SW6210204_Plan (SCM Detail)_20210422

(H)(W)4'-6"(8'-0" [2438])CONTECH STORMFILTER DESIGN NOTES (BASIS OF DESIGN)
3'-3" [991]
INLETINLET BAY
FRAME AND
COVER
LOCATION
TRANSFER HOLE
AND COVER FILTRATION BAY
· ALL PARTS AND INTERNAL ASSEMBLY PROVIDED BY CONTECH UNLESS NOTED OTHERWISE
CARTRIDGE SIZE (in. [mm])
RECOMMENDED HYDRAULIC DROP (H) (ft. [mm])
HEIGHT OF WEIR (W) (ft. [mm])
SPECIFIC FLOW RATE (gpm/sf [L/s/m2])
CARTRIDGE FLOW RATE (gpm [L/s])
2 [1.36]
18 [457]
2.3 [701]
2.25 [686]
1.67* [1.13]*
* 1.67 gpm/sf [1.13 L/s/m2] SPECIFIC FLOW RATE IS APPROVED WITH PHOSPHOSORB® (PSORB) MEDIA ONLY
ALTERNATE
PIPE
LOCATION
OUTLET BAY OUTLET
ACCESS
HATCH
LOCATION
PLAN
(11'-0" [3353])
®
www.ContechES.com
FRAME AND GRATE
(24" SQUARE)
(NOT TO SCALE)
1 [0.68]
15 [0.95] 12.53 [0.79] 7.5 [0.47]
ACCESS HATCH
(36" x 72")
FRAME AND COVER
CAST-IN
(FLUSH MOUNTED)
SEPARATION
WALL
ACCESS HATCH
CAST-IN
(FLUSH MOUNTED)
FRAME AND COVER
(30" ROUND)
(NOT TO SCALE)
PERFORMANCE SPECIFICATION
INLET PIPE
WEIR WALL
FILTER CARTRIDGES SHALL BE MEDIA-FILLED, PASSIVE, SIPHON ACTUATED, RADIAL FLOW, AND SELF CLEANING. RADIAL MEDIA
DEPTH SHALL BE 7-INCHES. FILTER MEDIA CONTACT TIME SHALL BE AT LEAST 38 SECONDS.
SPECIFIC FLOW RATE SHALL BE 2 GPM/SF (MAXIMUM). SPECIFIC FLOW RATE IS THE MEASURE OF THE FLOW (GPM) DIVIDED BY THE
MEDIA SURFACE CONTACT AREA (SF). MEDIA VOLUMETRIC FLOW RATE SHALL BE 6 GPM/CF OF MEDIA (MAXIMUM).
GENERAL NOTES
1. CONTECH (OR APPROVED EQUAL) TO PROVIDE ALL MATERIALS UNLESS NOTED OTHERWISE.
2. DIMENSIONS MARKED WITH ( ) ARE REFERENCE DIMENSIONS.
3. FOR FABRICATION DRAWINGS WITH DETAILED STRUCTURE DIMENSIONS AND WEIGHTS, PLEASE CONTACT YOUR CONTECH
REPRESENTATIVE. www.ContechES.com
4. STORMFILTER WATER QUALITY STRUCTURE SHALL BE IN ACCORDANCE WITH ALL DESIGN DATA AND INFORMATION CONTAINED
IN THIS DRAWING. CONTRACTOR TO CONFIRM STRUCTURE MEETS REQUIREMENTS OF PROJECT.
5. STRUCTURE SHALL MEET AASHTO HS-20 LOAD RATING, ASSUMING EARTH COVER OF 0'-0", AND GROUNDWATER ELEVATION AT,
OR BELOW, THE OUTLET PIPE INVERT ELEVATION. ENGINEER OF RECORD TO CONFIRM ACTUAL GROUNDWATER ELEVATION.
CASTINGS SHALL MEET AASHTO M306 AND BE CAST WITH THE CONTECH LOGO.
OUTLET PIPE
ELEVATION
FLOW KIT
INSTALLATION NOTES
A. ANY SUB-BASE, BACKFILL DEPTH, AND/OR ANTI-FLOTATION PROVISIONS ARE SITE-SPECIFIC DESIGN CONSIDERATIONS AND
SHALL BE SPECIFIED BY ENGINEER OF RECORD.
B. CONTRACTOR TO PROVIDE EQUIPMENT WITH SUFFICIENT LIFTING AND REACH CAPACITY TO LIFT AND SET THE STORMFILTER
STRUCTURE.
C. CONTRACTOR TO ASSEMBLE STRUCTURE.
D. CONTRACTOR TO PROVIDE, INSTALL, AND GROUT PIPES. MATCH OUTLET PIPE INVERT WITH OUTLET BAY FLOOR.
E. CONTRACTOR TO TAKE APPROPRIATE MEASURES TO PROTECT CARTRIDGES FROM CONSTRUCTION-RELATED EROSION RUNOFF.
F. CONTRACTOR TO REMOVE THE TRANSFER HOLE COVER WHEN THE SYSTEM IS BROUGHT ONLINE.
(NOT TO SCALE)
92'-0"
41'-0"
30"Ø RISER E1
35'-0"
15"Ø STUB E2
TO SFPD INLET
8'-0"
30"Ø RISER C1, D1
36"Ø BULKHEAD H1
C
K
A
K
K
D
K
B
K
K
INV. IN = 263.00'
E
K G
K
BAND, TYPICAL
SEE DETAIL SHEET P3
H
H
K
K
K
K
F
K
K
K
H
H
J
*MINIMUM REQUIRED RIM OVER
SYSTEM IS 267.00' TO MAINTAIN 1' OF COVER
H
15"Ø STUB J2
TO UPSTREAM CB
K
K
K
K
H
H
30"Ø RISER C1
30"Ø RISER D1
30"Ø RISER E1
30"Ø RISER F1
30"Ø RISER G1
267.00
267.00
267.00
267.00
267.00
RISER INFORMATION
PIECE RIM ELEV.
18'-0"
30"Ø RISERS F1, G1
12"Ø STUB E2
24"Ø STUB E3
15"Ø STUB J2
263.00
263.00
263.00
263.00
263.00
263.00
STUB INFORMATION
PIECE STUB INVERT SYSTEM
INVERT
SYSTEM
INVERT
263.00
263.00
263.00
263.00
263.00
3.25' WQV WEIR
@265.25'
INV. OUT = 262.50'
· PIPE STORAGE = 5,253 CF
· MAINLINE PIPE GAGE = 14
· WALL TYPE = SOLID
· DIAMETER = 36"
· FINISH = ALT2
· CORRUGATION = 2 2/3x1/2
ASSEMBLY
SCALE: 1" = 10'
PIPE STORAGE: 5,253 CF
LOADING: H20
PIPE INV. = 263.00'±
NOTES
· ALL RISER AND STUB DIMENSIONS ARE TO CENTERLINE.
· ALL ELEVATIONS, DIMENSIONS, AND LOCATIONS OF RISERS AND INLETS, SHALL BE VERIFIED
BY THE ENGINEER OF RECORD (EOR) PRIOR TO RELEASING FOR FABRICATION.
· ALL FITTINGS AND REINFORCEMENT COMPLY WITH ASTM A998.
· ALL RISERS AND STUBS ARE 2-2/3" x 1/2"
NOTED.
· RISERS TO BE FIELD TRIMMED TO GRADE AS REQUIRED, BY CONTRACTOR.
· QUANTITY OF PIPE SHOWN DOES NOT PROVIDE EXTRA PIPE FOR CONNECTING THE SYSTEM
TO EXISTING PIPE OR DRAINAGE STRUCTURES. OUR SYSTEM AS DETAILED PROVIDES NOMINAL
INLET AND/OR OUTLET PIPE STUB FOR CONNECTION TO EXISTING DRAINAGE FACILITIES.
IF ADDITIONAL PIPE IS NEEDED IT IS THE RESPONSIBILITY OF THE CONTRACTOR.
· ALL ACCESS CASTINGS ARE THE RESPONSIBILITY OF THE CONTRACTOR AND ARE NOT
SUPPLIED BY CONTECH.
CORRUGATION AND 16 GAGE UNLESS OTHERWISE31'-0"5'-0"1'-0"TYP.36" UNDERGROUND DETENTION SYSTEM1 N.T.S.8' X 11' FILTER UNIT (BASIS OF DESIGN)2 N.T.S.
20 MIL PE
TRENCH CONDITION
IMPERMEABLE
LINER OVER
TOP OF PIPE
(IF REQUIRED)
12"
36" TYP.TYP.
LIMITS OF
REQUIRED
BACKFILL
6a
15" SEE TYPICAL
BACKFILL DETAIL
NOTES
6
TYPICAL SECTION VIEW
NOT TO SCALE
BEDDING
FOUNDATION
5b
IN SITU
5a 4
DIAMETER
3
5
2
INITIAL FILL ENVELOPE 1 1a
BACKFILL REQUIREMENTS FOLLOW THE GUIDELINES OF AASHTO LRFD BRIDGE DESIGN (SEC 12) AND CONSTRUCTION (SEC 26)
1 MINIMUM TRENCH WIDTH MUST ALLOW ROOM FOR PROPER COMPACTION OF HAUNCH MATERIALS UNDER THE PIPE.
THE MINIMUM TRENCH WIDTH (12.6.6.1):
PIPE ≤ 12": D + 16"
PIPE > 12": 1.5D + 12"
1a MINIMUM EMBANKMENT WIDTH (IN FEET) FOR INITIAL FILL ENVELOPE (12.6.6.2):
PIPE < 24": 3.0D
PIPE 24" - 144": D + 4'0"
PIPE > 144": D + 10'0"
2'-6"2 THE FOUNDATION UNDER THE PIPE AND SIDE BACKFILL SHALL BE ADEQUATE TO SUPPORT THE LOADS ACTING UPON IT (26.5.2).
3 BEDDING MATERIAL SHALL BE A RELATIVELY LOOSE MATERIAL THAT IS ROUGHLY SHAPED TO FIT THE BOTTOM OF THE PIPE FROM
SPRINGLINE OF PPE TO 4"-6" BELOW BOTTOM OF PIPE.PIPE Ø
PLAN
2'-6"
4 CORRUGATED STEEL PIPE (CSP / HEL-COR).
5 HAUNCH ZONE MATERIAL SHALL BE HAND SHOVELED OR SHOVEL SLICED INTO PLACE TO ALLOW FOR PROPER COMPACTION (26.5.4).
5a GEOTEXTILE SHALL BE USED IF REQUIRED BY ENGINEER TO PREVENT SOIL MIGRATION INTO VARYING SOIL TYPES.
5b BACKFILL PLACED ABOVE SPRINGLINE TO MEET AASHTO 145, A-1, A-2 OR A-3 CLASSIFICATION, OR APPROVED EQUAL, COMPACTED TO
90% STANDARD PROCTOR (T 99). MAXIMUM PARTICLE SIZE NOT TO EXCEED 3" (12.4.1.2). ALL LIFTS PLACED IN A CONTROLLED MANNER.
IT IS RECOMMENDED THAT LIFTS NOT EXCEED AN 8" UNCOMPACTED LIFT HEIGHT TO PREVENT UNEVEN LOADING, AND THE LESSER OF
1/3 THE DIAMETER OR 24" AS THE MAXIMUM DIFFERENTIAL SIDE-TO-SIDE (26.5.4).
6 INITIAL BACKFILL ABOVE PIPE MAY INCLUDE ROAD BASE MATERIAL (AND RIGID PAVEMENT IF APPLICABLE). SEE TABLE ABOVE.
FRONT
48"Ø to 90"Ø FITTING REINFORCEMENT
MAY BE REQUIRED BASED ON HEIGHT OF
COVER AND LIVE LOAD CONDITION
TYPICAL MANWAY DETAIL
NOT TO SCALE
6a TOTAL HEIGHT OF COMPACTED COVER FOR CONVENTIONAL HIGHWAY LOADS IS MEASURED FROM TOP OF PIPE TO BOTTOM OF
FLEXIBLE PAVEMENT OR TOP OF RIGID PAVEMENT (12.6.6.3).
7 FINAL BACKFILL MATERIAL SELECTION AND COMPACTION REQUIREMENTS SHALL FOLLOW THE PROJECT PLANS AND SPECIFICATIONS
PER THE ENGINEER OF RECORD (26.5.4.1).
NOTES:
· FOR MULTIPLE BARREL INSTALLATIONS THE RECOMMENDED STANDARD SPACING BETWEEN PARALLEL PIPE RUNS SHALL BE PIPE DIA./2
BUT NO LESS THAN 12", OR 36" FOR PIPE DIAMETERS 72" AND LARGER. CONTACT YOUR CONTECH REPRESENTATIVE FOR
NONSTANDARD SPACING (TABLE C12.6.7-1).
6"-10"
12"-48"
54"-96"
102"-144"
MIN.
COVER
12"
12"
12"
D/8
CORR.
PROFILE
1 1/2" x 1/4"
2 2/3" x 1/2"
3" x 1", 5" x 1"
3" x 1", 5" x 1"
7
INITIAL BACKFILL
FINAL BACKFILL
EMBANKMENT CONDITION
PIPE ØPIPE Ø1'-0" MIN.PIPE EMBEDMENTDIAMETER (D)TYPICAL BACKFILL DETAIL3 N.T.S.
NOTE: IF SALTING AGENTS FOR SNOW AND ICE
REMOVAL ARE USED ON OR NEAR THE
SURROUNDING ENVIRONMENT OVER A PERIOD
OF TIME. PLEASE REFER TO THE
GEOMEMBRANE LINER IS INTENDED TO HELP
PROTECT THE SYSTEM FROM THE POTENTIAL
ADVERSE EFFECTS THAT MAY RESULT FROM A
CHANGE IN THE PROJECT, A GEOMEMBRANE
BARRIER IS RECOMMENDED WITH THE SYSTEM.
THE CORRUGATED METAL PIPE DETENTION
DESIGN GUIDE FOR ADDITIONAL INFORMATION.
A
TEMPORARY COVER FOR
CONSTRUCTION LOADS
HEIGHT OF
COVER
FINISHED
GRADE
CMP
PROTECTION
SLAB RIM/FINISHED
GRADE
36"Ø MAX., HS-25 ACCESS CASTING
WITH GRADE RINGS AS REQUIRED, TO
BE PROVIDED AND INSTALLED BY
CONTRACTOR. MAY BE TOP MOUNTED
(AS SHOWN) OR RECESSED.
VARIES
24"
30"
CONSTRUCTION LOADS
FOR TEMPORARY CONSTRUCTION VEHICLE LOADS, AN EXTRA AMOUNT OF COMPACTED COVER MAY BE REQUIRED OVER
THE TOP OF THE PIPE. THE HEIGHT-OF-COVER SHALL MEET THE MINIMUM REQUIREMENTS SHOWN IN THE TABLE BELOW.
THE USE OF HEAVY CONSTRUCTION EQUIPMENT NECESSITATES GREATER PROTECTION FOR THE PIPE THAN FINISHED
GRADE COVER MINIMUMS FOR NORMAL HIGHWAY TRAFFIC.
PIPE SPAN,
INCHES
18-50
12-42
48-72
78-120
126-144
2.0
3.0
3.0
3.5
AXLE LOADS
(kips)
50-75 75-110
MINIMUM COVER (FT)
2.5
3.0
3.5
4.0
3.0
3.5
4.0
4.5
110-150
3.0
4.0
4.0
4.5
*MINIMUM COVER MAY VARY, DEPENDING ON LOCAL CONDITIONS. THE CONTRACTOR MUST PROVIDE THE ADDITIONAL
COVER REQUIRED TO AVOID DAMAGE TO THE PIPE. MINIMUM COVER IS MEASURED FROM THE TOP OF THE PIPE TO
THE TOP OF THE MAINTAINED CONSTRUCTION ROADWAY SURFACE.
CONSTRUCTION LOADING DIAGRAM
NOT TO SCALE
OPENING IN
PROTECTION
SLAB FOR
ACCESS
SPECIFICATION FOR CORRUGATED STEEL PIPE-ALUMINIZED TYPE 2 STEEL
SCOPE
THIS SPECIFICATION COVERS THE MANUFACTURE AND
INSTALLATION OF THE CORRUGATED STEEL PIPE (CSP) DETAILED IN
THE PROJECT PLANS.
MATERIAL
THE ALUMINIZED TYPE 2 STEEL COILS SHALL CONFORM TO THE
APPLICABLE REQUIREMENTS OF AASHTO M274 OR ASTM A929.
PIPE
THE CSP SHALL BE MANUFACTURED IN ACCORDANCE WITH THE
APPLICABLE REQUIREMENTS OF AASHTO M36 OR ASTM A760. THE
PIPE SIZES, GAGES AND CORRUGATIONS SHALL BE AS SHOWN ON
THE PROJECT PLANS.
ALL FABRICATION OF THE PRODUCT SHALL OCCUR WITHIN THE
UNITED STATES.
MATERIAL SPECIFICATION
NOT TO SCALE
SHALL BE IN ACCORDANCE WITH AASHTO STANDARD
SPECIFICATIONS FOR HIGHWAY BRIDGES, SECTION 26, DIVISION II
OR ASTM A798 AND IN CONFORMANCE WITH THE PROJECT PLANS
AND SPECIFICATIONS. IF THERE ARE ANY INCONSISTENCIES OR
CONFLICTS THE CONTRACTOR SHOULD DISCUSS AND RESOLVE
WITH THE SITE ENGINEER.
IT IS ALWAYS THE RESPONSIBILITY OF THE CONTRACTOR TO
FOLLOW OSHA GUIDELINES FOR SAFE PRACTICES.
NOTES:
1. DESIGN IN ACCORDANCE WITH AASHTO, 17th
EDITION AND ACI 350.
2. DESIGN LOAD HS25.
3. EARTH COVER = 1' MAX.
4. CONCRETE STRENGTH = 4,000 psi
5. REINFORCING STEEL = ASTM A615, GRADE 60.
6. PROVIDE ADDITIONAL REINFORCING AROUND
OPENINGS EQUAL TO THE BARS INTERRUPTED,
HALF EACH SIDE. ADDITIONAL BARS TO BE IN THE
SAME PLANE.
7. TRIM OPENING WITH DIAGONAL #4 BARS, EXTEND BARS A
MINIMUM OF 12" BEYOND OPENING, BEND BARS AS REQUIRED
TO MAINTAIN BAR COVER.
8. PROTECTION SLAB AND ALL MATERIALS TO BE PROVIDED AND
INSTALLED BY CONTRACTOR.
9. DETAIL DESIGN BY DELTA ENGINEERS, ARCHITECTS AND LAND
SURVEYORS, ENDWELL, NY.
INTERRUPTED BAR
REPLACEMENT, SEE
NOTE 6.
HANDLING AND ASSEMBLY
SHALL BE IN ACCORDANCE WITH RECOMMENDATIONS OF THE
NATIONAL CORRUGATED STEEL PIPE ASSOCIATION (NCSPA)
INSTALLATION
STANDARD
REINFORCING,
SEE TABLE
ROUND OPTION PLAN VIEW
STANDARD
REINFORCING,
SEE TABLE
ØB
SQUARE OPTION PLAN VIEW
Ø CMP RISER 36"
42"
ØB
SECTION VIEW
A
B
#4 DIAGONAL TRIM
BAR (TYP. 4 PLACES),
SEE NOTE 7.
#4 DIAGONAL TRIM
BAR (TYP. 4 PLACES),
SEE NOTE 7.
2" COVER
(TYP)
11" TYP.
48"
4'Ø
4'x4'
4'-6"Ø
4'-6" x 4'-6"
5'Ø
5' x 5'
5'-6"Ø
5'-6" x 5'-6"
6'Ø
6' x 6'
26"
32"
38"
44"
50"
** ASSUMED SOIL BEARING CAPACITY
A
#5 @ 10" OCEW
#5 @ 10" OCEW
#5 @ 10" OCEW
#5 @ 9" OCEW
#5 @ 9" OCEW
#5 @ 8" OCEW
#5 @ 8" OCEW
#5 @ 8" OCEW
#5 @ 7" OCEW
#5 @ 7" OCEW
2,540
1,900
2,260
1,670
2,060
1,500
1,490
1,370
1,210
1,270
REINFORCING TABLE
Ø CMP
RISER A B Ø REINFORCING
**BEARING
PRESSURE
(PSF)
OPENING IN
PROTECTION
SLAB FOR
ACESS
INTERRUPTED BAR
REPLACEMENT,
SEE NOTE 6.
MANHOLE CAP DETAIL
NOT TO SCALE1'-0"8"1" GAP (TYP. ALLSIDES)2" COVERTYP.A2
"
COVER
(TYP
.
)2" COV
E
R
(TYP.)2" COV
E
R
(TYP)
MANHOLE CAP DETAIL, CONSTRUCTION LOADING DIAGRAM & MATERIAL SPECIFICATION 4 N.T.S.
· A 8' x 11' [2438 x 3353] PEAK DIVERSION STYLE STORMFILTER IS SHOWN WITH THE MAXIMUM NUMBER OF
CARTRIDGES (18) AND IS AVAILABLE IN A LEFT INLET (AS SHOWN) OR A RIGHT INLET CONFIGURATION
· STORMFILTER TREATMENT CAPACITY VARIES BY CARTRIDGE COUNT AND LOCALLY APPROVED SURFACE
AREA SPECIFIC FLOW RATE. PEAK CONVEYANCE CAPACITY TO BE DETERMINED BY ENGINEER OF RECORD
(16) CONTECH
STORMFILTER
CARTRIDGES
(BASIS OF DESIGN)
CONTECH STORMFILTER
CARTRIDGES
(BASIS OF DESIGN )
CONTECH SFPD0811-S
W/ 16-18'' PERLITE
CARTRIDGES
(BASIS OF DESIGN)
GASKET MATERIAL
SUFFICIENT TO PREVENT SLAB
FROM BEARING ON RISER.
PIPE REQUIREMENTS:
JOB NO.
SHEET NO.
SCALE
DESIGNED BY
CHECKED BYDATEDRAWN BY
DATEREVISION DESCRIPTIONYOUR VISION ACHIEVED THROUGH OURS.5410 Trinity Road, Suite 102 | Raleigh, NC 27607TEL [phone] FAX [phone] www.timmons.comTHIS DRAWING PREPARED AT THERALEIGH OFFICEN O R T H C A R O L I N
AP R O F E S S I O N A
LE N G I N E E R
0 3 3 6 1 2N O R T H C A R O L I N
AP R O F E S S I O N A
LE N G I N E E RN O R T H C A R O L I N
AP R O F E S S I O N A
LE N G I N E E RN O R T H C A R O L I N
AP R O F E S S I O N A
LE N G I N E E R
S E A LN O R T H C A R O L I N
AP R O F E S S I O N A
LE N G I N E E RN O R T H C A R O L I N
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AP R O F E S S I O N A
LE N G I N E E RF R A N C I S S L I N S K Y, I I I2020-DEC-01
NCNG RAEFORD POV & MOV EXPANSION305 TEAL DRIVE RAEFORD, NORTH CAROLINA, 28376, NCNG# 3720140172 / SCO# 18-19694-01A43358
J. LEWIS
F. SLINSKY
F. SLINSKY
PRELIMINARY PLANS
FOR REVIEW ONLY
DO NOT USE FOR CONSTRUCTION
C5.6 SITE DETAILS