIRED, FEET
1.10 MINIMUM CONTINUOUS FLOW
WITHOUT DAMAGE TO PUMP
1.11 SHAFT DIAMETER
1.12 IMPELLER
1.12.1 MAXIMUM IMPELLER
1.12.2 MINIMUM IMPELLER
(PREFERRED)
1.13 EFFICIENCY
1.14 TYPE SEAL OR MAGNETIC DRIVE
PROPOSED
REACTOR FEED PUMP NOS. 1 & 2
2
BV-09 & BV-10
0-50
105
11200-24
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BID TABULATION SHEET
(Continued)
1.15 MOTOR
1.15.1 BRAKE HP
1.15.2 NON-OVERLOADING HP
1.15.3 MOTOR HP
1.15.4 RPM
1.15.5 EFFICIENCY
1.16 TYPE BEARINGS
1.17 TYPE LUBRICATION
1.18 COUPLING MANUFACTURER AND
SIZE
1.19 MATERIALS/MATERIAL CLASS
'
1.19.1 CASING
1.19.2 IMPELLER
1.19.3 SHAFT
1.19.4 SHAFT SLEEVE
1.19.5 CASING WEAR RING
1.19.6 SIDE PLATE (STOCK PUMPS)
1.19.7 LANTERN RING
11200-25
PROPOSED
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2.0
2.1
2.2
2.3
3.0
3.1
3.2
DELIVERY
BID TABULATION SHEET
(Continued)
PROPOSED
DRAWINGS FOR APPROVAL -WEEKS
DELIVERY AFTER APPROVAL -WEEKS
TOTAL TIME -WEEKS
WEIGHTS
PUMP, MOTOR, AND BASE (EACH)
LBS
TOTAL SYSTEM WEIGHT, LBS
END OF BID TABULATION SHEETS
11200-26
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I BID TABULATION SHEET
I PROPOSED
1.0 PUMPS: NUTRIENT FEED PUMP
I 1.1 QUANTITY OF PUMPS/TYPE 1 -CHEMICAL FEED PUMP
I 1.2 EQUIPMENT NO. BV-11
1.3 MANUFACTURER AND MODEL
I 1.4 CAPACITY (EACH), GPD 0 -10
I 1.5 TOTAL HEAD (EACH), PSIG 25 PSIG
1.6 SIZE
0 1.7 PUMP CURVE
I 1.8 NPSH AVAILABLE, FEET
1.9 NPSH REQUIRED, FEET • 1.10 MINIMUM CONTINUOUS FLOW
WITHOUT DAMAGE TO PUMP
I 1.11 DIAPHRAGM DIAMETER
I 1.12 PUMP VALVE TYPE
1.13 POWER CONSUMPTION
I 1.15 MATERIALS
I 1.15.1 HOUSING
1.15.2 DIAPHRAGM I 1.15.3 PUMP BALL VALVES
I 1.15.4 VALVE SEATS
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11200-27 I
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BID TABULATION SHEET
(Continued)
1.15.5 PUMP HEAD
1.15.6 FITTINGS AND CONNECTIONS·
2.0 DELIVERY
PROPOSED
2.1 DRAWINGS FOR APPROVAL -WEEKS _____________ _
2.2 DELIVERY AFTER APPROVAL -WEEKS _____________ _
2.3 TOTAL TIME -WEEKS
3.0 WEIGHTS
3.1 PUMP, MOTOR, AND BASE (EACH)
LBS
3.2 TOTAL SYSTEM WEIGHT, LBS
END OF BID TABULATION SHEETS
11200-28
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I BID TABULATION SHEET
I PROPOSED
PUMPS: CAUSTIC FEED PUMP 1.0
I 1.1 QUANTITY OF PUMPS/TYPE 1 -CHEMICAL FEED PUMP
I 1.2 EQUIPMENT NO. BV-17
1.3 MANUFACTURER AND MODEL
I 1.4 CAPACITY (EACH), GPD 0 -10
I 1.5 TOTAL HEAD (EACH), PSIG 25 PSIG
1.6 SIZE
I 1.7 PUMP CURVE
I 1.8 NPSH AVAILABLE, FEET
1.9 NPSH REQUIRED, FEET
I 1.10 MINIMUM CONTINUOUS FLOW
WITHOUT DAMAGE TO PUMP
I 1.11 DIAPHRAGM DIAMETER
I 1.12 PUMP VALVE TYPE
1.13 POWER CONSUMPTION
I 1.15 MATERIALS
I 1.15.1 HOUSING
1.15.2 DIAPHRAGM I 1.15.3 PUMP BALL VALVES
I 1.15.4 VALVE SEATS
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BID TABULATION SHEET
(Continued)
PROPOSED
1.15.5 PUMP HEAD
1.15.6 FITTINGS AND CONNECTIONS
2.0 DELIVERY
2.1 DRAWINGS FOR APPROVAL -WEEKS
2.2 DELIVERY AFTER APPROVAL -WEEKS
2.3 TOTAL TIME -WEEKS
3.0 WEIGHTS
3.1 PUMP, MOTOR, AND BASE (EACH)
LBS
3.2 TOTAL SYSTEM WEIGHT, LBS
END OF BID TABULATION SHEETS
11200-30
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SECTION 11300
AIR STRIPPER SYSTEMS
1.0 GENERAL
1.1 DESCRIPTION
A. Work under this Section includes:
1. Air Stripping systems and accessories for the Front and Back Valley
Systems.
B. Related work specified elsewhere:
1. Stripper Feed Pumps -Section 11200.
2. Concrete -Division 3.
3. Prefabricated building -Section 13120.
4. Treatment System Piping -Section 15110.
5. Electrical work -Division 16.
6. Warranty of Construction -Section 01030.
2.0 GENERAL REQUIREMENTS
2.1 Provide one package air stripping column for each Valley. The package shall consist
of column shell, air stripping column internal accessories, blower and motor, ductwork,
outlet connections as shown on Contract Drawings, and all accessories as required.
2.2 Equipment for the air stripping column shall include items such as: column shell with
access hatches and outlets, packing support plates, packing material, mist eliminator,
column cover plate, liquid distributor and/or spray nozzles, exhaust stack, and insect
screens for air openings.
A. Packing material shall be structured, with minimal cross-sectional area exposure,
so as to minimize clogging due to solids deposition.
2.3 Equipment for the blower and ductwork shall include inlet ductwork, air filters, blowers,
motorized discharge dampers, limit switches, discharge ductwork, and all associated
equipment so as to provide a complete air intake system.
2.4 Design and construction shall incorporate the features and material specifications
indicated herein. The air stripping column and accessories shall be suitable for
continuous 24-hour full load service in an outdoor location. The blower and motor
shall be suitable for continuous 24-hour full load service in an outdoor location. The
11300-1
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equipment shall be sized to suit dimensions and elevations as shown on the Contract
Drawings.
2.5 The air stripping column shall be self-supporting. Anchor bolts shall be provided for
the column and blower. The blower and air stripping column shall be furnished with
flanged connections for form an Integral system. All flanged connections shall be in
accordance with ANSI standards.
2.6 The bottom portion of the column shall be comprised of a sump for collection of water
to be transferred. The sump shall contain mechanism for visual observation of the
water level within.
2.7 A float valve system used for recirculation shall be provided. The recirculation flow
rate shall be such that the sump water level is relatively constant and established by
visible means mentioned above.
2.8 An acid rinse system, including acid resistant drum pump, piping, and distribution
nozzle shall be provided. This system shall be placed so that on-line service for scale
removal may be implemented and operated as necessary.
2.9 Lifting lugs shall be provided for field handling of the air stripping column and blower.
2.10 SERVICE CONDITIONS
The air stripping column and accessories shall be entirely suitable for the service as
specified.
A. Air Stripping Columns Removal of volatile organic chemicals shall be provided
by spraying wastewater onto column with packing material while air is being
blown up through the packing material. Removal efficiencies shall be as follows
for maximum influent flow rates of 23 and 44 gpm, while inlet air temperature
is 20'F or greater and influent groundwater temperature is 50'F or greater:
Maximum Influent
Location Compound Concentration (ug/L) Efficiency (%)
Front Valley 1,2-dichloroethane 5,000 99.9
(22 gpm) methylene chloride 625 >99.9
Back Valley 1.2-dichloroethane 1,075 99.9
(44 gpm) methylene chloride 140 >99.9
trichloroethylene 740 >99.9
chloroform 60 >99.9
11300-2
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B. Inlet Nozzles The nozzles used for distribution of water over the column
diameter shall be designed to accommodate flow rate range of 5 to 23 gpm in
the Front Valley and 11 to 44 gpm in the Back Valley.
2.11 SINGLE SOURCE RESPONSIBILITY
The Contractor shall assign to a single supplier full responsibility for the furnishing of
the air stripping system. The designated single supplier, however, need not
manufacture more than one part of the system but shall coordinate the design,
assembly, installation, and testing of the entire system as specified herein.
2.12 GENERAL SYSTEM WARRANTY
The Contractor shall warrant that all equipment furnished shall be free of defect in
material and workmanship for a period of one (1) year from the date of Contracting
Officer's acceptance of the installed system, or eighteen (18) months after delivery of
the equipment to the job site, whichever occurs first. The Contractor shall include the
cost of any expansion of standard warranty time in his purchase price. All
manufacturer's warranties shall be given to the Contracting Officer. Should a defect
occur in material, workmanship, or performance of the system during the warranty
period, it shall be the responsibility of the Contractor to replace, repair, and/or in all
ways correct the situation with no additional cost to the Contracting Officer. The
Contractor will be advised that should the defect occur in the Manufacturer's furnished
pre-assembled equipment he shall first consult with the Manufacturer and coordinate
the performance of the necessary corrective work by either the equipment
manufacturer's personnel or by his (Contractor's) own forces under the supervision
of the equipment manufacturer. Should a dispute arise between the manufacturer and
the contractor regarding responsibility for the defect, the Contracting Officer will render
final judgement as to responsibility, shall direct the Contractor to perform the
necessary corrective work and if judged applicable, shall back charge the costs
incurred to the Manufacturer.
3.0 SUBMITTALS
3.1 SHOP DRAWINGS AND PRODUCT DATA
A. Submit shop drawings and product data for the products of this Section.
Submittal shall include the following:
1. Manufacturer's specificat!on data and descriptive literature.
2. Manufacturer's recommended procedures for job site storage, handling,
installation, and start-up
11300-3
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3. Flow schematics showing all components of the systems.
4. Detailed layout of piping and plumbing systems.
5. Layout arrangement illustrating the physical location and orientation of all
components and hook-ups.
6. Layout arrangement and other Drawings of ductwork.
7. Anchor bolt layouts and details, support and bracket details, and other
drawings required for proper installation.
8. Wiring diagrams of all components.
9. A copy of the proposed manufacturer's guarantee and information about
the nature and location parts, service crews, and repair facilities.
10. Manufacturer's recommended spare parts data with itemized pricing.
11. Completed Bid Tabulation Sheets.
3.2 OPERATION AND MAINTENANCE MANUALS
A. Submit operation and maintenance manuals for the equipment.
3.3 CERTIFICATIONS
A. Submit a letter certifying the manufacturer, product designation and specification
data of shop primer to be used for any non-factory finished equipment under
this Section.
4.0 MATERIALS
Materials and equipment shall be the standard products of manufacturers regularly
engaged in the manufacture of such products and shall essentially duplicate
equipment that has been in satisfactory operation at least two (2) years prior to bid
opening.
5.0 SAFETY REQUIREMENTS
Gears, couplings, project set screws, keys, and c.,ther rotating parts, so located that
any person can come In close proximity thereto, shall be fully enclosed or properly
guarded.
11300-4
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6.0 VERIFICATION OF DIMENSIONS
The Contractor shall become familiar with all details of the work, verify all dimensions
In the field and shall advise the Contacting .Officer of any discrepancy before
performing the work.
7.0 SPARE PARTS DATA
After approval of the shop drawings, and not later than two months prior to the date
of the beneficial occupancy, the Contractor shall furnish spare parts data for each
different Item of materials and equipment specified. Data shall include a complete list
of parts and supplies, with current unit prices and source of supply.
Special Tools
One set of special tools, calibration devices, and instruments required for operation,
calibration, and maintenance of the equipment shall be provided.
8.0 MANUFACTURER'S SERVICES
The Contractor shall obtain the services of a manufacturer's representative
experienced in the installation, adjustment, and operation of the equipment specified.
The representative shall supervise the installation, adjustment, and testing of the
equipment.
9.0 DELIVERY AND STORAGE
All equipment delivered and placed in storage shall be stored with protection from the
weather, humidity and temperature variations, dirt and dust, or other contaminants.
10.0 MATERIALS AND EQUIPMENT
Materials and equipment shall be as specified below and as shown, and shall be
suitable for the service intended. Materials and equipment shall be new and unused,
except for tests. Where two or more pieces of equipment performing the same
function are required, they shall e duplicate products of the same manufacturer.
11.0 DESIGN CRITERIA
The criteria for design for the air stripping columns and accessories are as follows:
11.1 MAXIMUM WASTEWATER LOADING RATE
23 gpm Front Valley, 44 gpm Back Valley
11300-5
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950 cfm (minimum)
11.3 The stated values for the removal efficiencies in Paragraph 2.7.A are required values,
as a minimum. The manufacturer shall guarantee the process performance of the
air stripping column and accessories to obtain the specified effluent concentrations.
11.4 All surfaces of the air stripping column and accessories exposed to the wastewater
shall be entirely suitable for continuous exposure to the inlet concentrations of
chemical solutions listed in Paragraph 2.7.A.
\
12.0 AIR STRIPPING COLUMN
12.1 MATERIALS OF CONSTRUCTION
The air stripping column shall be constructed of fiberglass reinforced plastic. Both
columns shall be 1.5 feet in diameter. The exact column dimensions may be as
recommended by the manufacturer to achieve the specified removal efficiencies.
12.2 SUPPORT
Provide stainless steel support rings attached to the tower to support the tower from
the building roof framing by use of guy wires.
12.3 INSPECTION PORTS
Provide inspection ports in the column for media access and below the media for
access to the outlet pipe.
12.4 OUTLETS
Provide flanged outlets and gaskets for connection to inlet piping, outlet piping and
air inlet. A cover plate shall be provided at the air inlet to prevent water from entering
the ductwork, as shown on Contract Drawings.
12.5 INFLUENT PIPE SUPPORTS
Provide a minimum of three (3) pipe supports and hardware to support the air stripper
column influent pipe as shown in the contract Drawings. The stainlP.ss steel pipe
supports shall be filament-wound into the tank wall and coated with a resin-rich
exterior layer. All pipe support hardware to secure the pipe to the air stripping column
shall be stainless steel.
11300-6
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13.0 PACKING MATERIAL
Packing material shall be PVC Delta "SH" Packing as manufactured by Delta Cooling
Towers, Fairfield, New Jersey. Alternate packing media will be considered if approved
by the Contracting Officer if its removal efficiency, pressure drop, mass transfer, and
flooding data equals or excel Delta's. Sufficient packing material shall be provided
to completely fill the 23.5 feet of packing height for both columns.
14.0 MIST ELIMINATOR
A 12-lnch deep, Type 1 PVC mist eliminator shall be located at the top of each
column, DEL TA AB, or equal and compounded with carbon black for UV resistance.
15.0 LIQUID DISTRIBUTION
A liquid distributor which shall evenly distribute the influent flow over the entire cross-
sectioned area of packing shall be provided.
16.0 CENTRIFUGAL BLOWER
16.1 CAPACITY
The blower shall deliver 950 scfm at a static pressure of 4-1 /2 inches, at a speed not
to exceed 3450 rpm. Base above design conditions on inlet conditions of air
temperature of 20'F and a groundwater influent temperature of 50'F.
16.2 TYPE
Forward-curved centrifugal blower with two-sided inlet, equipped with radial direct
drive 3450 RPM unit.
16.3 MOTOR
TEFC, 1800 rpm, 460 V, 3 ph., 60 Hz., 1.5 Hp.
17.0 INSTALLATION
17.1 Install equipment according to Manufacturer's written instruction and approved
submittals.
17.2 Provide necessary oll and grease for initial operation, using grades recommended by
manufacturers. ·
17.3 Ductwork shall be supporte-d independently of fan.
11300-7
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18. 1 The Seller's proposal shall comply with the specification in that the equipment as
specified shall comprise the base proposal. If the Seller cannot conform with certain
details of this specification due to unique manufacturing techniques or improved
design, the Seller shall describe and explain fully these non-conforming aspects.
Comparable equipment by other manufacturers must be approved by the Engineer.
11300-8
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1.0 MANUFACTURER:
2.0 MODEL DESIGNATION:
AIR STRIPPER SYSTEMS
BID TABULATION SHEET
SPECIFIED
DELTA COOLING
TOWERS
VANGUARDe
DELTA S-1.5
22 GPM (FRONT VALLEY)
PROPOSED
3.0 DESIGN CAPACITY: 44 GPM (BACK VALLEY} ______ _
4.0 COLUMN HEIGHT/DIAMETER: 28.5 FT/1.5 FT EACH
4.1 BLOWER MODEL AND
MANUFACTURER:
4.1.1 SERVICE FACTOR:
4.1.2 MOTOR HORSEPOWER
REQUIRED:
4.1.3 MOTOR RPM:
4.1.4 MOTOR, VOL TS-
P HASE-HERTZ:
4.2 PACKING:
4.2.1 HEIGHT:
4.2.2 SURFACE AREA:
4.2.3 VOID SPACE:
4.2.4 OPEN CROSS-SECTION:
4.2.5 MAXIMUM AIR FLOW BEFORE
1.5
1800
460-3-60
PVC DELTA SH
23.5 FT
90 SQ. FT/CU FT
>98%
>98%
FLOODING @ 20 GPM/FT2: > 750 SC FM/SQ FT
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BID TABULATION SHEETS -Continued
SPECIFIED
4.2.6 STATIC PRESSURE LOSS@
20 GPM/FT2 AND 500 CFM/FT2
AIR FLOW: <0.10 IN W.C./FT
4.3 ACID RINSE PUMP
MANUFACTURER:
4.3.1 MODEL:
4.3.2 PUMP HORSEPOWER
REQUIRED:
4.3.3 MOTOR, VOL TS-PHASE-
HERTZ:
5.0 PRICE (PER UNITS):
5.1 SYSTEM PRICE:
5.2 FREIGHT, F.O.B. SWANNANOA,
NORTH CAROLINA:
5.3 INSTALLATION SERVICE,
PER DIEM:
5.4 START-UP SERVICE,
PER DIEM:
5.5 SPARE PARTS (DETAILED ON
SEPARATE SHEET):
END OF SECTION
11300-10
PROPOSED
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SECTION 11400
BAG FILTERS
1.0 GENERAL
1.1 DESCRIPTION
1.2
A. Work under this Section includes:
1.
2.
Bag filter system and accessories prior to the Front Valley Carbon
Adsorption Cannisters.
Bag filters for the Equalization Tank drains for both the Front and Back
Valley Systems.
B. Related work specified elsewhere:
1. Treatment System Piping -Section 15110.
2. Electrical work -Division 16.
QUALITY ASSURANCE
A. Acceptable Manufacturers
1. The bag filter components shall be manufactured by Rosedale Products,
Inc. of Ann Arbor, Michigan, or equal.
B. System Responsibility
1. The Contract Documents are intended to describe all details of a complete
equipment installation for the purpose specified: however, the Contractor
shall be responsible for all details necessary to properly install, adjust, and
place in operation a working system.
C. Source Quality Control
1. Prior to shipment the equipment shall be tested at the manufacturer's plant
to demonstrate the suitability of the equipment as a part of the complete
installation. Submit a written test report certifying to full details of test
methods and procedures, instruments utilize, and results. If the equipment
fails to meet specified performance, the manufacturer shall, at his own
11400-1
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expense, make necessary adjustments and revisions to bring the system
Into compliance. All costs of testing shall be included in the Contract
Price.
1.3 MANUFACTURER'S SERVICES
A. The manufacturer shall provide the following services as specified in Section
01430:
1. Mechanical Start-Up and Training Services
a. Provide costs for one (1) working day of mechanical start-up and
training services in one trip.
b. Training services shall include instructions for mixing and utilization
of chemicals during various modes of operation and under various
conditions of operation.
1.4 SUBMITTAL$
A. Submit shop drawings and product data for the products of this Section
compliance with 01000. Submittal shall include the following:
1.
2.
3.
4.
5.
6.
7.
8.
Manufacturer's specification data and descriptive literature.
Manufacturer's recommended procedures for job site storage, handling,
installation, and start-up.
Flow schematics showing all components of the systems.
Detailed layout of piping and plumbing systems.
Layout arrangement illustrating the physical location and orientation of all
components and hook-ups.
Anchor bolt layouts and details, support and bracket details, and other
drawings required for proper installation.
Wiring diagrams of all components.
A copy of the proposed manufacturer's guarantee and information about
the nature and location parts, service crews, and repair facilities.
11400-2
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8. Operation and Maintenance Manuals
Submit operation and maintenance manuals for the equipment in compliance
with Section 01000.
C. Certifications
Submit a letter certifying the manufacturer, product designation and specification
data of shop primer to be used for any non-factory finished equipment under
this Section. Shop primer and field painting shall be in accordance with Section
09900.
1.5 PRODUCT DELIVERY, STORAGE, AND HANDLING
I Comply with Section 01000 and the manufacturer's written instructions.
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2.0 PRODUCTS
2.1 BAG FILTER SYSTEM
A. The activated carbon system in the Front Valley shall be preceded by 2 bag
filters in parallel, with one being off-line. Details of the bag filter systems are
shown in the Drawings.
B. Each bag filter housing shall be a Rosedale Model 4, which consists of 304
stainless steel, Buna N cover gasket, 300 psi pressure rating, a stand, and a
filter bag basket with 9/64-inch perforations. The housing cover shall be "eye-
nut" type.
C. Filter bags capable of removing 10, 15, and 25 µm particles shall be used in
the bag filter system. Each bag shall have a carbon steel ring and a minimum
1 sq. ft. surface area. Acceptable filter bags are:
Rosedale PE 1 o P 4 S
PE 15 P 4 S
PE 25 P 4 S
D. Each bag filter shall handle at least twice the propose maximum flowrate with
less than 1 psi pressure drop when fresh at the maximum flow rate. Inlet and
outlet opening shall be h-inch NPT.
E. All components of the bag filters which are in contact with the extracted
groundwater shall be made of material that is compatible with the compounds
specified in paragraph 2.1 (B) of Section 11100 at their respective concentrations.
11400-3
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F. Each bag filter is to be monitored for pressure on each side of the filter so as
to indicate clogging and when service shall be switched to the opposite, clean
filter. A relay control system shall be used to reroute flow to the clean filter and
discontinue flow to the dirty filter. A pressure drop of 25 psi will be used to
signal the switch.
G. Each filter bag shall have similar particle removal capacity, beginning with 10
µm removal. Five (5) pairs of each size (10, 15, and 25 µm) shall be stored
on-site until field operation has determine optimum particle removal size.
I 2.2 BAG FILTERS FOR TANK DRAINS
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The Front and Back Valley Equalization Tanks shall be equipped with tank drain bag
filters to remove settled solids as shown in the drawings.
END OF SECTION
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SECTION 11700
ACTIVATED CARBON SYSTEM
1.0 GENERAL
1.1 DESCRIPTION
1.2
A. Work under this section describes the activated carbon system to be installed
for the Front Valley ground water treatment system and includes:
1. Activated carbon canisters and accessories;
B. Related work specified elsewhere:
1. Carbon feed pumps -Section 11200.
2. Testing and final operation -Section 01000.
3. Treatment System Piping -Section 15110.
QUALITY ASSURANCE
A. Acceptable Manufacturers
The activated carbon system shall be manufactured by TIGG Corporation, or
equal.
B. System Responsibility
The Contract Documents are intended to describe all details of a complete
equipment installation for the purpose specified; however, the Contractor shall
be responsible for all details necessary to properly install, adjust, and place in
operation a working system.
C. Source Quality Control
Prior to shipment the equipment shall be tested at the manufacturer's plant to
demonstrate the suitability of the equipment as a part of the complete
installation. Submit a written test report certifying to full detail of test methods
and procedures, instruments utilized, and results. If the equipment fails to meet
specified performance, the manufacturer shall, at his own expense, make
necessary adjustments and revisions to bring the system into compliance. All
costs of testing shall be included in the Contract Price.
1.3 MANUFACTURER'S SERVICES
A. The manufacturer shall provide the following services as specified in Section
01430:
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1. Mechanical Start-Up and Training Services
a. Provide costs for one (1) working day of mechanical start-up and
training services in one trip.
b. Training services shall include instructions for mixing and utilization
of chemicals during various modes of operation and under various
conditions of operation.
1.4 SUBMITTALS
A. Shop Drawings and Product Data
Submit shop drawings and product data for the products of this Section in
compliance with 01000. Submittal shall include the following:
1.
2.
Manufacturer's specification data and descriptive literature.
Manufacturer's recommended procedures for job site storage, handling,
installation, and start-up.
3. Flow schematics showing all components of the systems.
4. Detailed layout of piping and plumbing systems.
5. A copy of the proposed manufacturer's guarantee and information about
the nature and location parts, service crews, and repair facilities.
B. Operation and Maintenance Manuals
Submit operation and maintenance manuals for the equipment.
2.0 PRODUCTS
2.1 ACTIVATED CARBON CANISTERS
A. The three (3) carbon canisters shall be disposable, TIGG Model C-15S, or equal,
with D.O.T. 58 hazardous waste container specifications.
B. Each carbon canister shall contain 150 lb. of VIRGIN TIGG 5D 1240 adsorbent,
with a bulk density of 27 lb/cu. ft., for an empty bed volume (EBV) of 5.6 cu.
ft. The canisters shall be installed in series and provide an empty bed contact
time (EBCT) between ~ O and 20 minutes.
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C. The shell of the carbon canisters shall be constructed of heavy steel and lined
completely with thick double epoxy/phenolic or high solids epoxy.
D. Details of the carbon system and accessories are shown in the Drawings.
END OF SECTION
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SECTION 11900
BIOREACTOR
1.0 GENERAL
1.1 This specification covers one package biological treatment unit of the fixed film,
aeration type. This system will receive maximum influent loading of 63,400 gallons
per day and 250 mg/I BOD5.
The system shall be delivered to the Chemtronics Swannonoa, North Carolina facility
complete in all details including all equipment and accessories, and shall be ready for
installation. The system shall be a heavy-duty type in all respects.
1.2 This specification is intended to cover the complete equipment. It is not the intent to
give every detail in the specification; however, the successful Seller shall furnish the
equipment in all details and ready for erection and installation by others.
1.3 Additional conditions and instructions are attached and will be considered a part of
this specification.
2.0 ITEMS FURNISHED BY SELLER
2.1 The package plant provided shall be an above-grade integrated, fixed film aeration
system consisting of equipment installed in compartmented steel tankage, or suitable
for installation in an aboveground concrete tank. There shall be an inlet compartment
with oxygen transfer equipment, a clarification compartment with facilities for settling,
collecting and transferring solids to the internal solids holding tank.
2.2 The system shall be furnished complete with all equipment and auxiliaries required for
the service intended including control panel, piping, fittings, valves, safety guards,
screens, blowers, manifolds, headers, baffles, outlet weir, launders, mechanism
supports, air diffusers, clarification, solids removal, ready for installation.
2.3 Air shall be supplied by two rotary positive displacement air blowers (one standby)
each capable of supplying 11 o percent of the required air. Each blower shall be
capable of supplying at least 21 O cubic feet of air at the standard conditions of 14. 7
psia, 68 degrees F., and 36 percent relative humidity, per minute.
A. Each blower shall be equipped with baseplates, motors, air filters, inlet and
discharge silencers, couplings and coupling guards ready for installation.
B. Blower bearings shall be suitable for continuous service under the conditions
specified. Antifriction bearings shall be used and shall be mounted in water and
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dust tight housings. Oil lubricated bearings shall be used with a positive oil seal
at each bearing in order to prevent oil from leaking into the air stream.
C. A control panel shall be supplied that will control the operation of the blowers.
The panel shall be rated NEMA 4 for installation in an outdoor environment.
Motor starters shall be contained within the panel.
2.4 All external piping from blowers to diffusers in aeration tank.
2.5 All conduit and wiring from system components to the control panel.
2.6 To provide for storage of solids, a solids holding tank shall be provided as an integral
part of the treatment plant. The effective capacity of the holding tank shall be at least
2200 gallons of waste solids. An air line from the blowers shall supply aeration to the
tank to prevent septicity.
2.7 The settling tank shall have a minimum capacity of 2,640 gallons to provide a
detention time of 1 hour at the maximum flow rate. The tank walls shall be sloped
at least 45 degrees from horizontal to form 1 or 2 hopper bottoms, each with a
maximum base area of one square foot. An air lift device shall be provided to transfer
sludge to the solids holding tank, or to the head end of the aeration tank. All piping
and valves shall be provided with the bioreactor for this system. To prevent
turbulence and short circuiting in the settling tank, properly engineered baffles shall
be placed at the transfer port, over the full narrow dimension of the settling tank at
the inlet, and within 6 inches of the effluent trough to prevent discharge of floating
solids. The outlet shall consist of an overflow trough with adjustable serrated weir
plates. The weirs shall be adjusted to provide a minimum of 18 inches of tank wall
freeboard above the normal water level in the tank.
2.8 A cover shall be supplied for freeze protection that completely covers the aeration,
settling and solids holding tanks.
3.0 CODES AND STANDARDS
3.1 The Seller shall meet all standards established by the state in which this equipment
will be installed and shall comply fully with Public Law 91-956, Occupational Safety
and Health Act, and such rules and regulations as promulgated by the Secretary of
Labor under this Act with respect to design and manufacture of this equipment.
3.2 The materials used in the construction of the equipment shall conform to the standard
specifications of ASTM, ANSI and API where such specifications exist, and the use
of materials shall be based on continuous and successful use under similar
conditions.
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4.0 DESIGN CRITERIA
4.1 Influent Loading Conditions:
Flow: Average/Maximum
Maximum Influent BOD5:
pH:
Temperature (degrees F.)
Minimum:
Maximum:
22/44 gpm
250 mg/I
5.5 • 8
4.2 Effluent Levels:
4.3
4.4
4.5
4.6
5.0
5.1
5.2
Effluent BOD5:
Effluent TSS:
pH:
20 mg/I
20 mg/I
6 • 8
The Seller shall guarantee the performance of the package treatment plant to meet
the specified design effluent levels listed above at the specified influent loading
conditions and shall make any modifications to the treatment plant as required at no
charge to the Buyer to provide and maintain such performance on a continuing basis.
The aeration tank shall provide a minimum detention time of 4 hours at the maximum
flow rate.
The settling tank shall provide a minimum detention time of 1 hour at the maximum
flow rate and a maximum surface overflow rate between 350 and 600 gpd/sq. ft.
The solids holding tank shall have a capacity of approximately 2200 gallons.
CONSTRUCTION
Fabricated assemblies shall be furnished in convenient sections permitted by carrier
regulations, properly match-marked for ease of field erection. All shop welding shall
be shielded arc welding and shall conform to the latest standards of the American
· Welding Society. Minimum tank plate thickness shall be 1/4 inch.
All parts of the system shall be amply proportioned for all stresses that may occur
during fabrication and erection. All structural shapes and plates shall not be less than
1 /4 inch thick.
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5.3 In all cases where aluminum and dissimilar materials such as steel will be in contact,
the aluminum shall be kept separated by_ suitable non-conducting gasket or tape.
5.4 The Seller's proposal shall state and describe the types of materials of construction
being supplied.
5.5 All steel surfaces shall receive an SP-10 surface preparation, 6 mils OFT of Tnemec
Series 104 primer, and two coats of Tnemec Series 104 Epoxy Amide paint each to
a OFT of 6 mils. The exterior of the tank shall additionally be insulated with cellular
glass Insulation (provided and installed by the Contractor).
6.0 DRAWING LIST
6.1 The following drawings shall be included and considered as an integral part in each
proposal copy.
A. Complete wiring diagrams.
B. Dimensional drawings.
C. Pump discharge and horsepower curJe showing proposed operating point.
6.2 Any other drawings or prints which are necessary to fully detail or illustrate the Seller's
equipment and any unique features.
7.0 PROPOSALS
7.1 The following items shall be included in each copy of the proposal and shall be
considered a part of the complete proposal. Incomplete proposals will not be
evaluated.
A. Complete drawings.
B. Completed Bid Tabulation Sheets.
C. Recommended Spare Parts List with itemized pricing.
D. Installation List with Owner's name, contact's name, telephone number, and date
of installation shall be included with the proposal.
E. Seller's estimate of the number of manhours required for installation or erection
of all items proposed .
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8.0 ALTERNATES
' 8.1 The Seller's proposal shall comply with the specification in that the equipment as
specified shall comprise the base proposal. If the Seller cannot conform with certain
details of this specification due to unique manufacturing techniques or improved
design, the Seller shall describe and explain fully these non-conforming aspects.
Comparable equipment by other manufacturers must be approved by Engineer.
11900-5
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I PACKAGE BIOLOGICAL SYSTEM
BID TABULATION SHEET
I SPECIFIED PROPOSED
I 1.0 MANUFACTURER: Poly Bae Corp.
2.0 MODEL DESIGNATION: CTX-75 B10X
I 3.0 DESIGN CAPACITY: 63 400 GPD
I 4.0 AERATION TANK:
4.1 Shape and Dimensions:
I 4.2 Volume: 12.625 Gal.
I 4.3 Minimum Empty Bed Contact Time: 4 Hours
4.4 Wall Thickness and Material: 1l4 In. Min.
I 4.5 Inlet Pipe Diameter: 2 Inches
I Universal Rai
4.6 Blower Model and Manufacturer: Frame Sz. 36
I A. Service Factor: 1.15
B. Motor Horsepower Required: 7.5 I C. Motor RPM:
• D. Motor. Volts-Phase-Hertz: 460-3-60
I 4.7 Number of Blowers: 2
4.8 Automatic Blower Switching Provided: Reguired
I 5.0 SOLIDS HOLDING TANK:
I 5.1 Tank Shape and Dimensions:
5.2 Tank Volume. gallons: 2200
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I BID TABULATION SHEETS -Continued
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5.0 SOLIDS HOLDING TANK:
5.3 Wall Thickness and Materials:
6.0 CLARIFICATION TANK:
6.1 Tank Shape and Dimensions:
6.2 Minimum Volume, Gallons:
Minimum Detention Time, Hours:
SPECIFIED
1/4 In. Min.
2640
1 6.3
6.4 Maximum Surface Loading Rate, GPD/SF: 350 -600
@ Maximum flow rate
6.5 Sludge Collection Method:
7.0 GENERAL:
7.1 Performance:
A. Effluent BOD5: 20 mg/I
B. Effluent TSS: 20 mg/I
C. pH: 6 - 8
7.2 Total Weight:
7.3 Exposed Surface Preparation:
8.0 PRICE:
8.1 System Price:
8.2 Freight, F.O.B. Swannanoa,
North Carolina:
11900-7
PROPOSED
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I 9.3 Installation Service, Per Diem:
9.4 Start-up Service, Per Diem:
9.5 Spare Parts (Detailed On
Separate Sheet):
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END TABULATION SHEETS
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SECTION 11910
PACKAGED LIFT STATION
1.0 GENERAL
1.1 WORK INCLUDED
A. This specification covers furnishing one complete package pump station
including two submersible pumps, level switches, piping, mounting plates with
rail supports, lift chains, control panel, and a fabricated basin with cover.
1.2 WORK/EQUIPMENT FURNISHED BY CONTRACTOR
A. Foundations, anchor bolts, or necessary equipment to properly secure the
sampling unit.
B. Electrical wiring external to the sampling unit.
C. External piping.
1.3 SYSTEM DESCRIPTION
1.4
A. Design Information:
1. The packaged lift station shall be capable of operating on an intermittent
or continuous basis, 24 hours per day under severe weather conditions.
2. The lift station shall deliver 1 O GPM against a head of 80 feet.
B. Operation and Performance: Refer to Packaged Lift Station Data Sheet for the
Unit's Operating and Performance Information.
QUALITY ASSURANCE
A. All materials used in construction of the equipment shall be of the best quality
and entirely suitable in every respect for the service required. All of the
equipment shall be amply proportioned for all stresses which may occur during
operations and for any additional stresses that may occur during fabrication and
erection.
B. The Vendor shall meet all standards established by the state in which this
equipment will be installed and shall comply fully with Public Law 91-956
"Occupational Safety and Health Act" and Parts 1910.1, 1910.2, 1910.211,
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1910.212, 1910.251, 1910.253, 1910.254, and 1910.309 as promulgated by the
Secretary of Labor under this act with respect to the design and manufacture
of the equipment.
1.5 SUBMITTAL$
A.
B.
The Vendor shall submit one copy of descriptive literature as a part of each
copy of the proposal.
The Vendor shall submit preliminary drawings (reproducibles and prints) for
approval with each copy of the proposal. Drawings shall show dimensions,
weights, front view, ratings, mounting details, and wring details. Final drawings,
certified for construction, shall be submitted after return of approval drawings.
The following drawings shall be furnished:
1. Complete outline dimension drawings, includin'g front view, side view, and
arrangement.
2.
3.
4.
5.
6.
Foundation and anchor bolt plans, and mounting details (physical
arrangements).
Weights of equipment.
Complete electrical wiring and instrumentation diagrams (Instrument Society
of America).
The motor HP, RPM, WR2 value, and any special/pertinent motor
information, if applicable.
Complete bill of materials (catalog number and rating of all devices).
C. The Vendor shall submit a list of all parts associated with the equipment. The
list shall include:
1.
2.
3.
4.
5.
Spare parts furnished by Vendor with equipment.
Spare parts recommended to be purchased by Owner for stock.
Source and current prices of replacement parts and supplies.
Original manufacturer's part or model number or identification number.
Special storage or handling requirements.
11910-2
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D. The Vendor shall submit operation and maintenance· information including
Installation, operating and maintenance instruction, procedures, and intervals.
E. The Vendor shall submit the manufacturer's standard for surface preparation and
painting, If applicable.
F. The Vendor shall submit with each copy of the proposal a list of similar
installations, showing location, company, contact person, and date of installation.
G. The Vendor shall submit a fee schedule for startup and field assistance.
H. The Vendor shall submit completed bid tabulation sheets. Proposals will not be
evaluated without completed tabulation sheets.
1. The specifications are intended to cover the complete equipment. It is not
the intent to give every detail in the specifications; however, the successful
Vendor shall furnish the equipment in all details and ready for operation.
1.6 DELIVERY
A. Identification: For shipping, the various components and sections of the
apparatus shall be identified by the Owner's equipment numbers, which are to
be clearly shown on all drawings, shipping packages, and orders. pertaining to
the equipment. On larger shipping packages, the equipment number shall be
stenciled in 2-inch letters on the outside of the carton. The number shall also
appear on the equipment inside as well.
8. Shipping Pieces: The apparatus and equipment shall be consolidated into as
few packages and shipments as practicable, consistent with transportation
regulations and restrictions.
C. Administration:
1. The Vendor shall notify the purchaser in writing of intent to ship not less
than five days before delivery of each shipment. At that time, the following
information shall be supplied:
a. The contents and bill of lading, number of shipments.
b. The method of shipments.
c. The date of shipment.
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1.7 MANUFACTURER'S FIELD SUPERVISION
A. The manufacturer.shall be expected to supply normal erection supervision and
technicians for field testing of equipment, as required. Any additional services
required shall be billed at the manufacturer's normal rate.
1.8 ALTERNATES/ALTERNATIVES
A. The Vendor's proposal shall comply with these specifications in that the
equipment will comprise the base proposal. Any deviations from these
specifications which are necessary to adapt any Vendor's equipment to
accomplish the same end results, shall be fully explained in the Vendor's
proposal. The deviations shall be clearly noted in order to avoid any confusion
in the review and examination of the proposal.
B. Engineering and/or construction revision expense resulting from changes made
in manufacturer's shop prints after certification will be billed to the equipment
Vendor, unless such post certification changes are made at the request of the
equipment owner.
2.0 PRODUCTS
2.1 GENERAL
A. The equipment furnished shall be a packaged lift station designed to operate
satisfactorily either intermittently or continuously in a 24-hour, heavy duty,
minimum maintenance service under varying operating conditions.
2.2 MATERIALS
A. The lift station manhole/sump shall be an FRP housing and suitable for inground
applications.
B. All external electrical equipment and/or controls should be in a standard NEMA
FRP housing.
C. All other materials shall be the manufacturer's standard and shall be suitable
for the service intended.
11910-4
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A. PUMP CONSTRUCTION
B.
1. Submersible Pump(s) to deliver 1 O USG PM against a total head of 80 feet.
The motor shall be an Integral part of the pumping unit. The pump shall
be of the centrifugal type mounted on the pump shaft directly against the
impeller. The impeller shall be a multiple vane centrifugal type. The
common pump and motor shafts shall be stainless steel supported by a
heavy duty lower single row ball bearing and an upper sealed single row
ball bearing. The impeller shall be designed to keep the overhung load
distance to a minimum. All fasteners shall be 304 stainless steel.
2. Shaft Seals: Each pump shall be equipped with two seals. The lower seal
(pump side) shall be of the mechanical type with silicone carbide faces.
The upper seal shall be a lip type seal mounted at a slight angle to the
shaft.
3. Seal Failure Warning System: The seals shall be separated by an oil
chamber. An electronic probe shall be provided in the oil chamber to
detect the leakage of water into the chamber. A solid-state device
mounted in the pump control panel or in a separate enclosure shall send
a low voltage, low amperage signal to the probe. If water enters the oil
chamber, the probe shall activate a warning light in the control panel.
MOTOR CONSTRUCTION
Pump motors shall be of the submersible type and shall be in an air-filled or oil-
filled water-tight chamber. Pump motors shall have Class F insulation and a
1.15 service factor. Thermal switches shall be in each winding to shut-down the
motor should a high temperature exist. Thermal switches shall be self-resetting
when cool.
C. SUMP PUMP LEVEL CONTROLS
Sealed float type mercury switches shall be supplied to control sump level and
alarm signal. The mercury tube switches shall be sealed in a solid polyurethane
float for corrosion and shock resistance. The support wire shall have a heavy
Neoprene jacket. A weight shall be attached to cord above the float to hold
switch in place in sump. Weight shall be above the float to effectively prevent
sharp bends in the cord when the float operates. The float switches shall hang
in the sump supported only by the cord. Three float switches shall be used to
control level. One for pump turn-on, one for pump turn-off, and one for both
pumps turn-on. A fourth switch shall be provided with alarm.
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D. OPERATION OF SYSTEM
On sump level rise lower mercury switch shall first be energized, then upper
level switch shall next energize and start lead pump. With lead pump operating,
sump level shall lower to low switch turn-off setting and pump shall stop.
Alternating relay shall index on stopping of pump so that lag pump will start first
on next operation and become lead pump. If sump level continues to rise when
lead pump is operating, override switch shall energize and start lag pump. Both
lead and lag pump shall operate together until low level switch turns off both
pumps. If level continues to rise when both pumps are operating, alarm switch
shall energize and signal the alarm. If one pump should fail for any reason, the
second pump shall operate on the override control and if the level rises above
override control, alarm shall signal.
E. ELECTRICAL CONTROL PANEL
Control panel shall have a NEMA 3R weatherproof enclosure mounted at the
FRP sump. A lock hasp shall be provided on door. A circuit breaker shall be
provided for each pump and a magnetic starter with 3 leg overload protection
for three phase operation shall be supplied for each pump. An alternating relay
shall be provided to alternate pumps on each successive cycle of operation.
Starters shall have auxiliary contact to operate both pumps on override
condition. The control circuit shall be 120 Volt AC with an independent breaker.
H-O-A switches and run lights shall be supplied for each pump. Terminal strip
shall be provided for connecting control wires. Additional terminals shall be
provided to connect alarm.
Alarm light and horn is to be mounted on the panel enclosure. Alarm shall have
silencing switch with automatic reset.
F. CHECK VALVE & PIPING
The discharge piping shall include a check valve with hydraulically sealed
discharge flange and a gate valve for each pump. Discharge from station shall
be fitted with two NPT couplings. All piping external to the station shall be
furnished and installed by the contractor.
G. BASIN
The basin shall be 36 inches in diam:ater with inlet and outlet p1p1ng
approximately 3 feet below grade, constructed of filament wound fiberglass
reinforced polyester with molded top flange and bottom. The polyester
laminates shall provide a balance of mechanical, chemical, and electrical
properties to insure a-long life. They must be Impervious to micro-organisms,
11910-6
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3.0
mildew, mold, and fungus, and non-corrosive inside and outside when installed
.In soils deleterious to metal or concrete structures. Wall thickness shall be
suitable to withstand wall collapse under a hydrostatic pressure of 120 pounds
per cubic foot. Also, the basin walls and bottom must be capable of
withstanding at least two times the actual imposed loading at the depth specified
herein.
An anti-flotation collar or bottom plate shall be furnished on all basins. The
bottom plate shall be an integral part of, and permanently bonded to, the basin
and of such design that under total water submergence the center deflection of
an empty tank bottom will be 3/8" or less. The pump station manufacturer shall
furnish the basin securely mounted to a combination concrete form -shipping
skid. The concrete form shall be designed to allow installer to set basin and
pour concrete with a minimum of advanced preparation. Basins field assembled
or constructed in removable sections are not acceptable.
EXECUTION
Not Used.
END OF SECTION
11910-7
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3.0
4.0
5.0
6.0
7.0
8.0
9.0
10.0
PACKAGED LIFT STATION
DATA SHEET
EQUIPMENT NO.: FV-17
DESCRIPTION: Lift Station
GPM: 10
TOTAL HEAD -FEET: 80
FLUID: Water
MINIMUM NPSH AVAIL.: Flooded Suction
NUMBER OF PUMPS: 2
MAXIMUM SPEED. RPM: 3600
LIFT STATIONS REQUIRED: 1
REMARKS: Pump to be furnished with level controls
and starter. Slide rails and self-aligning
flange are required.
11910-8
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PACKAGED LIFT STATION
EQ. NO. FV-17
BID TABULATION SHEET
1.0 MANUFACTURER:
2.0 MODEL DESIGNATION:
3.0 PUMP TYPE:
3.1 NUMBER OF PUMPS:
4.0 PERFORMANCE:
4.1 Flow, GPM:
4.2 Total Head, Feet
4.3 NPSH Available, Feet
4.4 Minimum Continuous Flow
Withou1 Damage, GPM:
4.5 Maximum Solids Passed, Inches:
5.0 IMPELLER:
5.1 Maximum Impeller Diameter, Inches:
5.2 Proposed Impeller Diameter, Inches:
5.3 Percent of Max. Impeller:
5.4 Impeller Material:
5.4.1 Material Brinnel Hardness:
SPECIFIED
Submersible
2
10
80
Flooded Suction
N/A
11910-9
PROPOSED
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I BID TABULATION SHEET· Continued
SPECIFIED PROPOSED
I 6.0 SHAFT:
I 6.1 Shaft Material: ss
6.2 Shaft Sleeve Material:
I 6.3 Upper Shaft Seal:
I 6.4 Lower Shaft Seal:
I 7.0 CASING:
I 7.1 Case Material: Cast Iron
7.2 Discharge Connection Size:
I 7.3 Discharge Seal Arrangement:
I 7.4 Casing Seals, Type:
8.0 MOTOR:
I 8.1 Horsepower:
I 8.2 Volts-Phase-Hertz: 460-3-60
8.3 RPM: 3600 Max.
I 8.4 Bearing Life: 100,000 Hr. B-10
I 8.5 Seal Type:
8.6 Power Cable Seal Type:
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11910-10
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I SPECIFIED PROPOSED
9.0 CONTROLS:
I 9.1 Automatic Alternator: YES
I 9.2 HOA Selector Switch: YES
9.3 Type Level Controls: 3
I 9.4 Number of Float Switches:
I 9.5 Interconnecting Cable Provided:
9.6 Motor Starter Type and Size:
I 9.7 Control Power Transformer:
I 9.8 High Water Alarm: YES
10.0 GENERAL:
I 10.1 FRP Sump with Access Cover: Reguired
I 10.1.1 Sump Diameter: ·
I 10.1.2 Sump Depth:
10.2 Guide Rail and Bracket: Reguired
I 10.3 Lifting Chain: Reguired
g 10.4 Number Of Pieces For Shipping:
10.5 Weight, Each Pump:
B 10.6 Total Weight, All Equipment:
R 10.7 Warranty:
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BID TABULATION SHEET -Continued
11.0 PRICE:
11.1 Price, One Pump Station Complete
With Specified Accessories:
11.2 Freight, One Pump Station, F.O.B.
Swannanoa,North Carolina
11.3 Total Price:
11.4 Price, Recommended Spare Parts
(Attach Separate Detailed List):
11.5 Start-Up Assistance, Per Diem:
SPECIFIED
END OF TABULATION SHEET
11910-12
PROPOSED
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SECTION 11920
PACKAGED METERING MANHOLE
1.0 GENERAL
1.1 WORK INCLUDED
A. This specification covers furnishing and installing a packaged metering manhole
designed to measure effluent outflows under varying flow conditions.
1.2 RELATED WORK SPECIFIED ELSEWHERE
1. Electrical work -Division 16
2. Automatic sampler -Section 11960
3. Controls and Instrumentation -Section 17100
I . 1.3 SYSTEM DESCRIPTION
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A. Design Information:
1. The flume unit shall be capable of measuring flows which may range from
10 GPM to 65 GPM.
2. The package flume shall be an integral part of ·an FRP manhole with a
sealed fiberglass bottom and hinged fiberglass cover.
1.4 QUALITY ASSURANCE
A. All materials used in construction of the equipment shall be of the best quality
and entirely suitable in every respect for the service required. All of the
equipment shall be amply proportioned for all stresses which may occur during
operations and for any additional stresses that may occur during fabrication and
erection.
B. The Vendor shall meet all standards established by the state in which this
equipment will be installed and shall comply fully with Public Law 91-956
"Occupational Safety and Health Act" and Parts 1910.1, 1910.2, 1910.211,
1910.212, 1910.251, 1910.253, 1910.254, and 1910.309 as promulgated by the
Secretary of Labor under this act with respect to the design and manufacture
of the equipment.
11920-1
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I 1.5 SUBMITTALS
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A. The Vendor shall submit one copy of descriptive literature as a part of each
copy of the proposal.
B. The Vendor shall submit preliminary drawings (reproducibles and prints) for
approval with each copy of the proposal. Drawings shall show dimensions,
weights, front view, ratings, mounting details, and wring details. Final drawings,
certified for construction, shall be submitted after return of approval drawings.
The following drawings shall be furnished:
1. Complete outline dimension drawings, including front view, side view, and
arrangement.
2. Foundation and anchor bolt. plans, and mounting details (physical
arrangements).
3. Weights of equipment.
4. Complete electrical wiring and instrumentation diagrams (Instrument Society
of America).
5. The motor HP, RPM, WR2 value, and any special/pertinent motor
information, If applicable.
6. Complete bill of materials (catalog number and rating of all devices).
C. The Vendor shall submit a list of all parts associated with the equipment. The
list shall include:
1. . Spare parts furnished by Vendor with equipment.
2. Spare parts recommended to be purchased by Owner for stock.
3. Source and current prices of replacement parts and supplies.
4. Original, manufacturer's part or model number or identification number.
5. Special storage or handling requirements.
D. The Vendor shall submit operation and maintenance information including
installation, operating and maintenance instruction, procedures, and intervals.
11920-2
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E. The Vendor shall submit the manufacturer's standard for surface preparation and
painting, If applicable.
F. The Vendor shall submit with each copy of the proposal a list of similar
Installations, showing location, company, contact person, and date of installation.
G. The Vendor shall submit a fee schedule for startup and field assistance.
H. The Vendor shall submit completed bid tabulation sheets. Proposals will not be
evaluated without completed tabulation sheets.
1.
1.6 DELIVERY
The specifications are intended to cover the complete equipment. It is not
the intent to give every detail in the specifications; however, the successful
Vendor shall furnish the equipment in all details and ready for operation.
A. Identification: For shipping, the various components and sections of the
apparatus shall be identified by the Owner's equipment numbers, which are to
be clearly shown on all drawings, shipping packages, and orders pertaining to
the equipment. On larger shipping packages, the equipment number shall be
stenciled in 2-inch letters on the outside of the carton. The number shall also
appear on the equipment inside as well.
B. Shipping Pieces: The apparatus and equipment shall be consolidated into as
few packages and shipments as practicable, consistent with transportation
regulations and restrictions.
C. Administration:
1. · The Vendor shall notify the purchaser in writing of intent to ship not less
than five days before delivery of each shipment. At that time, the following
information shall be supplied:
a. The contents and bill of lading, number of shipments.
b. The method of shipments.
c. The date of shipment.
11920-3
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1. 7 MANUFACTURER'S FIELD SUPERVISION
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A. The manJtacturer.shall be expected to supply normal erection supervision and
technicians for field testing of equipment, as required. Any additional services
required shall be billed at the manufacturer's normal rate.
1.8 ALTERNATES/ALTERNATIVES
A. The Vendor's proposal shall comply with these specifications in that the
equipment will comprise the base proposal. Any deviations from these
specifications which are necessary to adapt any Vendor's equipment to
accomplish the same end results, shall be fully explained in the Vendor's
proposal. The deviations shall be clearly noted in order to avoid any confusion
in the review and examination of the proposal.
8. Engineering and/or construction revision expense resulting from changes made
in manufacturer's shop prints after certification will be billed to the equipment
Vendor, unless such post certification changes are made at the request of the
equipment owner.
2.0 PRODUCTS
2.1 GENERAL
A. Under this section of the specification, the contractor shall furnish and install,
at the location shown on the drawing, totally integrated fiberglass Packaged
metering Manhole as manufactured by Plasti-Fab Inc., or approved equal.
Manufacturers other than the above named company wishing to quote on
equipment in this section shall submit detailed drawings of their proposed
equipment, and suitable evidence of experience and results to the engineer, and
obtain his written approval to quote at least 1 O days prior to bid opening.
8. Each Packaged Metering Manhole shall be a completely integral unit consisting
of: a 48 inch corrosion resistant fiberglass reinforced plastic (FRP) manhole with
sealed fiberglass bottom 48 inch diameter hinged fiberglass cover with lock,
fiberglass access ladder, metering flume and internal instrument racks as
required. Two neoprene boots with stainless steel clamps sized to connect inlet
and outlet pipes to the flume adapter shall be supplied by the manhole
manufacturer, and the manhole will be equipped with hold-down brackets for
anchoring the unit to a concrete slab. A 1 /2 inch thick expanded polystyrene
bead board will be supplied for placement on the concrete slab under the
manhole.
11920-4
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A. The Packaged Metering Manhole will be furnished with a fiberglass cover
equipped with a stainless steel hinge and stainless steel hasp for locking. The
cover shall be of sufficient strength to withstand a 1000 lb. top load. The cover
shall overlap the manhole and seat a neoprene seal to prevent dirt, rain and
debris from getting into the manhole.
B. The fiberglass manhole will be 5 feet in height from the invert of the pipe to the
top cover with the inlet and outlet piping approximately 3 feet below grade.
C. The Packaged Metering Manhole shall be designed and manufactured in
accordance with ANSI/ASTM D3753-79 Standard Specification for fiber reinforced
manholes. The fiberglass manhole shall be fabricated in one integral piece that
is structurally strong, light-weight, watertight and corrosion resistant to salt water,
ground water, corrosive soil conditions and many commonly encountered
industrial chemicals.
D. The FRP manhole and flume shall be provided with collars for connection to 4
inch O.D. incoming and outgoing PVC. Adapters shall allow a smooth flow
transition from pipe flow to flume flow.
E. The flume shall be designed to handle a normal flow of 30 gpm with expected
peak flow 54 gpm and minimum flow 10 gpm. The flume shall provide accurate
continuous measurements over the specified flow range. The flume shall meet
North Carolina regulatory requirements for flow measurement accuracy. Flume
inside surface shall be smooth, white isophthalic gelcoat of 1 o -20 mill
thickness. Flume shall be constructed of orthophthalic polyester resin reinforced
with fiberglass. The minimum glass content shall be 30% exclusive of gelcoat
surfaces. Nominal wall thickness shall be a minimum of 1/4 inch.
F. The flume shall be furnished with an ultrasonic mounting bracket to accept the
flow meter as specified in Controls and Instrumentation -Section 17100.
G. The flume shall be bonded into the manhole to form a total integral flow
measurement manhole package. The resultant structure will be watertight.
Portions of the flume extending outside the manhole shall be covered with
fiberglass to assure a watertight system. The fiberglass cover must be sufficient
strength to withstand soil loads when buried.
H. The Packaged Metering Manhole shall be furnished with an internal fiberglass
ladder to provide easy access.
11920-5
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I. The Packaged flume shall have provisions for an automatic sampler tube.
3.0 INSTALLATION
A. The Packaged Metering Manhole shall be installed in a manner consistent with
the Installation Instructions and recommendations of the manufacturer. The
contractor shall see that good construction and Installation procedures are
followed throughout handling, storage and placement to insure that the manhole
Is not damaged in any manner, and that maximum serviceable results are
achieved.
END OF SECTION
11920-6
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1.0
2.0
2.1
2.2
2.3
3.0
4.0
PACKAGED EFFLUENT FLUME
DATA SHEET
DESCRIPTION/SERVICE Effluent Flume
FLUID Groundwater
Temperature, Degrees F 50'
pH 5-7
Specific Gravity 1.0
MATERIAL FRP
ELECTRIC MOTOR NA
END OF DATA SHEET
11920-7
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I BID TABULATION SHEET
PROPOSED
I 1.0 MANUFACTURER
I 2.0 MODEL DESIGNATION
3.0 FLUME TYPE I 3.1 FLUME WIDTH
I 3.2 FLOW RANGE
I 3.3 DEPTH VARIATION IN FLUME
3.4 FLUME MATERIAL FRP
I 4.0 CONNECTIONS
I 4.1 INLET SIZE
4.2 OUTLET SIZE
I 5.3 INLET/OUTLET PIPE MATERIAL PVC
I 4.4 COUPLING MATERIAL
5.0 MANHOLE
I 5.1 MATERIAL FRP
I 5.2 DEPTH TOTAL, FT
5.3 DEPTH -TOP TO INLET PIPE, FT
I 5.4 DIAMETER, FT
I 5.5 COVER DIAMETER, FT
6.0 FLOWMETER TYPE Ultrasonic
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11920-8
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7.1
7.2
7.3
8.0
8.1
9.0
9.1
9.2
9.3
10.0
BID TABULATION SHEET
(Continued)
PROPOSED
DELIVERY
DRAWINGS FOR APPROVAL, WEEKS
DELIVERY AFTER APPROVAL, WEEKS
TOTAL TIME, WEEKS
WEIGHTS
SHIPPING WEIGHT, TOTAL PACKAGE
POUNDS
PRICE
PACKAGED METERING MANHOLE
FREIGHT CHARGES, F.O.B.
TOTAL DELIVERED PRICE
REMARKS AND COMMENTS
END OF TABULATION SHEET
11920-9
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SECTION 11960
AUTOMATIC SAMPLER
1.0 GENERAL
1.1 WORK INCLUDED
This specification covers furnishing an automatic refrigerated composite sampler
designed to collect composite water samples under varying operating conditions.
1.2 WORK/EQUIPMENT FURNISHED BY CONTRACTOR
A. Foundations, anchor bolts, or necessary equipment to properly secure the
sampling unit.
B. Electrical wiring external to the sampling unit.
1.3 SYSTEM DESCRIPTION
1.4
A. Design Information
1. The sampling unit shall be capable of operating on an intermittent basis,
24 hours per day, 352 working days per year, in severe outdoor weather
conditions.
2. The sampler shall operate on a vacuum suction principle. The internal or
external supply of pressure should be able to sustain approximately 1 o to
15 feet of lift.
3. The sample shall be collected in a high density polyethylene container with
the sample size being adjustable from 50 ml. to 1,000 ml.
B. Operation and Performance: Refer to Automatic Composite Sampler Data Sheet
for the Unit's Operating and Performance Information.
QUALITY ASSURANCE
A. All materials used in construction of the equipment shall be of the best quality
and entirely suitable in every respect for the service required. All of the
equipment shall be amply proportioned for all stresses which may occur during
operations and for any additional stresses that may occur during fabrication and
erection.
11960-1
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B. The Vendor shall meet all standards established by the state in which this
equipment will be installed and shall comply fully with Public Law 91-956
'Occupational Safety and Health Act" and Parts 1910.1, 1910.2, 1910.211,
1910.212, 1910.251, 1910.253, 1910.254, and 1910.309 as promulgated by the
Secretary of Labor under this act with respect to the design and manufacture
of the equipment.
1.5 SUBMITTALS
A. The Vendor shall submit one copy of descriptive literature as a part of each
copy of the proposal.
B. The Vendor shall submit preliminary drawings (reproducibles and prints) for
approval with each copy of the proposal. Drawings shall show dimensions,
weights, front view, ratings, mounting details, and wring details. Final drawings,
certified for construction, shall be submitted after return of approval drawings.
The number of drawings shall be as specified in Section 01320. The following
drawings shall be furnished:
1.
2.
Complete outline dimension drawings, including front view, side view, and
arrangement.
Foundation and anchor bolt plans, and mounting details (physical
arrangements).
3. Weights of equipment.
4. Complete electrical wiring and instrumentation diagrams (Instrument Society
of America).
5. . The motor HP, RPM, WR2 value, and any special/pertinent motor
information, if applicable.
6. Complete bill of materials (catalog number and rating of all devices).
C. The Vendor shall submit a list of all parts associated with the equipment. The
list shall include:
1.
2.
3.
Spare parts furnished by Vendor with equipment.
Spare parts recommended to be purchased by Owner for stock.
Source and current prices of replacement parts and supplies.
11960-2
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F.
G.
4. Original manufacturer's part or model number or identification number.
5. Special storage or handling requirements.
The Vendor shall submit operation and maintenance information including
installation, operating and maintenance instruction, procedures, and intervals.
The Vendor shall submit the manufacturer's standard for surface preparation and
painting, if applicable.
The Vendor shall submit with each copy of the proposal a list of similar
installations, showing location, company, contact person, and date of installation.
The Vendor shall submit a fee schedule for startup and field assistance.
H. The Vendor shall submit completed bid tabulation sheets. Proposals will not be
evaluated without completed tabulation sheets.
1. The specifications are intended to cover the complete equipment. It is not
the intent to give every detail in the specifications; however, the successful
Vendor shall furnish the equipment in all details and ready for operation.
1.6 DELIVERY
A. Identification
For shipping, the various components and sections of the apparatus shall be
identified by the Owner's equipment numbers, which are to be clearly shown on
ail drawings, shipping packages, and orders pertaining to the equipment. On
larger shipping packages, the equipment number shall be stenciled in 2-inch
letters on the outside of the carton. The number shall also appear on the
equipment inside as well.
8. Shipping Pieces
C.
The apparatus and equipment shall be consolidated into as few packages and
shipments as practicable, consistent with transportation regulations and
restrictions.
Administration
1. The Vendor shall notify the purchaser in writing of Intent to ship not less
than five days before delivery of each shipment. At that time, the following
information shall be supplied:
11960-3
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a. The contents and bill of lading, number of shipments.
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b. The method of shipments.
c. The date of shipment.
1.7 MANUFACTURER'S FIELD SUPERVISION
The manufacturer.shall be expected to supply normal erection supervision and
technicians for field testing of equipment, as required. Any additional services
required shall be billed at the manufacturer's normal rate.
1.8 AL TERNA TES/ALTERNATIVES
A. The Vendor's proposal shall comply with these specifications in that the
equipment will comprise the base proposal. Any deviations from these
specifications which are necessary to adapt any Vendor's equipment to
accomplish the same end results, shall be fully explained in the Vendor's
proposal. The deviations shall be clearly noted in order to avoid any confusion
in the review and examination of the proposal.
B. Engineering and/or construction revision expense resulting from changes made
in manufacturer's shop prints after certification will be billed to the equipment
Vendor, unless such post certification changes are made at the request of the
equipment owner.
2.0 PRODUCTS
2.1 GENERAL
The equipment furnished shall be an automatic refrigerated composite liquid sampler
designed to operate satisfactorily either intermittently or continuously in a 24-hour,
heavy duty, minimum maintenance service under varying operating conditions. The
automatic sampler will be located outside near the packaged metering manhole.
2.2 MATERIALS
A. The sampling unit shall be•in an FRP housing and suitable for outside locations.
B. All wetted parts shall be polypropylene.
C. The NEMA 3R Specification for Enclosures shall apply to the FRP housing for
the sampler.
11960-4
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D. All external electrical and/or controls should be housed in FRP or a NEMA 4X
unit.
E. All other materials shall be the manufacturer's standard and shall be suitable for
the service intended.
2.3 EQUIPMENT
A. The sampler shall be manufactured by ISCO, or approved equal, and shall
incorporate the following features in its design and execution:
1. The sampler shall be a refrigerated, automatic composite liquid sampler.
2. The sampler shall incorporate the vacuum technique of sampling, with the
sampling mechanism consisting of a compressor, precision measuring
chamber, controller, and all necessary valving for proper operation.
3. The sampler shall be capable of operating on a timer control basis which
can be programmed to take 24 hr samples once a week.
4. The sampler shall shut down automatically when the sample bottle is full.
5. All portions of the sampler in contact with the fluid (i.e., sample container,
inlet tube, outlet tube, etc.) shall be non-metallic in order to withstand most
acids and bases, and to avoid sample contamination.
6. The sample intake line shall be automatically purged before each
increment to ensure sample integrity.
7. The sampler shall be weatherproof and the sample storage area shall be
insulated.
8. Samples shall be stored in a 4-gallon high density polyethylene container.
9. The sampler shall be powered by either an integrally mounted battery or
switchable to 120 volt AC power.
10. The sample volume and sample frequency shall be adjustable.
11. A manual override sampling activator shall be provided which does not
alter the preset sampling cycle sequence.
END OF SECTION
11960-5
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2.1
2.2
2.3
3.0
4.0
AUTOMATIC COMPOSITE SAMPLER
DATA SHEET
DESCRIPTION/SERVICE Automatic Refrigerated Sampler
FLUID Groundwater
Temperature, Degrees F so·
pH 5-7
Specific Gravity 1.0
MATERIAL
ELECTRIC MOTOR
END OF DATA SHEET
11960-6
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BID TABULATION SHEET
PROPOSED
1.0 MANUFACTURER
2.0 MODEL DESIGNATION
3.0 CONTROLS
3.1 TIME PROPORTIONED
(Yes or No)
3.1.1 ADJUSTABLE (Yes or No)
3.1.2 FREQUENCY RANGE
3.2 MANUAL OVERRIDE (Yes or No)
4.0 MOTOR
4.1 VOL TS/HERTZ/PHASE
4.2 H -RPM
5.0 CIRCUIT PROTECTION
6.0 SAMPLE COLLECTION
6.1 VOL. OF SAMPLE CONTAINER,
GAL
6.2 MATERIAL OF SAMPLE CONTAINER
6.3 SIZE OF INLET TUBE
SAMPLE DRAW TUBE
6.4 MATERIAL OF INLET TUBE
6.5 MATERIAL OF OUTLET TUBE
6.6 MAXIMUM PASSABLE SOLIDS
6.7 SAMPLE TRANS. VELOCITY (MIN)
11960-7
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BID TABULATION SHEET
(Continued)
6.8 SAMPLE LIFT (MIN)
6.9 SAMPLE SIZE RANGE
6.10 TYPE DRIVER
7.0 HOUSING
7.1 HOUSING MATERIAL
7.2 SIZE (HWD)
7.3 CODE OR SPECIFICATION
7.3.1 SAMPLER
7.3.2 HOUSING FOR CONTROL
8.0 DELIVERY
8.1 DRAWINGS FOR APPROVAL, WEEKS
PROPOSED
8.2 DELIVERY AFTER APPROVAL, WEEKS _____________ _
8.3 TOTAL TIME, WEEKS •
9.0 WEIGHTS
9.1 SHIPPING WEIGHT, SAMPLER ONLY
POUNDS
9.2 TOTAL SAMPLER OPERATING WEIGHT _____________ _
POUNDS
11960-8
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BID TABULATION SHEET
(Continued)
10.0 PRICE
10.1 SAMPLER
10.2 FREIGHT CHARGES, F.O.B.
10.3 TOTAL DELIVERED PRICE
11.0 REMARKS AND COMMENTS
PROPOSED
END OF TABULATION SHEET
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SECTION 13120
METAL BUILDINGS
1.0 SCOPE
1. 1 GENERAL REQUIREMENTS
Metal Buildings shall be the product of a recognized metal buildings manufacturer.
Metal buildings shall have vertical walls and gable roofs. Roof slope shall be as
indicated. Buildings shall be single-span structure. Frame and covering shall be
drilled in the field for fasteners. The completed buildings shall be free of excessive
noise from wind Induced vibrations under the ordinary weather conditions to be
encountered at the locations where the building Is erected, and meet all specified
design requirements. Roof deck assemblies shall be Class 90 as defined in UL 580.
Erection of the building structure shall be performed by a contractor having
specialized experience in the erection of preengineered metal buildings for a period
of at least 3 years. A brief list of similar project by this contractor shall be submitted
with shop drawings.
1.2 DESIGN REQUIREMENTS
1.3
A. Loadings shall be as follows:
1. Roof live load of 20 pounds per square foot with reductions for area.
2. Ground snow load of 1 o pounds per square foot, an importance factor of
1.0, and an unusual conditions factor of 7.
3. Wind load of 20 pounds per square foot.
4. Seismic zone 1.
5. Auxiliary loads for machinery as shown on plans.
FRAMING AND STRUCTURAL MEMBERS
Structural steel members shall be designed in accordance with AISC publication.
Specification for the Design, Fabrication, and Erection of Structural Steel for Buildings.
Structural cold formed steel framing members shall be designed in accordance with
AISI Cold-Formed Steel Design Manual Framed openings shall be designed to
structurally replace the covering and framing displaced. Welding of steel shall
conform to the requirement$ of AWS D1. 1.
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A. Exterior Covering
Except as otherwise specified, steel covering shall be designed in accordance
with AISI Cold-Formed Steel Design Manual. Maximum windload deflection for
wall panels and the maximum live deflection for roof panels shall not exceed
1 /80th of the span between supports for steel. Maximum deflections shall be
based on sheets continuous across two or more supports with sheets
unfastened and fully free to deflect.
B. Gutters and downspouts shall be designed to carry the flow from the roof
resulting from rain falling at the rate of 6 inches per hour for a 5-minute duration.
1.4 SUBMITTALS
A. Shop Drawings
Shop drawings shall be submitted for approval in accordance in adequate time
to allow checking and so as not to delay the delivery schedule. Shop drawings
shall consist of catalog cuts; design and erection drawings; anchor bolt layout;
shop painting and finishing specifications; instruction manuals; manufacturer's
recommended erection methods and procedures and other data as necessary
to clearly describe design, materials, sizes, layouts, construction details,
fasteners, and erection. Manufacturer's recommended erection methods and
procedures shall describe the basic sequence of assembly, temporary bracing,
shoring, and related information necessary for erectio_n of the metal building
. including its structural framework and components. For all metal building
designs, the shop drawings shall be accompanied by engineering design
calculations for structural and covering components. A brief list of locations
where buildings of similar design have been used shall be submitted with the
shop drawings and shall be submitted with the shop drawings and shall include
information regarding date of installation, name and address of owner, and how
the structure is used.
B. Certificates
The metal building manufacturer shall furnish certificates of compliance stating
that the metal building furnished this project complies with the material and
fabrication requirements of this section. The certificates shall also state that the
metal building was designed for the roof slope indicated.
1. Accessories: One sample of each type of flashing, trim, closures, caps
and similar items. Size shall be sufficient to show construction and
configuration.
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1.5
2.0
2. Covering, Roof and Wall: One piece of each type to be used, 9-inches
long, full width. The sample for factory color finished covering shall be
accompanied by certified laboratory test reports showing that the sheets
to be furnished are produced under a continuing quality control program
and that a representative sample has been tested within the past 12
months and has met the quality standards specified in paragraph factory
color finish.
3. Fasteners: Two samples of each type to be used with statement regarding
intended use.
4. Gaskets and Insulating Compounds: Descriptive data.
5. Sealant: One sample, approximately 1 pound, and descriptive data.
DELIVERY AND STORAGE
Materials shall be delivered to the site in a dry and undamaged condition and stored
out of contact with the ground. Materials other than framing and structural members
shall be covered with weathertight coverings and kept dry. Storage accommodations
for roof and wall covering shall provide good air circulation and protection from
surface staining.
PRODUCTS
2.1 BUILDING COMPONENTS
A. General
The size and weight of prefabricated components shall permit easy handling in
the. field; and the maximum size and weight of any component shall be suitable
for transportation by commercial carrier. Each piece or part of the assembly
shall be clearly and legibly marked to correspond with the shop drawings.
B. Framing and Structural Members
Steel 1/8 inch or more in thickness shall conform to ASTM A 36, A 1/8 inch in
thickness shall conform to ASTM A 570, A 606, or A 607. Galvanized steel shall
conform to ASTM A 446, G 90 coating designation, 0.045 minimum thickness.
All connections for steel shall conform to AISC Specification for the Design,
Fabrication, and Erection of Structural Steel for Buildings, or AISI Cold-Formed
Steel Design Manual Erection bolts and anchor bolts shall be of standard sizes
and types. Holes for the bolts shall be made in the shop, prior to assembly of
structural members in the field.
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C. Wall Covering and Roof Covering Panels
Panels shall be either steel or aluminum and shall have a factory color finish
meeting the requirements specified below. Panels shall have configurations for
overlapping adjacent sheets or interlocking ribs for securing adjacent sheets.
System for securing the roof covering to structural framing members shall be
exposed, penetrating fastener type. Wall covering shall be fastened to
framework using exposed fasteners. Length of sheets shall be sufficient to
cover the entire length of any unbroken roof slope or the entire height of any
unbroken wall surface when such slope or height is 30 feet or less. When
length of runs exceeds 30 feet, each sheet in the run shall extend over two or
more spans. Sheets longer than 30 feet may be furnished if approved by the
Owner's Representative. Width of sheets with overlapping configurations shall
provide not less than 24 inches of coverage in place. Height of all corrugations
at overlap for adjacent roof sheets or standing ribs of interlocking panels for
adjacent roof sheets shall be the building manufacturer's standard for the
indicated roof slope. Design provisions shall be made for thermal expansion
and contraction consistent with the type of system to be used. All sheets shall
be square cut, except gable and wall sheets may be cut in the ship to
correspond to the roof slope.
1.
2.
Steel Covering: Zinc-coated steel conforming to ASTM A 446, G 90
coating designation; aluminum-zinc alloy coated steel conforming to ASTM
A 792, AZ 55 coating; or aluminum-coated steel conforming to Mil. Spec.
MIL-S-4174, Type II factory color finished. Roof and wall covering shall
be 26 gauge minimum 80,000 psi yield strength.
Factory Color Finish: Wall and roof panels shall have a factory color finish
on the exposed side. The exterior finish shall consist of either a synthetic
resin base coating applied to a cleaned, pretreated and primed surface,
or a dry film coating bonded by adhesive to a cleaned metal substrate.
Color shall be as selected from manufacturer's standard colors. The dry
film thickness of the exterior coating shall be not less than 0.8 mil,
exclusive of the primer. The interior color finish shall consist of a backer
coat with a dry film thickness of 0.5 mil. The exterior color finish shall
meet the test requirement specified below. The manufacturer shall have
conducted tests of previously manufactured sheets of the same type and
finish as proposed for the project. The term "appearance of base metal"
refers to the metal coating on steel or the aluminum base metal.
a. Salt Spray Test: A sample of the sheets shall withstand a salt spray
test for a minimum of 1000 hours in accordance with ASTM B 117,
including the scribe requirement in the test. Immediately upon
removal of the panel from the test, the coating shall receive a rating
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of 10, no blistering, as determined by ASTM D 714; and a rating of
7, 3/16 inch failure at scribe, as determined by ASTM D 1654.
b. Formability Test: When subjected to a 180-degree bend over a 3/8-
inch diameter mandrel in accordance with ASTM D 1737, exterior
coating film shall show no evidence of fracturing to the naked eye.
c. Accelerated Weathering, Chalking Resistance and Color Change:
A sample of the sheets shall withstand a weathering test a minimum
of 2000 hours in accordance with ASTM G 23, using a Type D
apparatus, without cracking, peeling, blistering, loss of adhesion of
the protective coating, or corrosion of the base metal. Protective
coating that can be readily removed from the base metal with a pen-
knife blade or similar instrument shall be considered as an area
indicating loss of adhesion. After the 2000-hour weatherometer test,
exterior coating shall not chalk greater than No. 8 rating in
accordance with ASTM D 659 test procedures. After the 2000-hour
weatherometer test, exterior coating color change shall not exceed
2 NBS units in accordance with ASTM D 2244.
d. Humidity Test: When subjected to a humidity cabinet in accordance
with ASTM D 2247 for 1000 hours, a scored panel shall show no
signs of blistering, cracking, creepage or corrosion.
e. Impact Resistance: Factory-painted sheet shall withstand direct and
reverse impact in accordance with ASTM D 2794 equal to 1.5 times
metal thickness in mils, expressed in inch-pounds, with no loss of
adhesions.
f. Abrasion Resistant Test: When subjected to the falling sand test in
accordance with ASTM D 968, the coating system shall withstand
a minimum of 30 liters of sand before the appearance of the base
metal.
g. Specular Gloss: Finished surfaces shall have a specular gloss value
of 30 to 70 at an angle of 60 degrees when measured in accordance
with ATM D 523.
D. Accessories
Flashing, trim, metal closure strips, caps, and similar metal accessories shall be
not less than the minimum thicknesses specified for covering. Accessories shall
be compatible with the system furnished. Exposed metal accessories shall have
a factory finish to match the building finish. Molded closure strips shall be
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E.
F.
bituminous-saturated fiber, closed-cell or solid-cell synthetic rubber or neoprene,
or polyvinyl chloride premolded to match configuration of the covering and shall
not absorb or retain water.
Fasteners
Fasteners for wall and roof panels shall be factory color coated corrosion
resisting steel, or nylon capped corrosion resisting steel or factory color coated
aluminum, type and size specified below or as otherwise approved for the
applicable requirements. Fasteners for accessories shall be the manufacturer's
standard. Aluminum or corrosion resisting steel fasteners shall be used only
with aluminum sheets. Exposed roof fasteners shall be gasketed or have
gasketed washers on the exterior side of the covering to waterproof the
fasteners penetration. Washer material shall be compatible with the covering;
have a minimum diameter of 3/8 inch for structural connections; and gasketed
portion of fasteners or washers shall be neoprene or other equally durable
elastomeric material approximately 1/8 inch thick. When wall covering is factory
color finished, exposed wall fasteners shall be color finished or provided with
plastic color caps to match the covering.
1. Screws shall be not less than No. 14 diameter if self-tapping type and not
less than No. 12 diameter if self-drilling and self-tapping type .
2. Blind rivets shall be aluminum with 3/16-inch nominal diameter shank or
stainless steel with 1/8-inch nominal diameter shank. Rivets with hollow
stems shall have closed ends.
3. Bolts shall be not less than 1/4-inch diameter, shouldered or plain shank
as required, with proper nuts.
Doors
1. Minimum Thickness: Materials, other than roof and wall covering and wall
liner, shall be of gauge material. Thickness shall be increased as
necessary to conform to design requirements.
2. Hinged doors and frames shall conform to Fed. Spec. RR-D-575, size and
hardware as scheduled herein. Exterior doors shall have top edges closed
flush and sealed against water penetration. Hardware shall conform to
ANTI A156.1, A156.2, A156.4, A156.6, and A156.7 as applicable to the
types scheduled.
3. Frames for coiling doors: Frames shall be manufacturers standard channel
framing designed to carry weight of door and coil and to withstand design
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wind loadings. Trim will be manufacturers trim furnished to finish opening
to match swinging doors specified above.
G. Insulation
Insulation shall be sufficient thickness to provide a coefficient of heat
transmission or U-valve, Btu per hour, per square foot, per degree F
temperature difference, through the completed construction air-to-air, not in
excess of 1' for walls and 1 • for roof when determined for winter conditions in
accordance with recognized methods in agreement with the ASHRAE Handbook.
Fundamentals Insulation shall have a facing providing a permeability of 1.0 perm
or less when tested In accordance with ASTM E 96. Facing shall be white,
either of reinforced foil with a vinyl finish or sheet vinyl except unreinforced foil
with a natural finish may be used in concealed locations. Facings and finishes
shall be factory applied.
1. Blanket Insulation: Fed. Spec HH-1-558. Form B. Type I, Class 6.
Exposed insulation shall have a white sheet vinyl facing.
H. Sealant
Sealant shall be an elastomeric type containing no oil or asphalt. Exposed
sealant shall cure to a rubberlike consistency. Concealed sealant may be the
nonhardening type. Sealant for standing seam panels shall be factory applied
conforming to the manufacturer's recommendations.
I. Gaskets
Gaskets and insulating compounds shall be nonabsorptive and suitable for
insulating contact points of incompatible materials. Insulating compounds shall
be nonrunning after drying.
3.0 EXECUTION
3.1 ERECTION
Shall be in accordance with the approved erection and instructions and drawing and
with applicable provision of AISC Specification for the Design, Fabrication and Erection
of Structural Steel for Buildings. Finished structure shall be proven weathertight.
Dissimilar materials which are not compatible when contacting each other shall be
insulated from each other by means of gaskets or insulating compounds. Framing
members fabricated or modified on-site shall be saw or abrasive cut; bolt holes shall
be drilled. On-site flame c_utting of framing members, with the exception of small
access holes in structural beam or column webs, shall not be permitted. Improper
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or mislocated drill holes shall be plugged with an oversize screw fastener and
gasketed washer; however, sheets with an excess of such holes or with such holes
in critical locations shall not be used. Exposed surfaces shall be kept clean and free
from sealant, metal cuttings, excess material from thermal cutting, and other foreign
materials. Exposed surfaces which have been thermally cut shall be finished smooth
within a tolerance of 1/8 inch. Stained, discolored or damaged sheets shall be
removed from the site. Concrete work is specified in Section: Concrete for Building
Construction.
3.2 FRAMING AND STRUCTURAL MEMBERS
Anchor bolts shall be accurately set by template while the concrete is in a plastic
state. Uniform bearing under base plates and sill members shall be provided using
a nonshrinking grout when necessary. Members shall be accurately spaced to assure
proper fitting of covering. As erection progresses, the work shall be securely fastened
to resist the dead load, and wind and erection stresses.
3.3 WALL COVERING AND ROOF COVERING
Wall covering shall be applied with the longitudinal configurations in the direction of
the roof slope. Accessories shall be fastened into framing members, except as
otherwise approved. Closure strips shall be provided as indicated and where
necessary to provide weathertight construction.
A. Lap Type Panels with Exposed Fasteners
End laps shall be made over framing members with fasteners into framing
members approximately 2 inches from the end of the overlapping sheet. Side
laps shall be laid away from the prevailing winds. Side laps shall be laid away
from the prevailing winds. Side lap distances, end lap distances, joint sealing,
and spacing and fastening of fasteners shall be in accordance with the
manufacturer's standard practice insofar as the maximum spacings specified are
not exceeded and provided such standard practice will result in a structure
which will be free from water leaks and meet design requirements. Spacing of
fasteners shall present an orderly appearance and shall not exceed: 8 inches
on center at end laps of covering, 12 inches on center at connection of covering
to intermediate supports, 12 inches on center at side laps of roof coverings, and
18 inches on center at side laps of wall coverings except when otherwise
approved. Side laps and end laps of roof and wall covering and joints at
accessories shall be sealed. Method of applying joint sealant shall conform to
the manufacturer's recommendation. Fasteners shall be installed in straight lines
within a tolerance of 1/2 inch in the length of a bay. Fasteners shall be driven
normal to the surface and to a uniform depth to properly seat the gasketed
washers.
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3.4
3.5
B. Insulation shall have facing at joints lapped and fastened in a manner that will
provide tight joints. Blanket Insulation Installed across the top of purlins shall
be 2-inch roll insulation with a vinyl vapor barrier.
FIELD PAINTING
Immediately upon detection, abraded or corroded spots on shop-painted surfaces
shall be wire brushed and touched up with the same material used for the shop coat.
Shop-primed ferrous surfaces exposed on the outside of the building and all shop-
primed surfaces of doors and windows shall be painted with two coats of an
approved exterior enamel. Factory color finished surfaces shall be touched up as
necessary with the manufacturer's recommended touch-up paint.
GUARANTEE
The building shall be guaranteed against water leaks arising out of or caused by
ordinary wear and tear by the elements for a period of 5 years. Such guarantee shall
start upon final acceptance of the work or the date the Owner takes possession,
whichever is earlier.
END OF SECTION
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SECTION 15110
TREATMENT SYSTEM PIPING
1.0 GENERAL
1.1 Description
A. Work under this section includes:
1. PVC pressure pipe
2. Valves for PVC pressure pipe
2.0 DESIGN BASIS
I 2.1 Working pressures shall be 150 PSIG at 100'F.
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3.0 PIPE
3.1 All piping material shall be Schedule 80 polyvinyl chloride (PVC) Class 12454-B
(formerly Type 1, Grade 1) meeting the requirements of ASTM D-1784.
4.0 JOINTS
4.1 All Schedule 80 rated piping joints shall be cemented socket-type, except where
flanged or screwed connections are specified to connect to valves, equipment, etc.
All screwed joints shall be schedule 80 rated and shall be sealed with Teflon Tape™,
unless shown otherwise on piping drawings. Cement Installation shall be as
recommended in ASTM D-2855.
5.0 FITTINGS
5.1 Fittings shall be manufactured of the same material and pressure rating as the pipe
and shall have the same type of joints unless specified otherwise. Schedule 80
fittings shall conform to ASTM D2467.
5.2 Provide adapters as required to join PVC pipe to pipe, fittings, and equipment of other
materials.
5.3 Fittings to be used for connections involving rigid PVC and flexible hose shall be quick
connect couplings as manufactured by Plastic Piping Systems or approved equal,
unless specified otherwise.
6.0 FLANGES
Flanges shall be 150 pound drilled, Schedule 80, socket type polyvinyl chloride
dimensioned and drilled in accordance with ANSI B16.5 and provided with a flat face.
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7.0 BOLTING MATERIAL
Bolting materials shall be mild steel, hexagonal bolts with heavy hexagonal nuts
conforming to ASTM A307.
8.0 FABRICATION AND ERECTION
8.1 Fabrication and erection shall be iri accordance with recommended standards. Above
ground pipe support shall not be further apart than the following:
Pipe Size Spacing
½" 4½ ft
1" 5 ft
1v:' 5~ ft
1¥." 5½ ft
2'' 6 ft
~" 6½ ft
8.2 Pipe sizes 1½ inches and smaller may be supported continuously in an angle iron or
similar member. Pipe shall not be bent.
9.0 PIPING INSULATION
9.1 All outdoor, exposed piping, fittings, and valves shall be insulated from freezing.
9.2 Insulation shall be foam plastic dual temperature insulation, at a thickness of 1/2 inch.
All long-seams and butt joints shall be sealed with an adhesive approved by the
insulation manufacturer.
9.3 Fittings and valves shall be insulated with foam plastic pipe insulation, metered and
cut to fit and cemented together with adhesive.
9.4 Material shall be as manufactured by Owens-Corning or Johns-Manville and
application shall be in accordance with the selected manufacturer's recommendations.
10.0 VALVES FOR PVC PIPE
10.1 BALL VALVES -ALL SIZES
PVC ball valves shall have true union ends, Teflon seats and seals, and body material
of normal impact PVC. Working pressure shall be 150 pounds. Valves shall be
Plastic Piping Systems or approved equal.
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10.2 CHECK VALVES -ALL SIZES
PVC ball check valves shall have a PVC body and ball and EPDM or Teflon seat and
seal. Working pressure shall be 150 pounds. Ends shall be threaded. Valves shall
be Plastic Piping Systems or approved equal.
10.3 DIAPHRAGM VALVES
PVC diaphragm valves shall have a PVC body and Teflon diaphragms. Ends shall
be true union or flanged. Valves shall be manually operated. Valves shall be Asahi
or approved equal.
10.4 FLOW CONTROL VALVE
Flow control valve shall be an electric PVC globe control valve with an electric
positioner, as manufacturer by Asahi, or approved equal.
11.0 TESTING
All Schedule 80 PVC piping shall be subjected to hydrostatic pressure of at least 150
psi, +5 psi maximum variation, for a period of at least two hours. The flexible hose
shall be subjected to hydrostatic pressure of at least 50 psi, +5 psi maximum
variation, for a period of at least two hours. During the duration of the test, the lines
shall be thoroughly inspected for leakage at all joints and elimination of leakage
effected where necessary. 'Make up" water shall be measur.ed with a displacement
meter. Any cracked or defective pipes, joints, fittings, valves, or other items
discovered in consequence of the pressure test shall be removed and replaced by
the Contractor at his own expense. All defects shall be remedied to the satisfaction
of the Engineer. Tests will be continued until all visible leaks have been eliminated
from the part of the system under test.
END OF SECTION
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SECTION 16010
GENERAL ELECTRICAL PROVISIONS
1.0 GENERAL
1.1
1.2
DESCRIPTION
These specifications set forth conditions, and include the work to be performed,
equipment to be installed, and certain methods to be employed to implement a
complete operable electrical Installation.
SUBMITTALS
Submit all materials and equipment for review. Each sheet of descriptive literature
submitted shall be clearly marked to identify the material or equipment as follows:
A. Submit schematics and connection diagrams for all electrical equipment. A
manufacturer's standard connection diagram or schematic showing more than
one scheme of connection will not be accepted unless it is clearly marked to
show the intended connections. Sequence of operation shall be worded to
indicate the progression of operation of all pushbuttons, limit switches, relays,
solenoids and all other control devices.
B. Equipment and materials descriptive literature not readily cross-referenced with
the drawings or specifications shall be identified be a suitable notation.
C. Lamp fixture descriptive sheets shall show the fixture schedule letter, number,
or symbol for which the sheet applies.
D. Sheets or drawings showing more than the particular item under consideration
shall have crossed out all but the pertinent description of the item for which
review is requested.
E. Equipment and materials descriptive literature and drawings shall show the
specification paragraph for which the equipment applies.
F. The Contractor shall submit within thirty (30) days of the award of the contract
for the Engineer's approval and prior to any purchase of the items, six (6)
copies of materials, equipment, devices (including outlets and switches), conduit
and wire, and fixtures proposed to be incorporated within the work. Where
manufacturers are indicated for an item in the specification, only designation by
catalog number of the manufacturer of the item to be used shall be required.
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All other i,ems shall be listed with catalog numbers and descriptive information.
The list r,ust be complete to receive consideration. Items judged by the
Engineer to be In non-conformance may be rejected. Shop Drawings of
panelboards, switches over 35 amp rating, and special equipment will be
required ~ ,rior to their approval.
I 1.3 CODES AND STANDARDS
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1.4
A.
B.
C.
These specifications are minimum requirements and shall govern except where
made mo1 e stringent by other sections of this specification or local, state or
federal lav,s or regulations. Where conflict between drawings, specifications,
codes or Htandards occurs, the more stringent requirements shall govern. No
extra compensation for such compliance will be allowed.
Submissio, of proposal is considered evidence that the Contractor is proficient
and experienced, and knowledgeable of all standards, codes, ordinances,
permits and regulations affecting his work.
The materials and installation shall conform to the minimum requirements and
latest outs1anding issues and revisions of the following codes, standards, and
regulations wherein they apply:
1. NFPJ, No. 70, National Electrical Code (latest edition).
2. American National Standard, National Electrical Safety Code, (latest
editicn).
3. Appli,:able publications of NEMA, ANSI, IEEE and ICEA.
4. Unde:writers' Laboratories, Inc. Standards
5. OSHJ, requirements.
PERMITS, INSPECTIONS, AND UTILITY CONNECTIONS
The Contractor shall obtain all necessary permits and shall pay all fees in connection
with all permits, inspections, and approval by the proper authorities in local jurisdiction
of such work. Final inspection by the Engineer will not occur until necessary
certificates of sati ;factory inspection are received. Utility company installation and/or
premium charges in all forms are to be paid by the Contractor who will ascertain
these charges prior to bidding.
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1.5 DRAWINGS
A. Drawings and specifications are provided for assistance of the Contractor and
are diagrammatic only to indicate the general arrangement and location of
circuits, outlets, etc. Exact locations will be governed by the building and site
where dimensioned. Deviations from the arrangement indicated to meet
structural conditions shall be made with no expense to the Owner.
B. The location of outlets and connections for equipment to be installed by others
are indicated on the plans; verify these locations with the party responsible for
Installing such equipment.
C. Throughout the progress on construction, the Contractor shall keep a set of
detailed field record drawings, including the exact location of concealed work
and under ground utilities. This requirement does not authorize any deviations
from the Contract Drawings without prior approval form the Engineer. The field
record information shall be marked in a legible manner on prints of the
drawings. At the completion of work, the field record information shall be
delivered by the Contractor to the Engineer.
1.6 CLEARANCES
Maintain working clearances around electrical equipment as required for proper
maintenance and operation, as required by N.E.C ..
1.7 TEMPORARY POWER
A. The Electrical Contractor shall provide all labor and ma_terials for temporary
power and lighting required in construction for all trades until the permanent
system is in operation.
B. The Electrical Contractor shall include the following facilities in the temporary
power and lighting service for the entire project:
1. Arrange for the incoming service form a local building on site.
2. Provide, install and maintain two (2) 60A, 120/240-10 temporary panels,
pay all installation and removal charges; and provide, install and maintain
temporary wiring in all areas of new construction.
3. For general temporary lighting in construction areas, provide an average
maintained level of not less than 10 fc.
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4. For general use of power and tools and tanks lighting, provide temporary
4-gang outlets so that each area of work can be reached with a 100 foot
extension cord. Provide separate, 120V, 20 amp circuit for each two 4-
gang outlet (8 outlet per circuit).
C. After installation of the permanent lighting system, It may be used for
construction lighting as required.
D. The owner will pay for all electrical current used for temporary light and power.
E. Complete installation shall be in compliance with all applicable codes. Electrical
Contractor's bid will allow removal and salvage for any temporary service when
It is no longer required to supply his own portable power source for these
machines.
F. Power for welding machines and other high current drawing machines will not
be supplied. Contractor will be required to supply his own portable power
source for these machines.
2.0 PRODUCTS
2.1 MATERIALS
A. Where specified herein, indicated in equipment list, or shown on the drawings,
the Contractor will furnish all equipment and materials for installation, connection,
and placing into satisfactory operating service. The Contractor shall review the
drawings, specifications, manufacturer's recommendations, schedules, and
building structures for clarification of his responsibility in the handling and
installation of equipment and material. Manufacturer's drawings and installation
instructions shall be furnished with the equipment for use by the Contractor.
Where applicable, and not in contradiction with the drawings and specifications,
the Contractor shall install and connect the equipment in accordance with the
manufacturer's recommendations and instructions.
B. Material and equipment shall be furnished new and as listed Underwriters'
Laboratories, INc. and shall bear UL approval labels and all applicable federal
specifications.
C. Products shall be by established manufacturers regularly engaged in making
type of materials to be provided and complete with all parts, accessories,
trimmings, connections, etc. reasonably incidental thereto as specified in detail
or as described in manufacturer's catalog. All equipment shall be properly
cleaned, adjusted, and put in complete working order ready for service.
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D. All packaged equipment shall be completely factory wired prior to delivery to the
job site. Connection to and bonding of this equipment is required under this
section of the specifications.
1. The Contractor shall check all prewired controls before energizing to verify
that all internal. wiring is properly coordinated to the voltage to be applied.
2. The General Equipment Requirements shall apply to all equipment
furnished under this section.
3.0 EXECUTION
3.1 INSTALLATION
A. The CONTRACTOR shall provide and install all equipment as specified, required
or implied in this specification except as noted. This requirement shall include
all labor, materials, and incidentals in a manner consistent with good practice
necessary for a complete operable installation. The systems and equipment to
be proved and installed by the Contractor include:
B.
C.
1 .
2.
Complete lighting and power systems.
Connection to and grounding where required of plumbing, heating, and
ventilating equipment.
3. Devices, fixtures, materials, panels, as specified, and all other incidentals
to provide a complete electrical job.
Cooperation with other trades shall be implemented by the Contractor by his
reference to the Drawings and other sections of the specifications for work by
other trades and to be carried on simultaneously or sequentially with the
electrical work. This requirement is to facilitate construction to proceed with no
harm to the Owner due to the absence of cooperation. All other drawings and
sections of the specifications shall become part of the electrical specifications
as they relate to electrical work.
The Contractor shall verify equipment dimensions to insure dimensional
compatibility.
D. Contractor shall provide at all times services of one or more experienced
superintendents in charge of all required personnel.
E. No work shall be covered or enclosed until work is tested in accordance with
applicable Codes and Regulations and successful tests witnessed and approved
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by authorized inspection authority. Written approvals shall be secured by
Contractor and shall be submitted to the Engineer before final acceptance of
work.
F. The Electrical Contractor shall do all cutting and patching necessary for the
Installation of electrical work and all such cutting and patching shall be done
with the approval and under the supervision of the Engineer.
G. Cutting or patching shall not impair the strength or function of work being cut,
I.e., structural members shall not be weakened and holes through exterior walls
and ground floor shall be waterproofed. Use rotary type drilling tools and
concrete cutting saws to cut concrete and masonry walls. Do not use torches
for cutting steel. No structural members shall be cut without prior approval of
the Engineer.
H. Wall, Floor and Ceiling Openings: Place all sleeves necessary for the electrical
installation and advise the Engineer of all openings necessary for the installation
of electrical work.
I. Where sleeves are installed, they shall pass entirely through the floor, wall,
ceiling or partition. Sleeves in walls or partitions shall be finished flush on both
sides, and sleeves in floors shall be 2'' above finished floor level. Appropriately
sized Schedule 40 steel pipe or 1 /4" thick rolled steel plate shall be used for
sleeves through floors. Twenty gauge (20) sheet metal, plastic or fiber material
may be used for sleeves through walls, ceilings and partitions.
J. All conduit penetrations through floors shall be sealed to prevent transfer of
water, heat and smoke to other floors. Use grout mixture if through concrete
or seal with Duxseal if passed through a sleeve.
K. The Electrical Contractor shall be responsible for repairs and finish of all holes
placed for conduit if such holes are placed after general construction is
completed.
L. All equipment wiring shall be installed in accordance with shop drawings to be
furnished by the supplier of the equipment. Where necessary, circuits shall be
adjusted in size to match equipment being furnished.
M. Direct connections between rough-in box, or conduit stub, and special
equipment shall be made with flexible conduit. A green ground wire shall be
installed in all flexible conduit to provide ground continuity.
N. All excavation, backfilling, and concrete work shall conform to the respective
sections of these of these specifications.
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O. A plastic non-deteriorating warning maker shall be placed above cables and
conduits the full length of the trench at a depth 12'' below grade. The marker
shall be yellow, 6" wide, and labeled 'Buried Electric Line" or similar; Brady UT
20-Y6, or approved equal.
P. The Contractor shall be responsible for receiving and promptly checking the
equipment and for protecting the equipment against mechanical and electrical
damage at all times after it is received. The Contractor shall determine the
condition of the equipment at the time it is turned over to him and furnish the
Owner a written report, giving the "megger'' readings and general condition of
the equipment. Should any damage or fault be found with the equipment, it
shall be brought to the attention of the Owner promptly on receipt of equipment
and material. The Contractor shall be responsible to see that no marking for
construction designations, or other, shall be made by anyone on the finished
painted face of any equipment or apparatus. All painting touch up, re-painting,
drying out, repairs or other corrective actions due to Contractor negligence after
release and prior to final acceptance shall be the responsibility of the Contractor.
Q. Mounting heights unless otherwise noted shall be from the finished floor to the
bottom of the device.
Switches
Receptacles
Manual Starters
Electrical Panels
4'-011
~ •_411
41-011
3'-011
R. Circuits for different types of signals shall be run in separate conduits, i.e.,
120v, 4-20 ma, thermocouple, and pulse circuits shall be grouped in their own
conduits.
S. The Electrical Contractor shall be responsible for providing all conduit and wiring
for the control and interconnections of mechanical equipment. The Contractor
should refer to the mechanical specifications to determine work of this kind that
will be handled by others.
T. Contractor Furnished
All materials and equipment shall be of types and manufacturer specified
wherever practical. Should materials or equipment so specified be unobtainable,
the Contractor shall submit the description and manufacturer's literature, reason
for the substitution request and shall secure the approval of the Owner before
substitution of other material or equipment. This specification establishes
performance requirements and the quality of equipment acceptable for use and
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shall in no way be construed to limit procurement from other manufacturers,
except where noted "No Substitute".
U. Equal or Equivalent
The term "or equal" and similar terms as used on the drawings or specifications
shall be interpreted to mean "equal or equivalent" in the opinion of the Owner's
Representative.
V. Manufacturer's Prints
Where the Contractor furnishes equipment other than standard construction
items, he shall furnish manufacturer's prints and reproducibles of all such
equipment to the Owner.
W. The Contractor shall be responsible for properly protecting the equipment and
materials at all times from the weather or any other adverse environmental
conditions. Such responsibility shall include the furnishing of adequate shelter
and heat to protect the insulation of all electrical apparatus subjected to humid
conditions indoor or outdoor. Adequate shelter shall be defined as an enclosed,
dried-in area complete with sealed roof.
3.2 IDENTIFICATION AND INSTRUCTIONS
A.
B.
C.
D.
E.
Equip each distribution and lighting panel with a typewritten directly accurately
indicating rooms and/or equipment being serviced.
Identify panelboards and cabinets using laminated plastic, white letters on black
background (letters 1" high) on 3/32" plate.
Light and Power Panels 120/240 277/480 120/208
volt and panel number
All electrical systems shall be color coded. Neutrals shall be color coded per
National Electrical Code 210-5. Phase A, B, and C shall be color coded such
that they shall be the same color throughout the entire building. Different
voltages shall be different colors.
Wires in each junction box, panelboard, disconnect or outlet shall be labeled
with wrap-on numbers according to the circuit number to which they are
connected.
Feeders shall be identified as to phase at all terminals with tape colors
corresponding to branch circuit colors.
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3.3
F. When wire of different systems junction in a common box, each cable shall be
grouped with its own system and identified using tags or identification strips.
G. Identify panelboards, motor starters, remote control stations, etc., with engraved
nameplate. Nameplates shall be 1/8" 5-ply laminated with 1' white letters on a
black background same as B.
H. Identify all mechanical and electrical items with item, panel and circuit number.
I. All temporary electrical service and wiring shall comply with NEC.
TESTS
A. During the course of construction, conduct the following tests on the electrical
installation.
1. Test the ground system.
2. Check motors for proper rotation.
B. Upon completion of project, adjust all voltages taps on transformers for an
optimum operating level. Aim all adjustable lighting fixtures. Adjust all auxiliary
systems for optimum performance. Measure load balance on all panelboards
and reconnect loads as may be necessary to obtain a reasonable balance of
load on phases.
3.4 PLACING OF SYSTEMS IN OPERATION
A. Contractor shall be responsible for all start-up procedures and system checks.
B. All . equipment shall be installed, tested and operated in accordance with
respective manufacturer's recommendations.
3.5 GUARANTEES
A. All labor, materials and equipment shall be guaranteed in writing by installing
contractor for one year after final acceptance date and/or normal continuous
complete season's operation applicable to equipment or system.
B. Acceptance date shall be determined by Engineer and stated in writing.
Contractor shall secure equal guarantees from suppliers.
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c. Contractor shall make all necessary alterations, repairs, adjustments and
replacements during guarantee period as directed by Engineer to comply with
Contract Documents, at no cost to the Owner.
D. Repair or replacements made under the guarantee provision shall bear further
one-year guarantee from date of acceptance of repair or replacement.
3.6 INSPECTION
Upon completion of the work described under these specifications and drawings, the
Electrical Contractor shall obtain and pay for inspection and approval by the local
electrical inspecting authority. One (1) certified copy of the inspection report shall
be delivered to the Engineer.
3. 7 HOUSEKEEPING AND CLEANUP
Daily remove from the site all debris and rubbish accumulating as a result of the
electrical installation. Upon completion of the project, dispose of all debris and
rubbish and leave manholes and electrical equipment rooms broom clean. Clean
the interiors of all cabinets, pullboxes and equipment enclosures.
3.8 OPERATING INSTRUCTIONS
Provide with all major items of equipment three (3) bound sets of operating and
maintenance instructions to Engineer and on items where specified, service of factory-
trained personnel for not less than two (2) separate days to instruct and train Owner's operating personnel.
3.9 PRODUCT HANDLING
A. Protection of Equipment and Material
The Contractor shall be responsible for properly protecting the equipment and
materials at all times from the weather or any other adverse environmental
conditions. Such responsibility shall include the furnishing of adequate shelter
and heat to protect the insulation of all electrical apparatus subjected to humid conditions ind0or or outdoor.
B. Replacements
In the event of damage, immediately make all repairs and replacements
necessary to the approval of the Engineer and at no additional cost to the Owner.
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3.10 DISCREPANCIES
A. In the event of discrepancy, immediately notify the Engineer.
8. Do not proceed with the installation in areas of discrepancies until all such
discrepancies have been fully resolved.
3.11 START-UP ASSISTANCE
The Electrical Contractor shall provide electricians to assist with the equipment start-
up, including but not limited to, the following:
A. Vacuum and blow out all electrical panels.
8. Change motor rotation as required.
C. Exchange wires on terminal strips.
D. Increase overload element sizes when required by the engineer.
E. Measure and record all motor-running currents.
F. Correct all wiring errors.
I 3.12 TIE-INS
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A. All tie-ins of new or modified equipment to existing energized equipment shall
be scheduled through the Owner. The Contractor shall de-energize any circuit.
If an operating circuit must be de-energized for purposes of performing work,
de-energization of the circuit shall be scheduled through the Owner. The switch
or circuit breaker will be opened by the plant personnel and the switch or
breaker locked and tagged-out by both Contractor and Owner.
END OF SECTION
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SECTION 16111
CONDUIT
1.0 GENERAL
1.1 DESCRIPTION
A. The Contractor shall furnish and install all raceways, ·fittings, and supports
required and/or implied by the drawings unless specifically noted as being
furnished by others.
B. Conduit work associated with the electrical and control work includes installation
of conduit runs between control stations, power panels, transformers, light
fixtures, switches, instruments, and motors.
1.2 REFERENCES
A. Federal Specifications (Fed. Spec.):
B.
W-C-582(1)
W-C-1094A
W-F-406B
W-F-408C(1)
Conduit, Raceway, Metal, and Fittings; Surface
Conduit and Conduit Fittings Plastic, Rigid
Fittings for Cable, Power, Electrical and Conduit, Metal, Flexible
Fittings for Conduit, Metal, Rigid (Thick-wall and Thin-wall (EMT)
Type)
Underwriters' Laboratories, Inc. (UL) Publications:
No. 1 Flexible Metal Electrical Conduit
No. 5 Surface Metal Electrical Raceway and Fittings
No. 6 Rigid Non-metallic Electrical Conduit
No. 797 Electrical Metallic Tubing
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2.0
2.1
C. American National Standard Institute {ANSI):
C.80.1
C.80.3
PRODUCTS
CONDUIT
Rigid Metal Conduit
Electrical Metallic Tubing
A. Intermediate Metal Conduit
1. Conduit shall be mild steel electrical weld tubing. The outside shall be
galvanized and the inside shall be protected by a coating of zinc or
enamel.
The conduit shall conform in all respects to the National Electrical Code
Article 345 and Underwriters' Laboratories Specifications.
2. The galvanized coat of zinc shall be of uniform thickness applied to
outside surfaces of the conduit, including the threads. The inside surfaces
may be protected by a coating of zinc or corrosion resisting enamel.
3. Each piece of conduit shall be straight, free from blisters and other
defects, cut square and taper reamed, and furnished with coupling in 1 O
foot lengths threaded on each end. ·
4. Couplings shall be applied to one end of each length of conduit and color-
coded plastic thread protectors to the other end. The interior threaded
surface of each coupling shall be galvanized to ensure 100 percent
galvanic protection on all surfaces.
5. The galvanized coating on the conduit shall be sufficiently elastic to
prevent cracking or flaking when a sample of finished conduit is bent 90
degrees at a minimum temperature of 60 degrees F., the inner edge of the
bend having a radius of six times the inside diameter of the conduit.
6. Intermediate metal conduit can be substituted for rigid steel conduit except
where prohibited by the National Electrical Code, for applications above
600 volts, where noted otherwise on the drawings, or for sizes above 2
inches.
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B. Electrical Metallic Tubing
C.
D.
1.
2.
Electrical metal tubing shall be of high grade steel manufactured to
standards which assure maximum welding characteristics and ductility.
E.M.T. shall conform in all respects to the Federal Specification WW-C-
563 and WWT-806B and National Electrical Code Article 348.
The exterior galvanized coat of zinc shall be of uniform thickness applied
by the electrogalvanize process. The interior surface of each tube shall
be uniformly coated with aluminum lacquer or enamel. Further, the E.M.T.
shall be dipped in a chromic acid bath so as to chemically form a
corrosion-resistant protective coating of zinc chromate over the exterior
galvanized surface.
3. E.M.T. may be substituted for rigid steel conduit In ceiling voids and
vertical runs concealed in walls for lighting and receptacles. E.M.T shall
not be run exposed.
Rigid PVC Conduit
1. PVC conduit shall be heavy wall Schedule 40 and rated for service at 90
degrees C., tubing of polyvinyl chloride produced from high impact
unplasticized PVC compound having non-combustible, non-magnetic, non-
corrosive, and chemical resistant properties. Conduit shall conform in all
respects to Federal Specification WC-1094 and National Electrical Code
Article 347.
2. Conduit shall be furnished in 1 0 foot lengths with one coupling applied to
each length. Each length shall be marked with manufacturer's name,
trademark, type and material, and whether it i recognized for use above
or below ground, i.e., use in sunlight.
3. Rigid PVC conduit may be used for outside applications below grade,
only where called for on the drawings. Transition to rigid galvanized steel
prior to turning vertically to rise above grade. (Comply with Paragraph
2.4A.)
Liquid-Tight Flexible Metal Conduit
1. Liquid-tight flex shall be fabricated from a galvanized steel tape which is
spirally wrapped into an interlocked assembly and covered with an outer
liquid-tight, non-metallic, sunlight resistant PVC jacket; and available in
standard conduit trade sizes. Liquid-tight flex shall comply with National
Electrical Code Article 351.
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2. Liquid-tight flex shall be used where necessary to allow for movement or
to localize vibration and Its use shall be limited to trade sizes 1 /2 inch
through 4 Inches no longer than 3 feet in length. Bond jumpers shall be
installed around all liquid-tight flex connections.
2.2 CONDUIT FITTINGS
A. Intermediate Metal Conduits
1. All fittings to be used for steel conduit shall be steel or malleable iron and
shall be of a single manufacturer for a given type of material for the
complete installation.
2. Condulets shall be malleable iron with threaded hubs and shall be supplied
with gasketed stamped steel or malleable iron covers and shall comply
with National Electrical Code Article 370 as manufactured by Appleton.
3. Locknuts shall be steel or malleable iron and shall be used inside and
outside where terminating a conduit in a NEMA 1 or NEMA 12 enclosure.
Bushings shall be steel or malleable iron of the bonding type and with a
nylon insulated throat.
4. Where terminating a conduit in a NEMA 4 enclosure or in areas where
moisture may be present a steel or malleable iron "bullet-type" hub with
a nylon insulated throat shall be used.
5. Where required to facilitate conduit installations malleable iron "Erickson"
coupling may be used. Threadless or set-screw couplings are prohibited.
B. Electrical Metallic Tubing
All fittings to be used with E.M.T. shall be of the steel compression type with a
nylon insulated throat. Setscrews, sock-on, or crimp type connectors will not
be permitted. All fittings will be of a single manufacturer.
C. Liquid-Tight Flexible Metal Conduit
Connectors for liquid-tight flex shall be of steel or malleable iron with a nylon
insulated throat. Connectors shall firmly grip the metal flex as well as the PVC
jacket and shall be furnished with a sealing "O" ring where entering an enclosure
subject to moisture.
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2.3 RACEWAY SUPPORTS
A Conduit Straps
Conduit straps for individually run conduits shall be the same material as the
conduit and shall generally be the parallel or perpendicular beam clamp type
for use on structural steel and one hole pipe strap with spacer for use on flat
wall surfaces such as concrete block walls. Strap iron and other materials not
specifically designed for electrical raceways will not be permitted.
8. Channel Support Systems
Where multiple conduits are run together, or for cable trays and other electrical
equipment supports, the Contractor shall use a channel support system similar
to UniStrut or Kindorf. The channel support system metal shall be compatible
with the raceway metal and the channel support system shall be of a single
manufacturer for the complete installation.
2.4 Acceptable manufacturers of conduit are; O-Z Gedney, Republic, Triangle, American
Brass, or equal.
3.0 EXECUTION
3.1 INSTALLATION
A. Install the conduit in accordance with the manufacturer's recommendations.
B. Install concealed conduits in as direct a line and with as long bends as possible.
Install exposed conduits parallel to or at right angles with the lines of the
building. Route conduit for lighting system between fixtures and from fixtures
to switches so that no supply wires are installed in switch legs. Do not install
conduit under water heaters, boilers and furnaces. Make bends with standard
conduit ells or field bend cc,nduit in accordance with N.E.C. Tables 346-10. All
bends shall be free from dents or flattening. Do not use more than the
equivalent of three quarter bends in any run between terminals at cabinets,
outlets and junction or pullboxes. Conduit should enter through only bottom of
boxes unless otherwise spe,cified.
C. Conduits shall be continuous from outlet to outlet, and from outlets to cabinets,
junction or pullboxes, and 11hall enter and be secured to all boxes in such a
manner that each system shall be electrically continuous from point of service
to all outlets. Terminate all conduits with two locknuts and bushings. Joints
shall be cut square, reamed smooth and drawn up tight. All conduits not
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terminated in metal fittings or metal cabinets and secured with locknuts shall be
terminated with grounding bushings.
Plug the ends of each conduit with an approved cap or disc to prevent the
entrance of foreign material when exposed during construction. Conduit
systems shall be completed and the building shall be enclosed before
conductors are installed.
Securely support all conduit and electrical metallic tubing at intervals not
exceeding eight feet (8'). Straps shall be one hole malleable type. Support
single conduit runs with rod hangers securely anchored to structure. Support
groups of conduit with rod hangers and galvanized racks. Do not use
perforated straps, wire, etc., for supporting conduit. Conduit shall not be
suspended from or fastened to work of mechanical trades or from roof deck.
Conduit shall be six inches (6") clear of heated lines and is not to be installed
directly on heated surfaces.
Electrical work shall not impair the structural strength of the building. Do not
install an excessive amount of conduit in structural members, place sleeves at
stress points, etc. American Concrete Institute Standard 318.71, Paragraph 6.3,
shall govern placement of conduit in concrete construction.
Conduit terminating at equipment mounted on vibration isolators (such as air
handling units and compressors) shall be provided with flexible conduit before
being terminated.
Liquid tight flexible metallic conduit, Anaconda "Sealtite" or equal, shall be used
for connections of motors.
Conduit shall not be run on or supported from mechanical equipment.
Contractor shall locate all underground obstructions that may interfere with his
work. This Contractor shall be held responsible for any damage he may inflict
on other underground systems and shall assume all cost of repairing the same.
Raceway Type Application
Feeders, Branch Circuits, and Systems Conduit:
1. Underground and in or below concrete slabs -PVC rigid non-metallic with
bare ground wire.
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2. Above slab or grade:
a. Exposed interior spaces below 8'-0" -IMC.
b. Exposed interior spaces above 8'-0" form floor -E.M.T.
c. Exposed in wet locations -IMC, or PVC when not subject to
mechanical damage.
END OF SECTION
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SECTION 16120
WIRE AND CABLES
1.0 GENERAL
1.1 DESCRIPTION
1.2
A. This section encompasses the selection and installation of wire and cable for
all types of applications.
B. Work Included
1. Building wire.
2. Instrumentation cable.
3. Connections and terminations.
SUBMITTALS
Provide certified test reports from the cable manufacturer.
1.3 DELIVERY AND STORAGE
A. Provide cable on original reels or in boxes and be new and unused.
B. Store cables in dry protected area and protect cable ends in accordance with
manufacturers recommendations.
1.4 REFERENCES
A. Federal Specifications (Fed. Spec.):
B.
J-C-30A(1) Cable and Wire Electrical (Power, Fixed Installation).
Underwriters' Laboratories, Inc. (UL) Publications:
No. 44
No. 83
Rubber-Insulated Wire and Cables.
Thermoplastic-Insulated Wires.
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No. 493 Thermoplastic-Insulated Underground Feeder and Branch
Circuit Cables.
C. Insulated Power Cable Engineers Association (IPCEA):
No. S-19-81 Rubber-Insulated Wire and Cable for the Transmission and
Distribution of Electrical Energy.
No. S-68-516 Ethylene-propylene-rubber-insulated Wire and Cable for the
Transmission and Distribution of Electric Energy.
No. S-66-524 Cross-linked-thermosetting-polyethylene-insulated Wire and
Cable for the Transmission and Distribution of Electric Energy.
D. National Electrical Manufacturers Association (NEMA):
NEMA WC 3 -Rubber-Insulated Wire and Cable for the Transmission and
Distribution of Electrical Energy.
NEMA WC 5 -Thermoplastic-Insulated Wire and Cable for the Transmission and
Distribution of Electrical Energy.
2.0 PRODUCTS
2.1 MATERIALS
A. Building Wire
1. General Requirements:
a. All wire and cable shall be Underwriters' Laboratories (UL) listed.
In addition to the other standard labeling, all wire and cable shall be
marked UL on the outer surface indicating Underwriters' Laboratories,
Inc., certification.
b. All insulated wire and cable shall conform to the minimum
requirements of Insulated Cable Engineers Association (ICES)
Standards for cable installed in wet locations, with the cable being
subjected to all degrees of moisture. Wire and cable shall comply
with the applicable requirements of the 1984 National Electrical Code
in regard to cable construction and usage.
c. The conductors of wires and cables shall be of copper and having
conductivity in accordance with the standardization rules of the
16120-2
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2.
3.
Institute of Electrical and Electronic Engineers, Inc. (IEEE). The
conductor and each strand shall be round and free of kinks and
defects.
d. Conductors of insulated wires and cables shall be stranded in
accordance with the ICEA Class "B" or "C" Power Cables.
e. Grounding conductors, when insulated, shall be colored solid green.
Single conductors intended for use as a building service neutral shall
be white for 480/2TT volt and gray for 120/240 volt use.
· Single Conductor Lighting. Power and Control Cable
a. 600 Volt. Single Conductor Lighting, Power, and Control Cable: For
600 volt power, lighting, and control service, single conductor wire
shall be stranded soft copper with polyvinyl chloride (PVC) insulation
and nylon jacket, rated 90 degrees C. for dry locations and 75
degrees C. for wet locations, UL listed Type THHN/THWN. Individual
conductors shall be color coded black, red, blue, and white for
277/480 volts, 3 phase, 4 wire building service and brown, yellow,
and grey for 120/240 volts, 1 phase, 3 wire building serve.
b. Individual conductors for 120 volt AC control circuits shall be 14
gage stranded soft copper with cross-linked polyethylene (XLP)
insulation. UL listed Type THHN/THWN. Individual conductors shall
be color coded red with sequential numbers to identify each
conductor within the cable assembly.
c. Individual conductors for 24 volt DC control circuits shall be 16 gage
stranded soft copper with cross-linked polyethylene (XLP) insulation.
UL listed type THHN/THWN. Individual conductors shall be color
coded blue with sequential numbers to identify each conductor within
the cable assembly.
Shielded Instrument Cable
a. Flame retardant shielded cable shall be No. 18 stranded copper
individually insulated. The insulated conductors shall be twisted into
pairs or triples and each pair or triple shielded with an aluminum
mylar shield with a tinned copper drain wire, cable tape, and a flame
retardant PVC jacket. Where multi-pair or multi-triples are required.
the individual shielded pairs or triples shall be cabled together with
an overall aluminum mylar shield with a copper drain wire. The PVC
jacket shall be flame retardant, sunlight and weather resistant, gray.
16120-3
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2.2
4,
5.
b. The color code of each pair shall be black and white (clear). Where
triples are required, colors shall be black, white (clear) and red.
Each pair or triple within a multi-pair cable shall be numbered.
Acceptable manufacturers of wire are Anaconda, Essex, ITT Royal,
Southwire, Triangle, or equal.
Connectors and Terminals
Provide 600V connectors and terminals for all splices and terminal
connections in accordance with the following:
a. For conductor sizes No. 10 AWG and smaller, make all splices and
terminal connections using one or two-piece insulated crimp-type wire
joints, splices and terminals manufactured by one of the following:
1. Burndy Engineering Co. ("lnslugs" and "lnsulinks").
2. Ideal Industries, Inc.
3. Thomas & Betts ("Sta-Kons").
b. Use ring-tongue lugs on all strap-screw device terminals; do not
exceed two lugs per terminal. Do not use crimping tools which are
not specifically designed for the application.
c. For conductor sizes No. 8 AWG and larger, make all splices, taps
and terminal connections using UL listed wrought or cast and
machined high-conductivity copper alloy connectors of the
compression type. Use Thomas & Betts "Color-Keyed" of the 50000
Series and appropriate for intended purposes. Except where
insulated covers are provided, fill voids and irregularities on
connections with "Scotchfil" insulation putty and cover neatly with two
half-lapped layers of Scotch No. 88 insulating tape and 1 half-lapped
layer of friction tape.
IDENTIFICATION
A. Color Coding:
Provide color coding for single conductors as follows:
16120-4
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Phase
480 V.A.C. 3 Wire Power Black
(motor leads)
480 V.A.C. 4 Wire Power Black
(other use)
277 V.A.C. 4 Wire Black
Lighting and Power
120/240 V.A.C. 3 Wire Black
Lighting and Power
120/208 V.A.C. 4 Wire Black
Lighting and Power
120 V.A.C. Control Red•(l)
All Lighting Switch Brown
Switch Legs
All D.C. Control
And Power
Isolating Grounding
Conductor
All Other Grounding
Conductors
Grounded Circuit
Conductor
Blue
Green/Yellow
Green
Phase Phase Neutral
Black Black
Red Blue
Red Blue White
Red White
Red Blue White
White
Orange Yellow
White/Blue Tracer (blue for wires
larger than 16 gage
White
(1) Yellow conductors shall be used in equipment where they indicate
interconnecting wiring controlled by a remote disconnect.
For specified insulations and jackets not manufactured by the selected
manufacturer with integral colors, use conductors with black insulation or jacket
and color code with Scotch No. 35 color-coding tape on each conductor
entering every box, trough, cabinet, and wireway and at intervals not exceeding
5 feet In wireways, trench duct, and other locations where conductors are
continuously accessible and where conductor meets 1984 NEC requirements for
· marking size. Notify Owner in advance where instances of this occur.
16120-5
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B. Conductor Identification
Other than color-coding, conductor identification Is required only when conductor
numbering systems are shown on the Electrical Drawings except that all spares
shall be identified at both ends with origin and sequential identified at both ends
with origin and sequential identification such as "SP-1", "SP-2'', etc.
C. Black shall be used for 120 V.A.C. wiring between circuit breaker and control
panel or device.
3.0 EXECUTION
3.1 INSTALLATION
A. General
Do not pull wire or cable through any box, fitting or enclosure where change
of raceway alignment or direction occurs; do not cut strands from conductors
to less than recommended radius.
8. Wiring in Enclosures
Form and tie in a neat and orderly manner all conductors in panelboards,
cabinets, control panels, motor controllers, wireways and wiring troughs,
providing circuit and conductor identification, using T&B ''Ty-Raps" of appropriate
size and type. Limit spacing between ties to 6 inches and provide circuit and
conductor identification at least once in each enclosure. At the option of the
Contractor and in lieu of using ''Ty-Raps" in lighting and receptacle panelboards,
install 1-1/2 inch wide (minimum) by 3 inches deep Panduit Corporation, Type
"8" Panduct in all gutter spaces with 2" clearance between "Panduct" and circuit
breakers, using proper hardware, covers and fittings.
C. Splice and Tap Boxes
Splice and tap boxes for power circuits, shall be used only where designated
on the drawings and shall be of the type and sizes indicated. Otherwise, all
power wiring shall be continuous, splice and tap free, between equipment.
D. Low Voltage Lighting and Power Cables
1. Install only after completion of work which might cause damage to wires
or conduit.
16120-6
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E.
2,
3.
4.
5.
Clean out or replace conduit in which dirt, water, concrete, or other foreign
matter has been allowed to accumulate, before installing wiring.
Identification of Insulated Conductors:
Mark on outer cover giving voltage, type, and size and identify each end
of each conductor wire marking tape or sleeve.
Splices:
a. No wire splices allowed in entire length of conduit or raceway.
b. Make splices in electrical enclosures.
c. Splice insulation: Equal to original factory insulation.
d. Splicing copper to aluminum: Use aluminum-copper connections;
approved as suitable for the purpose.
Termination of Conductors:
a. Insulated type compression lugs, "Sta-Kon" type by Thomas & Betts.
b. At distribution equipment containing aluminum bus bars; use
aluminum copper lugs rated and approved_ for the application.
c. For lighting and receptacle circuits: "Scotchlox Spring" connectors
manufactured by Minnesota Mining and Mfg. Company.
Instrumentation Cable:
1. Install only after completion of work which might cause damage to wires
to conduit.
2. Clean out or replace conduit in which dirt, water, concrete, or other foreign
matter has been allowed to accumulate, before installing wiring.
3.
4.
5.
Splices: No wire splices allowed in entire length of conduit or raceway.
Provide separate conduit for instrumentation circuits.
Mark on outer cover the service loop number at each end and each
conductor the wire marking type or sleeve.
16120-7
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F. Lace or clip groups of feeder conductors at distribution centers, pullboxes, and
wireways.
G. Use wire pulling lubricant listed by Underwriters Labs for Pulling No. 4 AWG and
larger wire. Do not pull cables through conduit with more than allowable bends
specified in NEC 345-11.
H. Limit the number of conductors in boxes so that the minimum number does not
exceed the number permitted by Tables 370-6 of the National Electrical Code.
I. Support conductors in vertical raceways in accordance with the National
Electrical Code; Cable supports shall be OZ Type "R".
J. Taping:
1. All voids, sharp corners, and bolt projections shall be made smooth by
filling with Okonite or Scotch Fill before applying the laps of tape required
for insulation. All loose strands of wire shall be removed before taping.
Duxseal will not be permitted.
2. Joints and other sections of wiring requiring tape shall be half lap and at
least two layers. Taping shall be neatly done and shall form a permanent
insulation equal in mechanical and electrical strength to the insulation, of
the conductor. Taping shall be as follows:
3. 600 Volt Insulation: A minimum of 1-1/2 lap layer varnished cambric and
2-1/2 lap layers of 3M Company's No. 33 vinyl plastic electrical tape.
4. Motor Terminations (600 Volts): A minimum of 3-1/2 lap layer of varnished
cambric and 1-1/2 lap of friction tape (no rubber) and 2-1/2 lap layers of
3M, No. 88 vinyl plastic electrical tape.
5. All taping, splicing and termination materials shall be furnished by the
Subcontractor.
END OF SECTION
16120-8
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SECTION 16130
BOXES AND ENCLOSURES
1.0 GENERAL
1.1 DESCRIPTION
A. The work includes all junction boxes and pull boxes for all interior, and exterior
locations.
8. The work includes all outlet boxes for all interior, and exterior locations.
1.2 RELATED WORK
Section 16111: Conduit
1.3 REFERENCES
A. National Electrical Manufacturers Association (NEMA) Publications: NEMA #ICS
- 6 Enclosures for Industrial Control and Systems
B. Underwriters laboratories Inc. (UL) Publications: UL-No. 50 Cabinets and Boxes
2.0 PRODUCTS
2.1 MATERIALS
Pullboxes and junction boxes to be hot dipped galvanized steel with screw-on covers.
. .
A.· Boxes shall be U.L. listed, NEMA Type per environment installed in, conforming
to JIC standards.
8. Flush mounted pullboxes shall be provided with overlapping covers, flush-head
cover and plated retaining screws prime coated.
C. Weatherproof Boxes: Where required, provide weatherproof boxes, NEMA
Type 4 enclosures, with gasketed covers and flanges designed to prevent
entrance of rain water.
D. Watertight Boxes: Where required, provide watertight boxes constructed of
galvanized cast iron with gasketed, bolted-on covers, with tapped holes in boxes
or hubs for conduit entrances with integrally cast mounting lugs.
16130-1
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E. All boxes containing terminal blocks shall be NEMA 12 or NEMA 4.
F. All tap and splice boxes in unfinished areas with any dimension over 24 inches
shall be NEMA 12 or NEMA 4.
Pull Boxes for Indoor -Dry Locations
Appleton "PTC" No.
Size Conduit Box Length Galvanized Type
1-1/4"
1-1/2"
2"
2-1/2"
3"
3-1/2"
18"
18"
24"
36"
48"
48"
48"
1211
1212
1223
1244
1812
1813
1814 4"
B. Ex1erior and Underground
For exterior, exposed work pull boxes shall be of NEMA 4 construction and shall
be threaded hub type with gasketed cover and of equivalent lengths as shown
in Table II. For underground runs, pull boxes shall be cast iron galvanized,
sidewalk type, similar to Hope 5800 Series, of length not less than 10 times the
• conduit nominal pipe size.
C. Junction and Terminal Boxes
Junction and terminal boxes for control circuits shall be installed where shown
on Drawings for termination of control wiring. Enclosures for junction and
terminal boxes shall be suitable for the location and environment they are
installed in. Junction and terminal boxes shall not be located in finished room
such as offices. All control wiring shall be terminated on identified terminal
blocks or terminal points for external wiring within equipment. Splicing and joints
are not permitted. Knockout type junction and terminal boxes shall be lift-off
hinges, clamp, chain held type of continuous hinged type of the type
manufactured by the Hoffman Company. (JIC oil tight, NEMA 12) Large
terminal boxes shall be furnished with Panduit Corporation "Panduct" plastic
wiring duct to facilitate easy and neat wiring. All terminal boxes shall have 1 o
percent more terminals than required for wires shown.
16130-2
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D. NEMA 4
Outdoor or indoor junction and terminal boxes where required to be NEMA 4
shall be compression molded fiberglass reinforced polyester material such as
Crouse-Hinds Co. 'Krydon" Type NJB (bonding jumpers required for ground
continuity).
E. Sizing
Junction and terminal boxes shall not be smaller than the sizes as required by
the National Electrical Code, the drawings and as shown in Table Ill. Table Ill
dimensions are minimum and for straight pulls across width dimension. For
angle or "U" pulls, dimensions In excess of those in Table Ill may be required
by National Electrical Code. Subcontractor to furnish boxes larger than those
listed in Table Ill as needed for neat installation of conduit.
JUNCTION OR TERMINAL BOX MINIMUM SIZE
Largest Conduit Minimum Junction or Terminal Box Size
Size H w D
3/4" 4" X 6" X 4"
1" 6" X 8" X 4"
1-1/4" 8" X 10" X 4"
1-1/2" 10" X 12" X -6"
2" 14" X 16" X 6"
2-1/2" 10" X 20" X 6"
3" 20" X 24" X 8"
3-1/2" 20" X 30" X 8"
4" 30" X 36" X 8"
F. Outlet boxes to be hot dipped galvanized steel with screw-on covers.
G. Exposed Wall or Ceiling Mounting: Provide cast ferrous metal boxes with
threaded connections for use with steel conduit in accordance with the following
schedule:
Ceiling Mtd., Steel Conduit
Wall Mtd., Steel Conduit
16130-3
Appleton
Type "JBX"
Type "FS"
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3.0
H. Control cabinets and panels shall be of metal construction, prime coated, finish
painted and of NEMA Type 12.
1.
3.
4.
Cabinets and panels shall be equipped with (padlocking) (key-locking)
regular handle.
Cabinets and enclosures shall come with backplates.
Terminal Strips:
a. Below 150 volts they shall be screw terminal type.
b. Above 150 volts they shall be 250 volt screw terminal type with
barriers between each set of terminals and individual terminal points
for each conductor.
Identifying terminal strips with permanent labels.
5. Provide wiring diagram and panel layout drawing on inside of each cabinet
door showing circuits and conductors connected to the cabinets.
I. Acceptable manufacturers are Hoffman, Appleton, OZ Gedney, or equal.
EXECUTION
3.1 INSTALLATION
A. Clean interior of boxes of moisture, dirt, metal filing or other foreign matter.
B. Assure that all conduit fittings that enter the box are tight and secure.
C. Mount enclosures rigidly and with proper alignment on the building structure,
using bolted connections (welding not permitted).
D. Support pullboxes independently of conduit entering them. Use brackets, rod
hangers, bolt or other suitable supporting methods. Cabinets shall be securely
anchored to the concrete base slab or wall.
E. All holes in cabinet shall have hole seal or louver plate attached.
F. Assure that doors fit snugly, but do not bind.
G. Install appropriately designed pullboxes where indicated on the Plans, and where
necessary to terminat:, tap-off or redirect, multiple conduit runs. In general,
16130-4
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conduit runs or more than 100 feet, or with more than four right angle bends
shall have a pullbox installed at a convenient intermediate location. Locate
pullboxes so that covers are accessible after completion of construction.
Surface Mounted Enclosures: Install all surface mounted cabinets at least 1 inch
off the wall. Use steel supports fabricated from standard rolled structural steel
shapes. Install supports in such a manner as to not block the vertical flow of
air in back of the cabinet.
END OF SECTION
16130-5
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SECTION 16140
WIRING DEVICES
1.0 GENERAL
1.1 DESCRIPTION
This Section encompasses the selection and installation of wiring devices to include:
A. Wall Switches
B. Push Button & Selector Switches
C. Receptacles
D. Cover Plates
E. Electric Heaters
1.2 SUBMITTALS
Product data of all types of items supplied .
1.3 REFERENCES
A Underwriters Laboratories Inc. (UL) Publications:
UL-20 Underwriter's Laboratories General Use Snap Switches.
B. National Electrical Manufacturers Association (NEMA) Publications:
WO 1 General Purpose Wiring Devices: National Electrical Manufacturers
Association Standards (NEMA).
C. American National Standard Institute (ANSI):
C 73 Series American National Standard Institute (ANSI): American
Standards on Plugs and Receptacles.
1.4 RELATED WORK
Section 16130: Boxes and Enclosures.
16140-1
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2.0 PRODUCTS
2. 1 MATERIALS
A. Wall Switches:
1. Lighting and other flush switches shall be specification grade, quiet
operating, toggle type in totally enclosed bakelite base of the following
make and catalog number or approved equal:
Voltage Hubbell
Location Type Rating Color Description Cat. No.
Plant, Single 120-277 Brown Switch, Totally 1221
Shop and Pole Enclosed Tumbler
Operating Type, 20 Amp Spec.
Areas Grade ''T'' rated
Plant, 3-Way 120-277 Brown Switch, Totally 1223
Shop and Enclosed Tumbler
Operating Type, 20 Amp Spec.
Areas
B.
Grade ''T'' rated
2. Reference to Hubbell devices has been used as a means of establishing
the grades and types of devices for use on the project. Comparable
devices of Arrow-Hart, Bryant, Challenger, or Pass & Seymour, Inc. will be
acceptable.
Pushbutton and Selector Switches
1. Pushbutton stations shall be of the oil tight type surface or flush mounted
as specified. The enclosure for surface mounting shall be die cast,
arranged for a threaded conduit entrance. Flush mounted pushbutton
enclosures may be sheet steel. A lockout attachment with provisions for
padlocking Is to be furnished on the stop button to render the control
inoperative with the lockout in -place.
2. Mount selector switches or pushbuttons on starter covers except where
indicated otherwise.
3. The operator button shall be molded bakelit and solid in color through
the material. Painted buttons are not acceptable. Emergency stop buttons
shall be red in color and have a mushroom type head. A suitable and
16140-2
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C.
4.
5.
clearly legible name plate shall be provided for each button to designate
its function.
All contact blocks shall be made of molded high arc resistant material
and shall have a minimum of one normally open an done normally closed
contact with a continuous current rating of 1 O amperes. All terminals shall
be readily accessible. Contact blocks shall be easily changed or be
arranged for the addition on contacts.
Indicating lights shall be of the transformer type with 6 to 8 volt lamps.
6. Acceptable manufacturers are Square-D, Allen-Bradley (Type 800H}, or
equal.
Receptacles
1. Standard Duplex Receptacle: Full gang size, specification grade, polarized,
duplex, parallel blade, grounding slot, rated at 20 amperes, 120 volts, to
conform to NEMA WD-1. Receptacles shall be similar to those as
manufactured by Hubbell or equivalent devices by Bryant, Challenger, or
Arrow Hart.
2. Ground fault receptacle: UL listed Class A with 5 milli-ampere sensitivity
20 ampere 120 vAC rating (grounded}, (ungrounded) NEMA 5-20R.
Manufactured by Hubbell, Square-D, or equal.
3. General Usage and Convenience Outlets:
Usage & Hubbell
Location Type Voltage Color Description Cat. No.
Clean, Flush 120 V Ivory Receptacle, 20 53621
Indoor, NEMA AC amp 3-wire, with 93101
Plant, 5-20R grounding cover plate
Shop & heavy duty grade,
Operating straight blade
Areas (& type, duplex
Offices)
16140-3
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Outside or Surface
Plant and
Operating
120 V
AC
Ivory Receptacle, 20
amp 3-wire
heavy-duty
53621 with
5206WO
cover and
60CM83 box Areas Subject grade straight
blad, corrosion
resistant, duplex
with cover & box
to Hose Down
D. Cover Plates
E.
Provide for standard switches and receptacles.
1.
2.
3.
Impact resistant thermo plastic having rounded edges.
Surface Box Plates: Bevelled, steel, pressure formed for smooth edge to
fit box.
Weatherproof Plates: Cast metal, gasketed for receptacles, provide spring
loaded gasketed doors. Gaskets: Resilient rubber or closed cell foam
urethane.
4. Acceptable manufacturers are Hubbell, Crouse-Hinds, Bryant, or equal.
Electric Heaters
Electric Unit Heaters shall be Chromalox LUH 5 KW horizontal unit heater with
16 gauge reinforced steel construction, steel sheath enclosed non-humming
fintube with base of fins rippled and furnace brazed to sheath with individually
adjustable louvers, with line voltage thermal overheat protection, UL approved
factory assembled and wired, built-in 40° -85°F thermostat with no-heat position,
factory installed power circuit relay, and integral power disconnect switch.
Enclosure shall be chemically treated to resist corrosion with baked enamel
finish. Voltage as indicated on plans.
3.0 EXECUTION
3.1 INSTALLATION
A. All wiring devices shall be of one manufacture and shall be delivered to project
in original cartons. Devices shall be in accordance with Electrical Symbol
Legend.
B. Mounting heights shall be as shown on the plans.
16140-4
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C. Coordinate switch mounting location with architectural detail.
D. The outdoor units to be enclosed in cast aluminum boxes with cast aluminum,
weatherproof cover plates.
E. Provide permanent barriers between adjacent switches on 240 volt service.
END OF SECTION
16140-5
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SECTION 16155
MOTOR STARTERS
1.0 GENERAL
1.1 DESCRIPTION
This section includes all motor starters for all applicators, including separately mounted
starters, and starters Integrally mounted with equipment.
1.2 SUBMITTALS
A. Provide ship drawings for approval for all motor starters not an integral part of
equipment, including outline, mounting dimensions and wiring diagrams.
B. Provide Product Data for approval including:
C.
D.
1.
2.
3.
4.
Outline mounting dimensions and wiring diagrams.
Component layout.
Component product data, including significant electrical design ratings, coil
current data.
NEMA starter size.
5. Control transformer tWA and voltage rating .
6. ·. · Overload relay and overload relay heater data, including significant
electrical design ratings and characteristics.
7. Overcurrent disconnect device data, including significant design ratings.
Provide typical test report data for all starters not an integral part of equipment.
Provide operation and maintenance data, including renewal parts for all starters.
16155-1
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1.3 PRODUCT HANDLING
A. Protection
Motor starters shall be constructed and packaged to withstand all stresses
induced in transit and during Installation.
B. Replacement
In the event of damage, immediately make all repairs and replacements
necessary to the approval of the Engineer and at no additional cost to the
Owner.
1.4 REFERENCES
2.0
2.1
National Electrical Manufacturers Association (NEMA) Publications:
No. ICS-1
No. ICS-2
PRODUCTS
MATERIALS
General Standards for Industrial Control and Systems.
Industrial Control Devises, Controllers and Assemblies.
A. Full Voltage Combination Magnetic Starters
1. Motor starters shall be across-the-line magnetic-type rated in accordance
with NEMA Standards, sizes and horsepower ratings. Enclosures shall be
NEMA Type I, unless otherwise specified, and shall be of sufficient size
to contain circuit breaker, contactors, overload relays and control
transformer. The enclosure cover shall be hinged and shall contain the
reset button of the overload relays.
2. As a disconnecting means, combination starters shall be provided with a
thermal-magnetic circuit breaker in a molded plastic case, mechanically
Interlocked to prevent the enclosure door from being opened with the
circuit breaker In the ON position.
3. Circuit breaker operator mechanism shall be mechanically interlocked so
that the enclosure door cannot be opened with the circuit breaker in the
CLOSED position. Provision shall be made to lock switch operation
mechanism in the OFF position and shall accommodate three padlocks
having a minimum of 5/16" diameter hasps.
16155-2
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4. Contactors shall be 600 volt, 3 phase, 60 cycle, NE.MA sized and provided
with 120 volt operating coils, shall be line voltage type, energized by a
relay with 120 volt operating coil.
5. Main line contacts shall be silver-coated, double break type with arc
barriers of heat resistant Insulation compound between breaker contacts.
One auxiliary contact, unless otherwise specified or required, shall be
provided and wired Into the control circuit to provide under-voltage
protection. All parts shall be readily accessible from the front for ease of
maintenance or repair.
6. All starters shall have thermal, Inverse, time-limited overload protection in
each ungrounded phase. The overload reset shall be of the manual bi-
metallic ambient temperature compensated external reset type or the
melting alley had reset type sized per NEC requirements for the specified
motor Involved. Removal of the heater module shall render the starter
inoperable.
7. Coils shall be of molded construction through NEMA size six. All coils
shall be replaceable from the front without removing the starter from the
panel.
8. NEMA Size O through 6 starters shall be suitable for the addition of the
least four external electrical Interlocks of any arrangement shall be field
convertible.
9. Starters shall have control transformers with line voltage primary and 120
volts fused secondary. The primary leads shall be wired to the load side
of starter disconnect switch. The secondary X2 lead shall be grounded.
10. Selector switches and pushbuttons shall be flush mounted in starter covers
where specified.
11. All starters shall have one additional N.O. and N.C. auxiliary ·contact.
12. Starters shall be front wired and conductors no smaller than No. 12 A.W.G.
All terminals shall be legibly marked and connections to terminals made
with solderless connectors. A wiring diagram of starter with all terminals
identified shall be provided and attached to the inside of starter door.
13. Mechanical interlocks shall be provided to prevent access to live electrical
parts by unauthorized personnel without the use of a suitable screw-driver
when switch is in ON position.
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14. The acceptable manufacturers are; Square D Company, Westinghouse
Company, ITE, Allen Bradley Company, Cutler-Hammer Company, General
Electric Company, or equal.
3.0 EXECUTION
3.1 INSTALLATION
A. Install In accordance with manufacturers recommendations and applicable
codes.
B. Select and install overload relay heaters to provide proper motor overload
protection in all phases In accordance with NEC considering motor service
factor, temperature rise, ambient temperatures and other applicable factors.
C. Wire equipment as shown on the Plans. Prior to starting motor and equipment
wiring, the Electrical Contractor shall verify the sizes and control schemes of the
motors and equipment with the various contractors supplying equipment.
D. All materials shall be new and of the best of their kinds and all labor shall be
performed · by skilled mechanics under the direction of a competent
superintendent approved by the Engineer.
E. In the event of discrepancy, immediately notify the Engineer. Do not proceed
with the installation in areas of discrepancies until all such discrepancies have
been fully resolved.
END OF SECTION
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SECTION 16159
VARIABLE FREQUENCY MOTOR CONTROLLER
1.0 GENERAL
1. 1 DESCRIPTION
This Section includes the furnishings and installation of a variable frequency motor
controller.
1 .2 .SUBMITTAL$
A
B.
Provide shop drawings for approval, including outline, mounting dimensions and
wiring diagrams.
Provide Product Data for approval including:
1. Outline mounting dimensions and wiring diagrams.
2. Component layout.
3.
4.
Component product data including significant electrical design ratings, coil
current data.
NEMA starter size.
5. Control transformer ~A and voltage rating.
6. . Overload relay and overload relay heater data including significant
electrical design ratings and characteristics.
7. Overcurrent disconnect device data including significant design ratings.
C. Provide operation and maintenance data including renewal parts for all starters.
1 .3 WARRANTIES
All motor starters to be fully warranted against dE fective workmanship and materials
for a period of one (1) year from date of installation.
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1.4 START-UP AND OPERATOR TRAINING
The services of a competent experienced factory representative shall be provided to
supervise start-up end Instruct the Owner's operating personnel. Scheduling and
coordination of this service shall be. by written request of the Engineer. This does not
include travel to end from job site.
2.0 PRODUCTS
2.1 MATERIALS
A.
8.
C.
D.
The variable frequency controller must provide a ramped start and must be
capable of operating with any standard NEMA design motor of the specified
horsepower. The unit must be self-contained and house the logic board, power
switches heat sinks, motor overload protection, control power transformer, and
disconnect means in one enclosure.
The variable frequency drive provides speed and torque control of NC three
phase motors. The unit is software controlled PWM Sinewave System. It varies
the number of pulses in en inverse relationship to the frequency, therefore
always providing an accurate sinewave current waveform that removes torque
pulsation and vibration and allows control form 2Hz to 63Hz.
Unit shall be rated for 3 HP at 460 volts.
Variable Frequency Controller
1. Converter: Shall convert incoming fixed voltage and frequency utility
power to a controlled voltage D-C power. The converter section shall be
of modularized construction to allow easy access plus removal and
replacement of all power semi-conductors and filter components.
2. Inverter:
a. Inverter shall invert controlled D-C voltage into a six-step adjustable
voltage and frequency output for complete motor control from 10%
to 110% of base speed. The inverter section will be of modularized
construction.
b. Inverter six-step output will be generated by 900 volt power
transistors. The number of inverter power transistors shall be limited
to a total of six (6) devices.
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3.
c. Firing of Inverter power switches shall -be controlled via six (6)
separate and Identical transistor base drive boards.
Regulator:
a. Regulator shall control converter and inverter functions and interlace
with external speed commands and on-off circuitry.
b. Regulator shall consist of three (3) 44-pin gold plated plug-in type
printed circuit boards with rigid metal faceplates, easily identifiable
via clear markings. The metal faceplates shall be securely fastened
to the regulator rack by means of two screws.
4. Enclosure:
5.
a. Enclosure shall require front access only with top or bottom cable
entry.
b. NEMA 12 ventilated, wall mounted enclosure shall be standard for
. AFC ratings of 1 through 25 horsepower.
The AFC controller shall include the following protective circuits and
features:
a. Center-off IET (instantaneous electronic trip) which clamps firing
circuit of converter and inverter sections ii the following faults should
occur:
(1) 110% of the controller maximum sinewave current rating is
exceeded.
(2) D-C bus voltage exceeds 650 volts -460 VA-C input.
b. D-C disable which clamps firing of converter section ii the following
faults occur:
(1) Low input line voltage.
(2) Loss of an input phase.
c. Desaturation circuit to drive inverter section transistor base current
to zero In event of switch overcurrent.
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6.
d. D-C bus discharge circuit for protection of operating and service
personnel.
e. Five-cycle regulator control power dip ride-through.
f. The AFC, when unloaded, shall accept line notches of at least
200,000 volt-microseconds.
g. DV/DT and DI/DT protection for converter semi-conductors.
h. Insensitive to incoming power phase sequence.
i. LED monitor lamps for each Inverter power stage.
j. LED status indicator on regulator, printed circuit board faceplates.
k. Fast acting current limiting input fuses.
I. Isolated 24 VD-C operator controls for increased safety.
m. All live power equipment shall be covered by protective shields to
ensure the safety of operating personnel.
n. Metal oxide varistors.
The AFC shall have the following adjustments available via potentiometers
located on the faceplate of a single, regulator printed circuit board.
a. Maximum frequency -45 to 66 Hz.
b. Minimum frequency - 6 to 35 Hz.
c. Acceleration - 2 to 20 seconds.
d. Deceleration - 2 to 20 seconds.
e. Volts/Hertz, 460 VA-C • 5.12 to 15.34V/Hz.
f. Voltage Offset - 0 to 20 volts for 230 volt controllers; o to 30 volts
for 460 and 575 volt controllers.
g. Stability.
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7.
8.
9.
The AFC shall be designated and constructed . to operate within · the
following service conditions.
a. Elevation -to 3300 ft. without derating.
b. Ambient Temperature Range -o·c to 40"C.
c. Atmosphere -non-condensing relative humidity to 95%.
d. A-C Line Voltage Variation -5% to 10%.
e. A-C Line Frequency Variation -.2 Hz.
Stall Protection:
If the Inertia of the load is high for the motor HP or the ramp acceleration
time is too short, then a stall-prevention circuit automatically extends this
time. Should the overcurrent levels still exceed the maximum setting, the
unit will shut down and indicate the reason for the shut down on the
display.
Power Factor Control
I The unit maintains the power factor at 0.96 minimum.
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10. AFC general options and modifications shall include:
a.
b.
C.
Input Disconnect -
(1) (Circuit breaker) shall provide a positive disconnect between
the controller and all phases of the incoming A-C line. This
disconnect shall be designed to mount inside the controller
enclosure and include a mounting bracket and through-the-
door interlocking handle with provisions for padlocking.
. (2) The basic switch shall be thermal magnetic, molded case circuit
breaker.
Motor Overload: Shall contain a thermal overload relay designed to
protect one A-C motor, operated on AFC enclosure.
Full-nme Current Limit: shall provide the AFC with current limit
control of both motoring current and regeneration current. The
adjustmen.t range of the motoring current control shall be
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3.0
3.1
approximately 50 to 110% of the controller maximum sinewave rating.
Regenerating current limit shall be 80 to 110%.
d. Provide an external potentiometer to control the unit over the entire
speed range.
e. 115 VA-C Control: shall be used to start, stop and other control
functions.
f. Output Contractor: shall provide a positive disconnect (contractor)
between the output terminals of the AFC controller and the motor
being controlled. When an AFC stop command is Initiated, the
contractor shall Immediately open if coast-to-rest operation is
selected. If ramp-to-rest operation Is selected, the AFC, upon stop
command, shall first bring the motor to a controlled stop after which
the contractor drops out. In either mode of operation, when start
command is Initiated, the contractor shall first close before the AFC
converter or inverter sections begin operation.
E. Manufacturer shall be Allen Bradley, Eaton, Reliance, or approval equal.
EXECUTION
INSTALLATION
A. Install in accordance with manufacturers recommendations and applicable codes.
B. Select and install overload relay heaters to provide proper motor overload
protection in accordance with NEC considering motor service factor, temperature
rise, ambient temperatures and other applicable factors.
C. Connect controls in accordance with wiring diagrams.
END OF SECTION
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I 1.0 GENERAL
1.1 DESCRIPTION
SECTION 16160
PANEL BOARDS
I This section encompasses the selection and installation of circuit breaker panelboards,
and their circuit breakers.
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1.2 SUBMITTALS
A. Shop drawings for panel.
B. Product data on circuit breakers.
1.3 REFERENCES
A. Underwriters' Laboratories, Inc. (UL) Publications:
No. 50 Cabinet and Boxes, Electrical.
No. 67 Panelboards.
No. 489 Molded Case Circuit Breakers and Circuit Breaker Enclosures.
B. National Electrical Manufacturers Association (NEMA) Publications:
No, PB-1 Panelboards.
No. AB-1 Molded Case Circuit Breakers.
2.0 PRODUCTS
2.1 MATERIALS
A. Circuit Breaker Panelboard
1. Furnish and install distribution and power panelboards as shown on the
plans. Panelboards shall be dead-front, safety type equipped with thermal
magnetic, molded case circuit breakers of frame and trip ratings as shown
on the schedule. Provide Type 1, Class I, UL listed.
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2. Panelboard bus structure and main lugs or main breaker shall have current
ratings as shown on the drawings. Bussing and neutral shall be fully rated
and same size throughout. All sections and branch units shall be bussed
directly to bus structure. Main bus to be silver plated copper. Buses to
be rated for the available short circuit current, but not less than 22,000
amperes symmetrical.
3. Neutral Bus: Neutral bussing on panels shall have a suitable lug for each
outgoing feeder requiring a neutral connection.
4. Ground Bus: All panels shall be furnished with a bare equipment ground
bus. The ground bus shall be of copper and 1/4 inch by 2 inch minimum
size, properly bonded to the housing. Suitable lugs shall be provided for
termination of each equipment ground conductor.
5. Panelboard assembly shall be enclosed in a steel cabinet. The rigidity
and gauge of steel to be as specified in UL Standard 50 for cabinets.
The size of wiring gutters shall be in accordance with UL Standard 67.
Recessed cabinets to be equipped with spring latch and tumbler lock on
door of trim. Doors over 48" long shall be equipped with three-point latch
and vault lock. All locks shall be keyed alike. End walls shall be
removable. Fronts shall be of code gauge, full finished steel with rust-
inhibiting primer and baked enamel finish.
6. Phase Sequence: Bus bar connections to the branch circuit shall be the
'distributed phase" or "phase sequence" type. Single phase, 3-wire
panelboard bussing shall be such that any two adjacent single-pole units
are connected to the opposite polarities in such a manner that 2-pole units
can be installed in any location. Three phase, 4-wire bussing shall be
such that nay three adjacent single-pole units are individually connected
to each of the three different phases in such a manner that 2 or 3-pole
units can be installed in any location.
7. Circuit Numbering: Panelboard circuit numbering shall be such that
starting at the top, odd numbers shall be used in sequence down the
left-hand side and even numbers shall be used in sequence down the
right-hand side.
8. Terminals: Terminals for feeder conductors to the panelboard mains and
neutral shall be UL listed as suitable for type of conductor specified and
shall be T & B 54000 Series where possible. Terminals for branch circuit
wiring, both breaker and neutral, shall be UL listed as suitable for the type
of conductor specified.
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B.
9. Directory: A directory holder with glass or heavy plastic plate and metal
frame shall be mounted inside of each door with a neatly typed directory
· properly identifying each circuit as shown on Panel Schedule Drawings.
1 o. All panelboards shall be completely factory assembled with molded case
circuit breakers. Provide mounting brackets, busbar drillings, filler pieces
for unused spaces and ground bus.
Circuit Breakers
1. Breakers shall be of the type, rating, number of poles, size, and
interrupting capacity specified or required for the environment, location,
application and load served.
2. Molded Case Circuit Breakers: Molded case circuit breakers shall be
circuit interrupting devices which will operate both manually for normal
switching functions and automatically under overload and short circuit
conditions. Circuit breakers shall provide circuit and self protection when
applied within rating.
3. Operating and Switching Mechanism: The operating mechanism shall be
entirely trip-free so that the contact cannot be held closed against an
abnormal over-current or short circuit condition. The switching mechanism
shall be quick-make, quick-break type.
4. Overload and Short Circuit Protection: The operating handle of the circuit
breaker shall open and close all poles of a multipole breaker
simultaneously. The breakers shall meet applicable NEMA and UL
Specifications. Each circuit breaker shall have a trip unit to provide
overload and short circuit protection. The trip unit for each pole shall
have elements providing inverse time delay under overload conditions
and instantaneous magnetic tripping for short circuit protection. The trip
element shall operate a common trip bar which shall operate all poles in
case of an overload or short circuit through any one pole. Automatic
tripping shall be clearly indicated by handle position.
5. Ground fault interrupting type shall be on circuits where receptacles are
outdoors or in wet areas. Provide locking devices for 20% of the circuit
breakers. Mnimum circuit trip rating shall be 20 amps for power and
lighting.
6. Applications: For the applications listed, molded case circuit breakers
shall be rated as follows:
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C.
Ampere
Service Range
120/240 15-100
480 15-100
Manufacturers
Interrupting Capacity
in RMS Symmetrical Amperes
Usage (Based on NEMA Test}
Lighting or
Receptacle
Panels
Distribution
10,000
65,000
Panelboards shall bear the UL label and conform to latest NEC requirements.
Panelboards shall be Square D, General Electric, ITE, Westinghouse or approved
equal.
3.0 INSTALLATION
3.1 Installation shall be in accordance with NEC, as shown on the drawings, and as
herein specified.
3.2 Balance the loads on all phases and re-arrange branch circuiting if required, for
balancing.
3.3 Flush mounted panel shall have tubs set into walls square with building lines and front
panel and trim will match with tub and wall.
3.4 All panels shall be so mounted that the lope is no more than 72" above the finished
floor line.
3.5 Each panel shall be provided with a neatly typed directory identifying its circuit
connections. Panels shall be identified with one (1 ") inch letters as per designations
on drawings, stencilled in white paint on the inside of the cover.
END OF SECTION
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SECTION 16170
MOTOR & CIRCUIT DISCONNECTS
1.0 GENERAL
1.1 DESCRIPTION
1.2
This section encompasses all motor and general circuit disconnects including
separately mounted disconnects and those mounted in motor control centers,
panelboards and switchboards.
SUBMITTALS
A. Provide shop drawings for approval for all disconnects including separately
mounted disconnects and those mounted in motor control centers, panelboards
and switchboards.
B. Provide product data for approval for all disconnects not an integral part of
equipment.
C. Provide typical test report data for all disconnects outlined above.
D. Provide operational and maintenance data including renewal parts for all
disconnects.
1.3 RELATED WORK
Not used.
1.4 REFERENCES
A. Underwriters Laboratories Inc. (UL):
No. 98 Enclosed Switches.
B. National Fire Protection Association (NFPA):
No. 70 Nationa! Electrical Code (NEC).
C. National Electrical Manufacturers Association (NEMA):
No. KS 1 Enclosed $witches .
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2.0 DISCONNECT SWITCHES
2.1 The disconnect switches shall be safety type, NEMA type HD, Class R horsepower
rated, industrial type U.L. listed. Provide with quick-make, quick-break operating
handle, and mechanism forming an integral part of the box, not in the cover. The
switches to have dual cover interlock to prevent unauthorized opening of door in the
"ON" position or closing mechanism with door open. Handle position shall indicate
if switch is ON or OFF. Switches shall have removable arc suppressors, where
necessary to permit easy access to line-side lugs. Lugs shall be UL listed for
aluminum and/or copper cables and front removable. All current carrying parts shall
be plated.
2.2 The covers on NEMA 12 and 4 enclosures shall be attached with pin type hinges and
on NEMA 3R enclosure covers to be securable in open position. The disconnect
switch type enclosures shall be made of the following steel: NEMA 4: Code gauge
(UL 98) sheet steel, NEMA 12: Code gauge (UL 98) sheet steel, NEMA 3R: Code
gauge (UL 98) galvanized steel. All enclosures to be given a rust-inhibitive phosphate
treatment and then a coat of baked-on-gray enamel.
2.3 Provide fusible disconnect switches with fuse clips and fuses which have adequate
interrupting capacity for the application and have an adequate short circuit current
withstandability rating to match or exceed the expected forces from the expected short
circuit current.
2.4 Disconnect switches shall be provided with lugs suitable for. the conductors used.
2.5 Pad-locking provisions shall be provided for padlocking in the OFF position with one
or more locks or lockable hasps.
2.6 Acceptable manufacturers are Square-D, General Electric, Westinghouse, ITE, or equal.
3.0 INSTALLATION
3.1 Install motor and circuit disconnects in accordance with manufacturers
recommendations and applicable codes.
3.2 Disconnect switches for motors rated 1/3 HP and less may be a general use switch.
Disconnect switches for motors 1/2 HP and larger shall be heavy duty switches similar
to Square "D" Type H heavy duty line.
END OF SECTION
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SECTION 16450
GROUNDING SYSTEM
1.0 GENERAL
1.1 DESCRIPTION
This section covers the selection and installation of the equipment for an effective
grounding system.
1.2 SUBMITTALS
A. Certified test reports on cable and ground rods.
B. Ground resistance tests.
1.3 REFERENCES
A. Institute of Electrical and Electronics Engineers:
IEEE Standard 142-1972 -Grounding.
B. National Fire Protection Association (NFPA) Publications:
N.E.C. Article 250.
C. Underwriters Laboratories Inc. (UL) Publications:
UL-No. 467.
2.0 PRODUCTS
2.1 MATERIALS
A. Ground rods shall be 3/4" x 10'-0" long, copperweld, sectional type, steel core
with thick copper covering inseparably welded together.
B. Ground Connections:
1. Shall be thermo weld when concealed (Thermal Fusion).
2. Shall be mechanical where exposed to view.
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C. Grounding electrode shall be soft drawn copper sized in accordance with Table
250-94 of N.E.C. stranded except solid where penetration concrete surface.
D. Acceptable manufacturers are Cadweld, 0-2 Gedney, or equal.
3.0 EXECUTION
3.1 INSTALLATION
A. Ground all metallic conduits, supports, cabinets and equipment in accordance
with the National Electrical Code. Ground wire shall be of the same kind and
quality as other conductors in the building, shall be placed in steel conduit runs
as specified for branch circuits, and shall be sized to meet the requirements of
the National Electrical Code.
B. Test ground resistance with a ground meter of bridge type and report results
to Engineer. Drive additional rods as directed by Engineer. Additional rods will
be paid for as an extra. The system resistance should not exceed 5 Ohms.
Individual ground rod resistance should not exceed 25 Ohms under dry
conditions.
C. Ground Rod Installation: Drive each rod vertically for not less than ten feet.
Multiple rods: Where required to obtain the specified ground resistance, install
multiple rods. Where rock prevents the driving of vertical ground rods, install
grounding electrodes in horizontal trenches to achieve the specified resistance.
D. Grounding conductors shall be attached to equipment by means of approved
copper alloy solderless grounding lugs or clamps which shall be attached to the
equipment and the grounding point by means of hexhead cap screws or
machine bolts after the contact surfaces have been cleaned to bright metal.
E. Ground conductors run in conduit with circuit conductors shall be securely
connected inside the junction boxes or enclosures. Splices in ground
conductors shall be made by the "Cadweld" process by Erice Products, Inc.,
Continental Industries ''Thermoweld", or equal.
F. Ground straps shall be supported at intervals not exceeding two (2) feet by
means of round head bronze machine screws and approved type anchors.
G. Flexible or nonmetallic conduit will not be approved for continuity in a grounding
system. A separate ground wire shall be installed and bonded to conduit
system on both sides of flexible conduit. A separate ground wire shall be
installed in all non-metallic conduit.
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H. All power feeds to panels, motors, etc. shall contain a ground conductor sizes
according to the N.E.C. The conduit system shall not be considered an
acceptable ground.
I. Power Conductors Supplying Equipment: A copper grounding conductor must
be run inside the conduit or raceway, enclosing the power conductors supplying
the equipment, or in case of a multi-conductor power cable, must be located
within the sheath.
J. Connect At Source: Ground conductors in power cable or ground wire in
conduit shall always be connected directly to station ground at the source end,
and to motor frame or equipment enclosure and/or equipment ground bar at the
equipment end.
K. Motors: The Contractor shall drill and tap holes and install a servit post within
the terminal box enclosure for connection of ground wires furnished in power
cables or ground wires furnished in power cables or ground wires in conduits.
The terminal box screws shall not be used for this purpose.
L.
M.
Equipment Frames
Frames of transformers, motor control centers, and other electrical apparatus
will be connected to the grounding system. Neutrals of service transformers
shall be connected to the grounding system.
Metallic Raceways
All metallic conduits and wiring channels must be bonded at each end to the
grounding conductor with a good electrical connection.
N. Identification
Where circuits consist of two or more power conductors in a conduit or wiring
channel, the grounding conductor, in general, will be one standard wire size
smaller than the power conductor, but in no case smaller than No. 12, or larger
than No. 4/0. The grounding conductor shall be stranded and covered with a
green jacket. Grounding conductors for control and instruments should normally
be No. 14 AWG terminated with a T&B Type RB ring tongue terminal.
END OF SECTION
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SECTION 16460
TRANSFORMERS
1.0 GENERAL
1.1 DESCRIPTION
This section encompasses the selection and installation of all types of transformers
that shall be used on this job.
1.2 SUBMITTAL$
1.3
Shop drawings shall be submitted to the Engineer for his review prior to shipment of
the unit.
REFERENCES
A National Fire Protection Association (NFPA) Publications:
No. 70 National Electrical Code (NEC).
B. National Electrical Manufacturers Association (NEMA) Publications:
No. ST 20 Dry-type Transformers.
No. TRI Transformers, Regulators, and Reactors.
C. American National Standards Institute (ANSI) Publications:
C57.12.00 General Requirements for Distribution Power, and Regulating
Transformers and Shunt Reactors.
1.4 SHIPPING
All shipping braces and supports shall be clearly identified for removal before
energizing.
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2.0 DRY TYPE TRANSFORMERS
2.1 'tWA sizes and voltages shall be as shown on the electrical plans. Primary taps shall
be full capacity, with a minimum of 2 -2-1/2% above and below rated voltage. Single
phase transformers 167 'tW A and smaller and three (3) phase transformers 500 'tW A
and smaller shall be UL listed and labeled.
2.2 The completed coils shall be constructed of copper, pre-heated, vacuum-impregnated
with non-hygroscopic, thermosetting insulating varnish, and then thoroughly baked.
This process shall completely seal the coils against moisture, and eliminate any voids
which could create hot spots, or cause corona formation.
2.3 The transformer cores are to be constructed of high grade, non-aging silicon steel
laminations with high magnetic permeability, low hysteresis and eddy current loses.
Magnetic flux densities are to be kept well below the saturation point to allow for a
minimum 10% overvoltage excitation. The core laminations shall be clamped together
with heavy, structural steel angles.
2.4 The enclosure shall be constructed of heavy gauge sheet steel. All ventilating
openings shall be in accordance with NEMA and National Electrical Code standards
for ventilated enclosures. Large enclosures are to be provided with lifting devices
bolted or welded to the base structure, and shall have jacking pads designed to be
flush with the enclosure. The base is to be constructed of structural steel members
to permit skidding or rolling in any direction. The enclosure is to be cleaned,
phosphatized, primed and finished with grey, baked enamel.
2.5 The sound levels shall be guaranteed by the manufacturer not to exceed the following
values:
0 to 9 'tWA -40 DB; 10 to 50 'tWA -42 DB.
2.6 Provisions shall be made to completely isolate the core and coil from the enclosure.
There shall be no metal-to-metal contact. Rubber vibration isolating pads shall be
installed by the manufacturer between the core and coil and the enclosure. The core
shall then be visibly grounded to the ground bus or ground pad by means of a
flexible grounding conductor sized in accordance with applicable NEMA, ANSI, and
NEC standards.
2.7 Insulation:
A. 1 'tWA through 15 'tWA should be insulated with a 185'C insulation system
designed not to exceed 115'C rise above a 40'C ambient temperature under
full load.
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B. 25 ~A and above should be insulated with a 22o·c insulation system designed
not to exceed 1so·c rise, above a 4o•c ambient temperature under full load.
2.8 All single phase transformers up through 37.5 ~A and all three phase up through
112.5 ~A shall be constructed for universal mounting, i.e., for direct wall, ceiling for
floor mounting in any required position without auxiliary brackets.
2.9 All cabinet type transformers shall have the core and coil mounted above the base
in order to provide space at the transformer enclosure so that wiring is never exposed
to temperature higher than the ambient temperature.
2.1 o Metal nameplates marked in accordance with NEMA Specifications shall be
permanently attached to the transformer in a readily accessible position.
2.11 Acceptable manufacturers are; Square-D (Sergei Electric Corporation), Westinghouse,
General Electric Co., ITE-Gouid, Sylvania, or equal.
3.0 INSTALLATION
3.1 Wall mounted or bracked mounted dry transformers.
A. Mount with sound-absorbing spacers and backing.
B. Make all connections to transformers with flexible conduit.
3.2 All transformers must have adequate provision for safe moving of the unit without
damaging its enclosure. Transformers weighing 250 pounds or more must be
constructed so that they can be lifted by either a hoist or a standard lift truck.
END OF SECTION
16460-3
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SECTION 16500
LIGHTING
1.0 GENERAL
1.1 DESCRIPTION
This section includes the furnishing, installation and connection of all building lighting.
1.2 SUBMITTALS
A. Provide shop drawings for approval for all building lighting units, Including
construction details outline and mounting dimensions, ballast performance data,
and lighting efficiency tables.
B. Provide product data for all building Interior lighting units.
C. Provide lighting level test results after installation that shall be certified as correct
by the Contractor and shall include the method use and type, make and serial
number of the meter used.
1.3 REFERENCES
A. Federal Specification (Fed. Spec.):
B.
C.
W-F-412E
W-F-1662A
Fixtures, Lighting, Incandescent Lamp Industrial.
Fixture, Lighting (Fluorescent, Alternating Current Recessed and
Surface Ceiling).
American National Standards Institute (ANSI) Standards:
C-81
C-82
Electric Lamp Bases and Holders.
Lamp Ballasts.
Underwriters' Laboratories, Inc. (UL) Publications:
No. 57
No. 496
Electric Lighting Fixtures.
Edison-Base Lampholders.
16500-1
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1.4 WARRANTIES
A. All Interior lighting units shall be fully warranted against defective workmanship
and materials for a period of one (1) year from date of shipment.
B. All interior lighting levels shall equal or exceed the lighting levels shown as
tested with a light meter at three points in the room.
2.0 LIGHTING FIXTURES
2.1 Shall conform to the detail drawings, NEC Article 410 and the UL-57, "Electrical
Lighting Fixtures". Provide UL approval and labeling.
2.2 Shall be formed to prevent warping and sagging. Housing, trim and lens frame shall
be true straight (unless intentionally curved), and parallel to each other as designed.
2.3 Furnish and install lamps of the proper type, wattage and voltage rating in each
lighting fixture. Incandescent lamps shall be for 120 volt operation unless otherwise
noted. Fluorescent lamps shall have standard cool-white color characteristics except
as otherwise noted. Lamps shall be Sylvania, General Electric or Westinghouse.
2.4 LAMP SOCKETS
A. Fluorescent: Shall be the biting edge type or phosphorous-bronze with silver
flash contact surface type and shall conform to the applicable requirements of
UL 496.
B. Incandescent: Shall have porcelain enclosures and conform to the applicable
requirements of UL 496.
C. High Intensity Discharge (H.I.D.): Shall have porcelain enclosures and conform
to the applicable requirements of ANSI C-81.
2.5 Florescent fixtures with louvers or light transmitting panels shall have hinges, latches
and safety catches to facilitate safe, convenient cleaning and relamping. Vapor-tight
fixtures shall have pressure clamping devices in lieu of the latches.
2.6 METAL COMPONENTS
A. The manl;Jfacturer shall apply his standard finish (unless otherwise specified)
over a corrosion resistant primer, after cleaning to free the metal surfaces of
rust, grease, dirt and other deposits. Fixture finish shall be free of stains of
evidence of rusting, blistering, or flaking.
16500-2
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B. Interior light reflecting finishes shall be white with not less than 85 percent
reflectances except where otherwise shown on the drawings.
2.7 LENSES AND DIFFUSERS
Shall be 100 percent virgin acrylic plastic or water white, annealed, crystal glass.
Unless otherwise specified, lenses and diffusers shall be retained firmly in a metal
frame clips or clamping ring in such a manner as to allow expansion and contraction
of the lens without distortion of cracking.
2.8 Ballasts used in florescent fixtures shall be Class "P", low temperature operation, high
power factor, energy efficient watt miser type, CBM certified by ETL and UL listed, and
shall be of proper voltage for circuit to which fixture is connected. Wherever possible,
ballasts shall have a Class A rating, the best rating available shall be furnished.
Provide with automatic resetting, Internal, thermal protection.
2.9 All high intensity discharge ballasts shall be listed and labeled by U.L., high power
factor, regulator, auto regulator, or reactor type as shown on the schedule and shall
start the lamp down to 2o·F ambient temperature.
2.1 o All ballasts for florescent, metal halide or mercury vapor fixtures with a supply voltage
of more than 150 volts to ground shall be furnished with an in-line fuse, Bussman or
equal.
2.11 Manufacturers of all lighting fixtures as shown on the Plans and as listed in the fixture
legend. On any proposed substitute to the specified item, it shall be the responsibility
of the contractor to show proof to the engineer that the proposed substitute is equal
to the specified item by making written evaluation comparisons on material,
performance, workmanship, maintenance features, energy use, durability, appearance
and the effect on compatibility with the other elements of the system in which the item
will be us.ed.
2.12 This work includes the furnishing of all labor, materials and equipment for the
complete installation of the fixtures, including the furnishing and installation of all
mounting accessories (i.e., stems, plaster frames, etc.), whether these items are
specifically mentioned or not.
3.0 INSTALLATION
3.1 Installation shall be in accordance with the NEC, and as shown on the drawings.
Install luminaries securely in precise alignment with axes level and plumb and with
symmetrical spacing.
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3.2 Install fixtures in a workmanlike manner. Install outlets, surface-mounted, recessed
or semi-recessed fixtures to maintain the alignment, spacings, layout and general
arrangement shown on the Plans; obtain approval of Engineer for any changes in
layout required to avoid Interferences with other trades. Surface fixtures shall be
securely mounted and shall not rotate on single box connections. Additional fastening
shall be installed by the Contractor, if necessary, to secure fixture.
3.3 Deliver lamps to the project in the original cartons and install in the fixtures just prior
to the completion of the project. At the option of the Contractor, the permanent
fixtures, installed as part of the contract, may be lamped and used for construction
lighting, however, all burned out incandescent lamps shall be replaced prior to
occupancy and all fluorescent, H.I.D. or quartz iodine lamps, failing within three
months after occupancy, shall be replaced by the Electrical Contractor.
3.4 The Electrical Contractor shall furnish and install all additional means necessary to
support lighting fixtures that would put excessive stress on the ceiling system. Do not
support lighting system from roof deck.
3.5 Aim adjustable lighting fixtures as directed by the Engineer and, if necessary, make
adjustments at night time.
3.6 When installed, any exposed fixture housing surface, trim frame, door frame and lens
frame shall be free of light leaks; lens doors shall close in a light tight manner.
END OF SECTION
16500-4
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SECTION 16601
LIGHTNING PROTECTION
1.0 GENERAL
1.1 DESCRIPTION
Furnish and install the lightning protection system described herein and on the
drawings.
1.2 SUBMITTALS
A. Shop Drawings and Manufacturer's Literature:
1. Bill of material listing manufacturer and catalog number of equipment.
2. Descriptive data covering equipment.
3. Manufacturer's installation instructions in accord with UL 96A.
B. Test Reports:
1. Results of ground resistance tests.
2. Make and model number of meter used to conduct test.
1.3 REFERENCES
A. National Fire Protection Association (NFPA) Publications:
No. 70
No. 78
National Electrical Code (NEC).
Lightning Protection Code.
B. Underwriters Laboratories Inc. (UL) Publications:
No. 96 Standard for Lightning Protection Materials.
No. 96A Installation Requirements -Master Labeled Lightning Protection
Systems.
16601-1
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1.4 REI.A TED WORK ·SPECIFIED ELSEWHERE
Section 16450: Grounding System
2.0 PRODUCTS
2.1 GENERAL
A. Materials and Fittings: Resistant to corrosion or protected against corrosion.
B. Materials in combination with each other or building surfaces: Not forming
galvanic couple.
C. Materials below grade to 18 in. (0.46 m), above grade: Copper.
2.2 MATERIALS
A. Conductors shall be electrical grade copper.
B. Air terminals shall be solid copper, not less than 3/8" diameter, with sharp nickel-
plated points, minimum of 24" high.
C. Ground rods shall be copperclad steel, not less than 3/4" diameter by 10' long.
D. Fasteners: Same material as conductor and air terminal!,. Galvanized fasteners
not acceptable.
E. Connectors and disconnectors shall be compression type designed to withstand
200 lbs. pull and exothermic welding type.
F. Anchors and fasteners shall be bolt type which are most suitable for the specific
anchor and fastener installations.
G. Acceptable manufacturers: Burndy, Erice, O.S. Gedney, or equal.
3.0 EXECUTION
3.1 INSTALLATION
A. The lightning protection system shall consist of air terminals, roof conductors,
down conductors, ground connections, and grounds, electrically interconnected
to form the shortest distance to ground without passing through any
nonconducting parts of the structure. All conductors on the structures shall be
exposed except where conductors are in protective sleeves exposed on the
16601-2
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outside walls. Secondary conductors shall interconnect with grounded metallic
parts within the building. Interconnections made within side-flash distances shall
be at or above the level of the grounded metallic parts.
B. Air Terminals: Install in plumb position securely fastened to withstand
overturning.
C. Support all exposed roof downlead and bonding cables at 3'-0" on center
maximum.
D. Conductor Runs: Bend to radii greater than 8" (200 mm), limit angle of turns
to 90·, route horizontal conductors around obstructions in horizontal plane, route
conductors in horizontal or vertical planes only, do not form obstructions to ice
or snow.
E. Conductor Guards: Protect down conductors subject to damage with guards
to 6' above grade level, bond non-ferrous metal guards to conduct at top.
F. Make connections of dissimilar metal with suitable bi-metallic type fittings to
prevent electrolytic action.
G. Connect exterior metal surfaces, such as air handlers or exhaust fans, located
within three feet of the lightning protection system conductors, to the lightning
protection system conductors to prevent flashovers.
H. Connections in the main vertical and horizontal conductors, and any connections
which will not remain exposed, shall be the exothermic welding type which form
solid metal joints.
I. Do not pierce the structural steel in any manner. Connections to the structural
steel shall conform to the UL Publication No. 96A, Paragraph No. 140.
J. Bond to metal bodies of inductance located within 6'-0" of main conductor or
other bonded object with approved secondary bonding conductor as shown and
as required by codes. Such objects include but are not limited to flashings,
metal coping caps, gravel guards, fascias, roof drains, downspouts, interior
ducts, machinery or piping, etc. or in general any isolated body at or below the
roof subject to inductance and within 6'-0" of system.
K. Air terminals shall be installed so that all points are within 2'-0" of outside
building edge, outside corners, and ridge ends, and that maximum spacing does
not exceed 20'-0", and that minimum projection above object protected is 10".
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3.2
L. Ground electrodes shall be installed as shown but in no instance shall they be
less than 1'-0" below grade and 2'-0" from foundation wall. Driven rods shall
penetrate earth at least 10'-0".
M. Terminals shall be rigidly connected to, and made electrically continuous with,
roof conductors by means of pressure connectors or crimped joints of T-shaped
malleable metal and connected to the air terminal by a dowel or threaded fitting.
Air terminals at the ends of the structure shall be set not more than 2 feet from
the ends of the ridge or edges and corners of roofs. Spacing of air terminals
2 feet in height on ridges, parapets, and around the perimeter of buildings with
flat roofs shall not exceed 25 feet. In specific Instances where it is necessary
to exceed this spacing, the specified height of air terminals shall be increased
not less than 2 inches for each foot of increase over 25 feet. On large, flat or
gently sloping roofs, as defined in NFPA 78, air terminals shall be placed at
points of the intersection of imaginary lines dividing the surface be placed at
points of the intersection of imaginary lines dividing the surface into rectangles
having sides not exceeding 50 feet in length. Air terminals shall be secured
against overturning either by attachment to the object to be protected or by
means of a substantial tripod or other braces permanently and rigidly attached
to the building or structure. Metal projections and metal parts of buildings,
smokestacks, and other metal objects that do not contain hazardous materials
and that may be struck but not appreciable damaged by lightning, need not be
provided with air terminals. However, these metal objects shall be bonded to
the lightning conductor through a metal conductor of the same unit weight per
length as the main conductor.
N. Stacks: Metal guy wires for stacks shall be grounded. Metal guy wires or
cables attached to steel anchor rods set in the earth with be considered as
sufficiently well grounded. However, metal guy wires or cables attached to
anchor rods set in concrete or attached to buildings or nonconducting supports
shall be grounded to a ground rod driven full length into the ground.
FIELD QUALITY CONTROL
A. Ground Resistance Testing:
1. Measure ground resistance with bridge type meter designed for testing
grounds.
2. Record readings, conditions of soil, model of meter, date, and name of
tester.
3. Conduct test in presence of Owner or representative.
16601-4
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B. System Inspection:
1.
2.
3.
Do not conceal conducting components until inspected and accepted by
Owner or representative.
System inspected by Underwriter's Laboratories, Inc. for compliance with
Master Label requirements.
Repair defects noted.
3.3 SYSTEM CERTIFICATION
A. System shall be installed as shown to insure proper code compliance and
system certification. Any major variance shall entail resubmittal and new
approval.
B. All materials to be underwriter's Laboratories approved with "A" labels on
conductors at 10'-0" intervals and "B" labels on all air terminals.
C. Completed installation as shown shall bear U.L. master label "C" to be secured
by system installer per UL96A.
D. "As Built" drawings shall be submitted in accordance with certification
procedures.
END OF SECTION
16601-5
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SECTION 16859
ELECTRIC HEAT TRACING
1.0 GENERAL
1.1
1.2
DESCRIPTION
Provide and Install electric heat tracing as required in accordance to this specification.
Electric heat tracing shall be installed to manufacturer's recommendations, particularly
with respect to tracing of valves, pumps, and meters.
SUBMITTAL$
Product data on all components supplied.
2.0 MATERIALS
2.1 Heat Trace
A. Self-regulating type with copper conductors.
B. Chemelex auto-trace BTV type rated for 120V or 240V dependent on circuit on
circuit length and sized to provide freeze protection.
C. Provide splice kits and end seal kits as needed.
2.2 Thermostats
A. Line voltage type rated for 20A.
B. Sensing bulb shall be stainless steel.
C. Range: 15• to 140.F
D. Enclosure to be NEMA 4X.
3.0 INSTALLATION
3.1 Install electric heat tracing on all pipe lines as shown in the schedule, and their
associated valves, filters, and meters.
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3.2 Locate heat tracing thermostats adjacent to equipment or pipe being served, but
supported independently of piping or equipment, with sensing bulb strapped to the
pipe or equipment.
3.3 Where parallel strips are used, they shall be installed at 3 o'clock and 8 o'clock on
the pipe.
3.4 Where heat tracing crosses flanges, use Quick Disconnects.
END OF SECTION
16859-2
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SECTION 17100
CONTROL AND INSTRUMENTATION
1.0 GENERAL
1.1 DESCRIPTION
A. The work included in this section consists of furnishing, installing and placing
in operation all the instruments, process controls and appurtenances, necessary
to provide the monitoring, alarm, transmitting, and controlling functions indicated
on the Drawings and herein specified.
1.2 SUBMITTALS
A. Furnish, as prescribed under the General Requirements, Shop Drawings
covering the items included under this section of the work.
B. Shop Drawings shall be submitted as a completed package for Interface
Checking. All field mounted instruments at an early date to expedite
construction. All panel drawings, circuit drawings, schematics, and
manufacturer's cut sheets with a system interconnecting diagram shall be
submitted at one time, as a package for complete interface checking.
C. The information shall include dimensional drawings, anchoring details, installation
instructions, test results, wiring and piping diagrams. These shall be submitted
in the form of shop drawings and manufacturer's cut sheets for switches,
pushbuttons, lights, relays, timing devices, solid state timers and annunciators.
The information shall include catalog descriptions, schematics and manufacturer
names.
D. A system diagram shall show all connections required between component parts
of each system and between the various systems specified. Piping and
electrical terminal blocks shall be numbered. Each line shall be identified at
each termination point with the same number, and this number shall not be used
again for any other purpose in the complete control scheme.
E. Shop drawings submitted for approval that do not contain sufficient information
for complete interface checking shall be returned by the Engineer as not
approved.
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F. The system supplier shall include in his shop drawings a general outline of the
type(s) of tests he intends to perform to demonstrate conformance of the system
to the specifications and project requirements.
G. The Contractor shall submit the number of copies Indicated In the General
Requirements and shall obtain approval from the Engineer prior to fabricating
or ordering the instruments, panels, and accessories covered.
H. Submittals that are contrary to the design or specifications, that are approved
in error do not relieve the Contractor of his responsibility for providing the
specified equipment.
1.3 CODES AND STANDARDS
A. The design, testing, assembly, and methods of installation of the wiring
materials, electrical equipment and accessories proposed under this Contract
shall conform to the National Electric Code and to applicable state and local
requirements. UL listing and labeling shall be adhered to under this Contract.
B. Any equipment that does not have a UL, FM, CSA, or other approved testing
laboratory label shall be furnished with a notarized letter signed by the supplier
stating that the equipment furnished has been manufactured in accordance with
the National Electric Code and OSHA requirements.
C. Any additional cost resulting from any deviation from codes or local
requirements shall be borne by the Contractor.
D. ISA -Instrumentation Society of America.
E. NEMA -National Electrical Manufacturers Association.
1.4 JOB REQUIREMENTS
A. Equipment furnished and installed under this section shall be fabricated,
assembled, erected, and placed in proper operating condition in full conformity
with detail Drawings, specifications, engineering data, instructions, and
recommendations of the equipment manufacturer as approved by the Engineer.
Special attention shall be given to the general equipment stipulations of the
General Requirements.
B. It shall be the responsibility of the Contractor to furnish a complete and fully
operable system. The Drawings and Specifications are intended. to include all
details of a complete equipment installation for the purposes specified. The
Contractor shall be responsible for all details which may be necessary to
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properly Install, adjust and place in operation the complete installation. Any
error in Drawings or Specifications which prevents proper operation of the
supplied system shall be shown correct at the time of Shop Drawing submittal
for approval or brought to the attention of the Engineer with or prior to the
submittal. The Contractor shall be responsible for all costs incurred to correct
any of the aforementioned errors brought to the Engineers attention after the first
submittal date on the equipment involved. The Contractor shall assume full
responsibility for additional costs which may result from unauthorized deviations
from the specification.
C. The Drawings are not intended to show every detail of construction or arbitrary
location of piping, duct work, or equipment. Where building construction makes
It necessary or advisable to change location of piping, air ducts, or equipment,
the Contractor shall so inform the Engineer for his approval and permission.
D. The Contractor shall give to all trades the exact locations and sizes of all
openings required for piping, conduit, air ducts, and equipment plus information
as to all spares required.
E. The specifications will not always include items furnished with equipment. These
Items may be received on the job in a "knock down condition" and it shall be
the responsibility of the Contractor to assemble the units, mount, and tube as
required for proper function of its associated equipment.
F. The instrument loop diagrams show particular instrument items and their location
either as in the field, in a rack, in the rear of a panel or· on the front of a panel.
Instrument loop diagrams also show control signal flow. The instrument
locations will be designated by the Owner. The Contractor shall be responsible
for ensuring that the location used is satisfactory. Individual impulse lines, tube
runs and air supply runs shall be field located in a suitable manner. Some
typical installation details are shown in technical specifications or on the detailed
drawings; however, not all devices are covered by these details. For installation
details of devices not covered, the manufacturer's instructions are to be
followed. In this event, It is the Contractor's responsibility to obtain the
manufacturer's Instructions.
G. Operating Instructions
1. Written instruction for the operation and maintenance of the equipment
furnished shall be provided. The instructions shall be short, easy to
understand directions specifically written for this project describing the
various possible methods of operating the equipment.
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2. The instructions shall include procedures for tests required, adjustments
to be made, and safety precautions to be taken with the equipment.
These documents are to be submitted to the Engineer.
3. All at-the-plant training and instruction shall be given by the project
engineer assigned to the project by the supplier or other personnel as
approved by the Engineer.
1.5 PRODUCT DELIVERY, STORAGE AND HANDLING
A. Manufactured material shall be adequately packed to prevent damage during
shipping, handling, storage and erection. All material shipped to the project site
shall be packed in a container properly marked for identification. Blocks and
padding shall be used to prevent movement.
B. Shipping containers for materials that must be handled with the aid of
mechanical tools shall be shipped in wood-framed crates.
C. All materials shipped to the project site shall have at least one layer of plastic
wrapping or other approved means to make it weatherproof.
D. The Contractor shall inspect the material prior to removing it from the carrier.
If any damage is observed, he shall immediately notify the carrier so that a claim
can be made. If no such notice is given, the material shall be assumed to be
in undamaged condition; and any subsequent damage that occurs to the
equipment shall be the responsibility of the Contractor. Repair and replacement
of damaged parts will be done at no expense to the Owner.
E. The Contractor shall be responsible for any demurrage charges resulting from
the handling of the materials.
2.0 PRODUCTS
2.1 GENERAL
A. All instruments shall be equipped with a permanently attached identification tag.
This tag shall be included on all field and panel mounted devices. The tags
shall include the device name, serial number, Engineer's tag identification and
instruction book number. In addition, those items shipped separately shall have
plain markings on the shipping carton exterior showing the serial number and/or
Engineer's tag identification. The tags shall be either stamped metal or
engraved vinyl.
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2.2
B. The finish on the Instruments and accessories shall provide protection against
corrosion by the elements in the environment in which they are to be installed.
Both the Interior and exterior of enclosures shall be furnished. Extra paint of
each color used on the material shall be provided by the manufacturer for touch-
up purposes.
C. For the purposes of uniformity and conformance to industry standard, signal
transmission modes shall be electronic 4-20 mA DC. 4-20 mA DC signals shall
be such that devices may be wired in parallel for 1-5 V DC as required. All
electronic devices shall be solid state.
D. Transmitted electronic signals between equipment of different manufacturers and
between control panels shall be separate isolated floating outputs and shall
conform to ISA Standard S 50.1.
E. All electronic signal converters shall have an isolated floating output signal of
4-20 mA DC which is directly proportional to input signal regardless of the form
of that input signal. Enclosures shall be NEMA 3R as indicated in the
Schedules. Intrinsically safe systems, as approved by Factory Mutual, shall be
furnished when called for. Each device shall be provided with adjustment for
gain and bias. The resultant output shall be 4 to 20 mA DC into approximately
750 ohms. Accuracy shall be provided for all signal loops.
RELAY SYSTEMS
A. Control and Auxiliary Relays
1. Relays shall be surface mounting type with interchangeable reversible
N.0.-N.C. contacts and the contacts shall be rated 10 amperes at 120 V
AC and the relay shall have a continuous duty coil.
a. Provide relay mounting straps for grouped mounted relays. The
relays shall be as manufactured by Square D, Allen-Bradley, General
Electric Co., or equal.
B. nme Delay Control Relays -"On" Delay
1. The time delay control relay for "on" delay circuits, plug-in type, shall be
of double pole, double throw plastic enclosed. Contracts shall be rated
not less than 10 amperes at 120 V AC and continuous duty timing circuit
and coil. Relays shall have calibrated dial and knob adjustment with time
range as required.
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a. The relays shall be as manufactured by Square D, Potter-Brumfield,
Magnecraft, or equal.
2. · The time delay control relay for "on" delay, non plug-in type, shall be of
the double pole double throw pneumatic type with interchangeable timing
heads. Contacts rated not less than 10 amperes at 120 V AC and with
continuous duty timing circuit and coil. Relays shall have calibrated dial
and knob adjustment with time range as required. Relays shall be as
manufactured by Agastat, Allen-Bradley, Square D, or equal.
C. Induction for Level Control
Input line voltage of 120 volts, contacts rated for 25 amps resistive. Secondary
coil rated for 220 volts. Provide one normally open contact and one holding
circuit contact. Manufacturer shall be BNJ Controls model 1500C-Ll-57-OC or
equal.
2.3 SWITCHES
A. Induction Type Level Switch
1.
2.
3.
4.
The unit shall cause a contact or contacts to close when the liquid level
rises to a point which allows electrical conduction of alternating current
through the liquid between the sensing probe and the grounded tank
structure or reference probe.
The sensing probe shall be 316 stainless steel with a PVC insulated cover.
Operating temperature of the PVC insulation shall be up to 190 degrees
F.
The wire suspension type of electrode shall be 316 stainless steel with
Molded plastic shields for use up to 190 degrees F. The probe shall be
delivered to project with suspension wire factory installed and precut to
desired length.
The electrode holder shall be 316 stainless steel sized to accept the
number of electrodes indicated on drawings. The electrode plug is
equipped with an internal Teflon gasket and is suitable for applications up
to 400 psi.
Temperature:
Pressure:
17100-6
450 degrees F
400 psi
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2.4
5. The solid state controller including power supply and output contacts shall
be housed In a NEMA 4X steel or aluminum enclosure and shall be
mounted in the location as noted on the drawings. All terminals shall
accept at least #12 AWG conductors.
Input:
Contacts:
Temperature:
Primary Coil Rating:
115 V AC, 60 Hz, 9 VA
Silver cadmium oxide and rated 10 amperes at 120
V., contact configuration as shown on the Drawings
-40 to 180 degrees F
230 V AC
6. The Induction Level Switch shall be Magnetrol Model 80-8032-302.
8. Displacer Type Level Switch
1.
2.
The displacer shall be connected to a rod that is supported by a spring.
The rod shall also be connected to the switch actuator.
The rising or falling of tank level shall cause the mercury ·switches to open
or close.
3. The switching level differential shall be adjustable up to 15 inches from off
to on and vise-versa.
4. The switch shall be a Brooks OMNITROL Model 610, Robert Shaw SL-
400 series or equal.
5. Unit shall be field adjustable 10-300 seconds with 1 % repeatability at full
signal.
WIRE SUSPENSION ELECTRODES
A. The wire suspension type of electrode shall 316 stainless steel with molded
plastic shields for use up to 190°F. The probe shall be delivered to project with
suspension wire factory installed and precut to desired length. BN/ Controls
type E-1P.
8. The electrode holder shall be cast iron sized to accept the number of electrodes
indicated on drawings. The electrode plug is equipped with an internal Teflon
gasket and is suitable for applications up to 200 psi. BN/ Controls type E-4.
2.5 PRESSURE TRANSMITTER
A. Sensor rated for O -150 psi and a temperature of -40 -2oo·F.
17100-7
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B. Input voltage of 1 O -30 V DC with a output of 4 -20 mA.
C. Case will be 304 stainless steel and diaphragm will be 17-4 PH stainless steel.
D. Provide with 10 feet of shielded, PVC coated cable.
E. Manufacturer shall be Ashcroft ASH-G-1 OO-M02-A2-F2-150 or equal.
2.6 POWER SUPPLIES
A. Input voltage of 120 volts AC with output of 24 V DC.
B. Current rating shall be 22 mA DC, with ripple 0.1 V and output impedance of
250 Ohms.
C. Provide with screw terminal base socket.
D. Unit shall be M-System Co. Model D5-24-F or equal.
2.7 SOLENOID VALVES
A. Two-Way
1. Two way solenoid valve with sealed servopiston. Shall fit 1 inch pipe
connections.
2. Shall be normally closed type and operate at .120 V AC. Suitable for wet
environets.
3. Valve body shall be forged brass an seat material shall be bona. N.
4. ··. Solenoid enclosure shall be Nema 4 weather proof.
5. Manufacturer shall be Snap-tile, ASCO, or equal.
B. Three-Way
1. Two way solenoid valve wit sealed servopiston. Shall fit 1 Inch pipe
connection.
2. Shall be normally open type and operate at 120 V AC. Suitable for wet
environets.
3. Valve body shall be forged brass an seat material shall be bona. N.
17100-8
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4. Solenoid enclosure shall be Nema 4 weather proof.
5. Manufacturer shall be Snap-tite, ASCO, or equal.
2.8 PARSHALL FLUME ULTRASONIC FLOWMETER
A. Transducer
B.
1. Provide an explosion and dust ignition proof transducer, F.M. rated for
Class 1, Division 1. This unit shall be mounted above the flume as
indicated on the plans. The transducer shall be capable of operating in
temperatures from -20 degrees F. to +140 degrees F.
2. Provide adjacent to the transducer a solid-state temperature sensor to
provide Automatic temperature compensation.
3. Sensor shall be a non-contact design and include no moving parts for
mechanical linkages, and operate up to 50 feet from electronics control
unit.
4. Sensor and mounting hardware shall be imperious to acid damage and
submersion and shall have high resistance to sewer gas.
5. The mounting bracket including all mounting parts and cabling for the
transducer and temperature sensor shall be furnished by the flowmeter
manufacturer and installed by the CONTRACTOR in accordance with the
manufacturers recommendations. Fabricated of epoxy coated steel or
stainless steel, with stainless steel fasteners.
Transducer Electronics
1. Provide a wall-mounting NEMA 12 enclosure (approximately 14 inches wide
by 20 inches high by 12 inches depth) with solid state flow electronics as
described herein:
a. The flow electronics shall employ all digital electronics to insure an
accuracy of flow measurement of plus or minus 0.5 percent at 100
percent of flow, with a repeatability of 1 percent. Accuracy of the
entire system shall be 1 percent of flow value at any point.
b. A pre-programmed level-to-flow computer module shall convert the
level signal of the primary element into an appropriate linear 4-20 mA
flow signal. The electronics shall employ temperature compensation
features.
17100-9
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2.
3.
4.
5.
6.
7.
8.
The field adjustments required shall be zero and span and they shall be
adjustable without the use of special test equipment. These adjustments
shall allow adjustment of the electronics to calibrate the equipment and to
allow Mure changes in calibrated maximum flow rate without changing
circuit cards.
Flow-Indicator-Totalizer:
a. Indicator shall be of the analog type.
b. Electronics shall contain means of driving a 4-20 mA input to time
pulse output transmitter.
c. Integrator and 7 digit totalizing counter. {Resetable)
d. Provide front-mounted meters calibrated as follows:
(1) Main Metering Station, 0-10 MGD.
Provide the ability of the unit to retransmit the 4-20 mA flow output signal.
An isolated 4-20 mA linear flow output signal into a 600 ohm load shall be
provided. The output is to be isolated and floating to prevent ground
loops when used with other control loops that have an established
common.
The flowmeter electronics shall have a single pole double throw isolated
contact for initiating an automatic sampler. The activation of these
contacts shall be proportional to flow and shall be adjustable from 1000
gpm to 99000 gpm by means of readily accessible switches or dials.
These sampler contacts shall be rated 10 ampere, 120 volt, 60 Hertz.
The equipment shall be tagged for each application for easy
CONTRACTOR identification.
This equipment shall be manufactured by Endress and Hauser Inc.,
Manning Environmental Corp., or equal.
2.9 FLOWMETERS
A. Meter to accommodate 1"-2" diameter pipe size, per drawings.
B. 0-60 gpm range meter dependant on line.
17100-10
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C. Housing material shall be polypropylene and the shaft shall be titanium.
D. Meter accuracy of ± 1 percent at normal flow. Normal flow may be exceeded
by 50 percent without loss of accuracy.
E. Provide with output meter in gpm mounted on flowmeter.
F. Transmitter output shall be 4-20 mA to drive metering pumps.
G. Manufacturers" Omega FP-5300, Signet MK 515-PO, or equal.
2.10 FLOW TRANSMITTER -DIFFERENTIAL PRESSURE TYPE
A. The differential pressure transmitter shall be of the two-wire "intrinsically safe",
strain beam or linear voltage differential transformer type for operation with a 24
volt DC unregulated power supply.
B. The differential pressure transmitter shall have an output of 4-20 mA DC and
shall operate into loop loads of 0-500 ohms.
C. The differential pressure sensing element shall be two separately mounted 316
stainless steel diaphragm type elements, liquid filled.
D. The electronic span and zero adjustments shall be accessible externally through
a covered port.
E. The unit shall have adjustable electronic damping ..
F. The span adjustment shall have 4:1 turn down, and the zero shall be adjustable
up to 75% of maximum span.
G. The process cavity section of the measuring element shall be furnished with a
drain and vent.
H. All wetted parts shall be tested for 1500 psig working pressure.
I. The case shall be water tight NEMA-4 steel or aluminum for either wall or 2-
inch pipe mounting in either the vertical or horizontal position.
J. The case cover shall be of the screw-on type, with connections to the case
being 1/2-inch NPT female.
17100-11
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K. The differential pressure transmitter shall be accurate to +0.20% of calibrated
span through the ambient temperature range of -20 to 250.F and Oto 100%
relative humidity.
L. The differential pressure transmitter shall b.e Rosemount Model 1151 DP4S22.
2.11 PRESSURE GAUGES -BOURDON TUBE TYPE
A. Pressure gauges shall be 1% accuracy gauges, dial size 4 1/Z', phenol turret
black case with snap ring stainless steel, black epoxy, connection 1/4" NPT
bottom.
B. Gauges with range of 10· psi and below shall be actuated by self-draining
bellows pressure elements of phosphor bronze.
C. Gauges with range of 15 psi, or greater, shall be actuated by bourdon tube of
phosphor bronze.
3.0 EXECUTION
3.1 INSTALLATION
A. Install the control system in accordance with drawings, shop drawings and
manufacturers recommendations.
B. Low power DC control signal wires shall be shielded and installed in a separate
steel raceway. No AC power or control wires are allowed in the same raceway.
The shielded control wires shall be sized to be compatible with the distances
involved and the equipment selected.
C. AC control wires shall be in a separate conduit and sized to keep voltage drop
within acceptable limits. The minimum size acceptable is #14 AWG.
D. Work shall be executed in a manner to minimize shutdown of existing
equipment. All shutdown shall be cleared in advance with the Owner's
Representative.
E. Before any circuits are energized, all internal and external electrical and
mechanical clearances shall be checked to assure that all installed equipment
will function safely and properly.
F. Field mounted instruments shall be located approximately as shown on the
location plans. The precise location shall be determined in the field. Devices
shall be securely supported on stands, plates or brackets heavy enough to not
17100-12
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vibrate or move excessively. All instruments, unless specifically noted on
Instrument location plans, shall be located in a manner and at an elevation that
permits convenient access for calibration and maintenance. Instrument
Installation details show typical stands. Care shall be exercised in mounting to
prevent interferences with equipment, equipment maintenance, building structure,
passageways, etc.
3.2 PANEL WIRING AND TERMINATIONS
A. All internal panel wiring and terminations shall be designed in accordance with
the latest applicable standards of the National Electric Code as well as
applicable state and local electrical codes.
B. Signal wiring shall be segregated from control power wiring, grouped functionally
and arranged neatly to facilitate circuit tracing. No combination of analog, digital
input or control output wiring shall be intermixed within the same bundle or duct
or panduit within a panel. All signal wiring shall be uniformly twisted.
C. Plastic wiring wraps shall be used to bundle wires, except within wiring ducts.
The bundles shall be securely fastened to the steel structure at suitable intervals,
not exceeding 12 inches.
D. Solderless ring lug connectors with insulating sleeves shall be used for
connecting wires to terminal blocks ..
E. Flexible stranded wiring shall be used throughout. No solid conductor wire shall
be permitted.
F. Where shielding is required, shields shall be continuous foil or metalized plastic
providing 100% coverage. A drain wire in continuous contact with the shield
shall be included.
G. All DC signal wiring shall be segregated from wire conducting AC signals.
H. . Power wiring insulation shall be rated at 600 volts and be type MTW.
Conductors shall be stranded copper. No wire smaller than 14 AWG so·c shall
be used for power wiring, except if noted otherwise on the drawings.
I. Wiring shall not be spliced. Wire shall be run in continuous lengths from screw
terminal to screw terminal. Wire service loops shall be provided to permit device
removal.
J. Terminal blocks shall be provided for interconnections with field instruments and
termination cabinets.
17100-13
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K.
L.
M.
N.
Design of the terminal layout shall include a grounded barrier to segregate those
terminals devoted to current type signals from others. The terminals blocks are
to be factory assembled on a mounting channel and the channel bolted to the
Inside of the panel. Terminals shall accept wire size 14 AWG and smaller.
They shall be rated at least 300 volts for NEMA general Industrial control
devices; 600 volts NEMA limited power circuits. No miniature terminal blocks
shall be permitted. The terminals shall have a continuous marking strip.
Two copper ground buses shall be provided in each panel, one for shield and
cabinet grounding and one for signal grounding.
Control panel wiring shall be identified at each termination by marking with a
number to correspond with the diagrams and shall be color coded as follows:
Line and load circuits, AC or DC power
DC control circuits
Interlock control circuits on the panel
energized from external source
Equipment grounding conductors
black
red
yellow
green
Current carrying grounded conductor (neutral) white
0. All wires and cable terminated within control panels, instrumentation panels and
termination cabinets etc. shall be provided with identification tags to identify
cables.
END OF SECTION
17100-14
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SECTION 17500
DATA ACQUISITION SYSTEM
1.0 GENERAL
1.1 Work under this section includes:
A. Installation of Data Acquisition System
B. Trouble shooting
C. Training
D. Documentation
1.2 FUNCTION
The purpose of the Data Acquisition and Control System is to monitor pressure and
flow data from underground water wells and flowmeter output on each of the wells
via use of a personal computer. The computer will display the converted data in
table, graphic, alarm, and trend format, and will print alarm messages. Data will be
monitored and controlled from an office located 30 miles from the well site via a
personal computer.
1.3 DATA DISPLAY
A. Table Display
The Table Display will appear on the color CRT as 22 lines of data displayed
in colors and position specified by the data base. The top line will contain the
functions assignable by the mouse. The second line will contain a page number
and a page title, followed by a space, 22 lines of data, a space, one line
containing the latest alarm. Each data line will consist of: a 6 character tag,
space, 40 character description, space, 3 character alarm indicator, 8 character
current value, space, and 6 character engineering units. Twenty table displays
will be available. A variable may appear in more than one display.
B. Alarm Display
The Alarm Display will be similar to the Table Display with the difference being
that instead of the display consisting of pre-selected variables, the display will
consist of variables that are in an alarm status with the most recently alarmed
variable at the top of the list. The time of alarm occurrence will appear on the
17500-1
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far right of each line. When a variable goes into an alarm state it will appear
at the top of the Alarm Display in a flashing mode until it has been
acknowledged. Simultaneously, an audible tone will be energized to alert the
operator that a new alarm condition exists. Using the mouse the operator will
be able to scroll forward and backward through the alarm display. The Alarm
Display may contain as many as 100 entries.
C. Trend Display
Process data will be displayed on the color CRT as a historical trend having a
resolution selected by the operator or a rapid trend display of current values
having a resolution equal to the scan rate. The display shall be able to trend
eight process variables on two graticules (four per graticule). Each trend line
with its associated scale, description, and present value will be the same color.
Twenty trend displays will be available. A variable may appear in more than one
display.
D. Graphic Display
The process being monitored will be displayed in graphic format with the latest
value of process variables and statuses included in the diagram. All included
data will be updated once a scan. Twenty graphic displays will be available.
A variable may appear in more than one display.
E. Alarm Printer
On occurrence of any alarm condition, the Alarm Printer will print a
comprehensive message containing the time, tag, service, present value, alarm
limit, engineering units, and an indicator of limit violated. The Alarm Printer will
also produce an alarm report of all variables in alarm status at the time of
request.
1.4 SPECIAL FUNCTIONS
Monitor and display operating status of pumps via contact input.
2.0 HARDWARE
The Data Acquisition and Control System will consist of the following components.
17500-2
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I 2.1 COMPUTER
Qty Description
I 2 Personal Computer Model 386AT, 12 MHZ, with the following
features:
I 640 Kbyte of RAM memory
One floppy disk with 1.2 Mbytes memory
One fixed 20 megabyte Winchester disk drive
I EGA adapter
Serial port
Parallel port
I Clock circuit
2 EGA Monitor
2 Logitech Hi-Res Bus Mouse
I 2 Modems 2400 baud
2.2 PRINTER
I 2 Epson matrix printer, 80 Column, Model FX86E
I 2.3 ANALOG/DIGITAL MULTIPLEXER
I
A Dutec Analog/Digital multiplexer consisting of the following components:
Qty Description
I 2 1/0 Plexer, 16 1/0 lines, Expandable to 32 1/0 lines, Model IOP-AD+
I 2 1/0 Plexer Digital Expander, 16 1/0 lines, Model IOP-DE
36 Analog Input Module, 12 Bit, 4-20 ma, Model 11420
14 DC Input Module, 3-32V, fast, Model IDC5B
I 2.4 UNINTERRUPTABLE POWER SUPPLY
I 2 Para Systems Uninterruptable Power Supply, Minuteman Model
300SS, 300 Watt for Multiplexer
2 Para Systems UPS, Minuteman Model 600SS, 600 Watt
I 2.5 PHONE LINES
I 2 Phone line on-site at the Owner's facility
I 17500-3
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3.1 OPERATING SYSTEM
The Operating System for the computer will be the MS-DOS Operating System,
Version 3.3.
3.2 PROGRAMS THAT COMMUNICATE WITH THE MULTIPLEXER
Programs that communicate data from/to the multiplexer and to/from the computer will
be written by the vendor in Microsoft's compiled enhanced BASIC. A program will
developed by the vendor which causes the phone at the site to call the phone at the
owner's site at 12:01 a.m. each day. After the connection Is made, the flow totalizer
register in the multiplexer (total gallons) will be added to the computers cumulative
total at the Engineer's site. The multiplexer flow totalizer will be cleared and the
phone connection will disconnect. Any time that totalization readings are unloaded
and a cumulative total is calculated, the multiplexer totalizer register will be cleared.
3.3 PROGRAMS THAT CONVERT RAW DATA TO ENGINEERING UNITS
Programs that convert raw data to engineering units will be provided in Microsoft's
compiled enhanced BASIC. Conversion routines will be included for the following
types of measured variables:
A. Temperature from thermocouples in degrees Fahrenheit
B. Temperature from RTD in degrees Fahrenheit
C. Pressure
D. Differential Pressure
E. Level
F. Weight
G. Analysis
H. Flow Linear
I. Flow Differential Pressure
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Items (A) through (H) above will be included in one conversion routine having the
general form of:
ENGINEERING UNITS= A= B * RAW DATA= C * (RAW DATA)* (RAW DATA)
The flow differential pressure conversion routine will be applicable to orifice plates,
flow nozzles, and venturi tubes. The conversion routine will take the form of:
FLOW= BASE FACTOR* FA* FR* Y * FPB *SQ.ROOT OF STATIC PRESSURE
* SQ. ROOT OF DIFFERENTIAL PRESSURE
3.4 PROGRAMS THAT DISPLAY DATA ON COLOR MONITORS AND PRINTER
Programs that display data on the color monitors and printers will be written in
Microsoft's compiled enhanced BASIC.
3.5 DATA BASE
The Data Base contains the following parameters for each variable.
A. Instrument Identification
Identification for each instrument must be unique. Process tag numbers are
required and six characters will be available. Since many process loops have
the same number for each instrument in the loop, the first two characters of the
identification are expected to be alpha (a-z); the remaining four are expected to
be numbers (0-9).
B. Description
This will be a 40 character process description.
C. Multiplexer Address
Analog/Digital Multplexer to which this input is assigned.
D. Input Termination
E.
This is the number assigned to the input termination.
Instrument Type
A code type will be assigned to each instrument to indicate the conversion
routine and engineering units to be used.
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F. Measured Input
The raw data received from the multiplexer prior to conversion.
G. Value
The converted data in engineering units.
H. Low Limit
The low limit in engineering units.
I. High Limit
The high limit in engineering units.
J. Instrument Status
K.
L.
The status code of the instrument. Possible statuses are normal, over-ranged,
high limit, low limit open circuit, and out-of-service. If the status is out-of-service,
over-range, or open-circuit, the last good value will be retained.
Instrument Zero
The elevated zero in engineering units of an instrument. If an Instrument has
no elevated zero this value is zero.
Instrument Span
The span in engineering units of an instrument.
Note: The following entries in the data base will apply to flow measurement
M. Range in Inches of Water
N. Associated Temperature
The tag number of the temperature measurement to be used in a flow
calculation.
0. Associated Pressure
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P. Flow Constant
A single constant that is a combination of flow constants that do not change for
this instrument.
3.6 OPERATOR INTERFACE
A. The Data Acquisition and Control system will be menu driven. Displays on the
monitor guide the user in all functions of the system. The same technique shall
be used to guide the operator in the use of the Data Base Editor. Instructions
will be included in the displays that direct the operator in each function of the
system.
B. Extensive use shall be made of the mouse. The 1st and 25th line of the display
will always define the functions assigned to the mouse. As displays change, the
assignments on the 1st and 25th lines will change. The operator will be able
to call up the following displays:
1. Table Display
2. Trend Display
3. Graphic Display
4. Alarm Display
5. Next Display
6. Previous Display
7. Remove Variable from Service
8. Restore Variable from Service
9. Alarm Report on Printer
10. Control Access
11. Data Base Editor
3.7 DOCUMENTATION
A user's manual that describes all functions of the program will be included. Source
code of the program will not be included. The program will be furnished in computer
readable form only.
4.0 ACCEPTANCE TEST, START-UP. AND TRAINING
4.1 ACCEPTANCE TEST
All components of the Supervisory Control an·o Data Acquisition System and all
programs that drive this system will be tested at the vendor's assembly facility using
simulation equipment built for this purpose.
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4.2 ASSISTANCE IN STARTUP
Vendor will assist with start-up of the system for a period of one day (on-site test
period). Additional days of assistance, If required, will be filled to the owner at the
vendor's specified rate.
4.3 TRAINING
A one day training course will be conducted at the Engineer's facility to train the
personnel on operation procedures.
END OF SECTION
17500-8