20201340 Ver 1_Meeting Request Review_20200930

ID#* 20201340
Version* 1
Regional Office* Raleigh Regional Office - [phone]
Reviewer List* Stephanie Goss
Pre -Filing Meeting Request submitted 9/30/2020
Contact Name * Becky Ward
Contact Email Address* [e-mail]
Project Name* 1100 Old English Court Stream Bank Stabilization
Project Owner* Bethanee Byarlay-City of Raleigh project Drainage assistance program
Project County* Wake
Owner Address: Street Address
1100 Old English Court
Address Line 2
aty State / Frovince / Region
Raleigh NC
Rbstal/Zip Code Country
27615 USA
Is this a transportation project?* r Yes r No
Type(s) of approval sought from the DWR:
W 401 Water Quality Certification - F 401 Water Quality Certification
Regular Express
r- Individual Permit r- Modification
r- Shoreline Stabilization
Does this project have an existing project ID#?*
r Yes r No
Do you know the name of the staff member you would like to request a meeting with?
Stephanie Goss
Please give a brief project description below.
This is a stream bank repair project that has qualified through the City of
Raleigh Drainage Assistance program. The stream has eroded back to a
point on the property that is in close proximity to the structure. Bank
stabilization through the use of gabion baskets are proposed for this
project.

Please give a couple of dates you are available for a meeting.
Please attach the documentation you would like to have the meeting about.
60% Construction Plans Complete Set.pdf 6.01 MB
pdr only
By digitally signing below, I certify that I have read and understood that per the Federal Clean Water Act Section
401 Certification Rule the following statements:
• This form completes the requirement of the Pre -Filing Meeting Request in the Clean Water Act Section 401 Certification
Rule.
• I understand by signing this form that I cannot submit my application until 30 calendar days after this pre -filing
meeting request.
• I also understand that DWR is not required to respond or grant the meeting request.
Your project's thirty -day clock started upon receipt of this application. You will receive notification regarding meeting location
and time if a meeting is necessary. You will receive notification when the thirty -day clock has expired, and you can submit an
application.
Signature
Submittal Date 9/30/2020
Reviewer Meeting Request Decision
Has a meeting been scheduled?* r Yes r No

0
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Old English Court
VICINITY MAP
Scale: NTS
NOTES:
1. ALL STORM, SEWER, WATER AND SEDIMENT/ EROSION CONTROLS TO
BE BUILT TO CITY OF RALIEGH STANDARDS.
2. CONTRACTOR SHALL VERIFY LOCATIONS AND ELEVATIONS OF ALL
EXISTING UTILITIES. ALL UTILITIES SHALL BE LOCATED d8 HOURS
PRIOR TO MOBILIZATION ON SITE. NORTH CAROLINA ONE CALL
CENTER DIAL 811.
3. THE CONTRACTOR SHALL BE RESPONSIBLE FOR MAINTENANCE OF
ALL EROSION CONTROL MEASURES DURING CONSTRUCTION.
4. ALL AREAS OUTSIDE OF THE TEMPORARY CONSTRUCTION LIMITS TO
REMAIN UNDISTURBED.
S. DAMAGED EDGES OF ASPHALT OR CONCRETE SHALL BE SAW CUT
PRIOR TO PATCHWORK.
6. ALL CONSTRUCTION SHALL BE IN STRICT ACCORDANCE WITH CITY
OF RALEIGH AND/OR NCDOT STANDARDS, DETAILS AND
SPECIFICATIONS.
7. ANY DISTURBANCE WITHIN THE RIGHT OF WAY WILL BE REQUIRED
TO BE REPLACED TO CITY OF RALEIGH AND/OR NCDOT STANDARDS
AND INSPECTED.
Plans Prepared By: CAD File Path:
Becky L, Ward, P.E.
IMMONS GROUP .••'�'••
THIS DRAWING PREPARED AT THE
RALEIGH OFFICE
5410 Trinity Road, Suite 102 1 Raleigh, NC 27607
TEL [phone] FAX [phone] www.timmons.com
North Carolina License No. C-1652
Contact —Becky L. Ward P.E., [e-mail]
CITY OF RALEIGH PROJECT MANAGER
TODD RALL, P.E.
[phone]
P.O. BOX 590
RALEIGH, NC 27602
Portal Email: Todd.Rall(kraleighnc.gov
PUBLIC WORKS DEPARTMENT
Right -of -Way Obstruction Notes:
• Lane and Sidewalk closures or detours: Prior to any lane or sidewalk obstruction, the
contractor or engineer shall submit a traffic control and/or pedestrian plan along with a
Right -of -Way Services Application to request the obstruction prior to the start of work.
riehtofwayservicesCc)raleiehnc.eoy far approval.
• The City of Raleigh requires an approved Right -of -Way Obstruction Permit for work an
any public street or sidewalk and NCDOT road within Raleigh's Jurisdiction.
• Ali Traffic Control Signage and practices shall adhere to the Manual on Uniform Traffic
Control, and the latest edition of the NCDOT "Standard Specification for Roadway
Structures", NCDOT "Roadway Standard Drawing Manual", and the NCDOT supplement
to the MUTCD.
• All public sidewalks must be accessible to pedestrians who are visually impaired and/or
people with mobility concerns. Existing and alternative pedestrian routes during
construction shall be required to be compliant with the Public Rights of Way
Accessibility Guidelines (PROWAG), the ADA Standards for Accessible Design and the
Manual on Uniform Traffic Control Devices (MUTCD).
■ Prior to the start of work, the Client shall schedule a Pre -Construction meeting with the
Engineering Inspections Coordinator to review the specific components of the approved
plan, and ensure all permits are issued.
• All permits must be available and visible on site during the operation.
CITY MANAGER
RUFFIN L. HALL
PROJECT SURVEY DATA FOR
1100 OLD ENGLISH COURT
PROVIDED BY:
RWK, PA ENGINEERING AND SURVEYING
DATUM:
HORIZONTAL NAD83
VERTICAL NAVD88
MORPHOLOGIC DATA COLLECTED BY:
TIMMONS GROUP
of R
I
�4
Construction Plans
Sheet Index
1. Title Sheet
2. Existing Conditions and Demolition Plan
3. Erosion Control Plan
4. Proposed Plan
5. Cross Sections
6. Stabilization Plan
7. Erosion Control Details
MARY-ANN BALDWIN
MAYOR
1100 Old English Court
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NOTES:
1. UNDERGROUND UTILITY LOCA TIONS APPROXIMA TE.
CONTRACTOR TO VERIFYALL LOCATIONS PRIOR TO CONSTRUCT/ON.
2. PROPERTY BOUNDARY SHOWM N BASED ON PLANEMETRICS EXCEPT
WHERE E/P LOCATED BY SURVEYOR.
3. PROPERTY TOPOGRAPHIC SURVEY BY. -
RINK, PA ENGINEERING AND SURVEYING
101 W. MA/NSTREET, SUITE202
PO BOX 444
GARNER, NC 27529
[phone]
DATUM:
HORIZONTAL NAD83
VERTICAL NAVD88
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CRITICAL ROOTZONE
EXISTING TREE LINE
EXISTING TREES
—
— BUFFER LIMITS
CONSTRUCTION ACCESS
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60% REVIEW SET
DATE
8-13-2020
D RAW N BY
ie Vander
DESIGNED BY
Abrham Asfaw
CHECKED BY
Becky Ward
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CURB/INLET 16-------- --
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it � / --- �!
SCALE 1 "=10'
0 10' 20'
PUMP ZONE
ACTIVE WORK ZONE
250' MAX
DISCHARGE WITH
STABLE OUTLET
(NOTE 3)
OR ON BEDROCK
DISCHARGE
HOSE Fr
SPECIAL STILLING BASIN
WITH ROCK PAD
F� w
DEWATERING
SEDIMENT PUMP FLOW
AS NEEDED
DIVERSION PUMP
RAW PUMP
BASE FLOW
NOTES:
1. WORK AREA TO BE STABILIZED AT THE END OF EACH WORK DAY.
2. ROCK SILT SCREENS REQUIRED FOR PUMP
AROUND OPERATIONS ARE CONSIDERED INCIDENTAL TO PUMPING.
3. STABLE OUTLET TO CONSIST OF ROCK PLACED IN CHANNEL
FOR ENERGY DISSIPATION AND 45'
ELBOW INSTALLATION AT THE END OF THE PIPING SO THAT
THE WATER DISCHARGES VERTICALLY UP IN THE AIR. THE OUTLET WILL
BE APPROVED BY THE DESIGNER PRIOR TO PUMPING.
TYPICAL PUMP AROUND OPERATION
NO SCALE
SUMP HOLE
OR POOL
'1 INTAKE HOSE
Table 6.10a
Temporary Seeding Specifications
for Winter and Early Spring
Seeding Mixture Spedes Rate (lb/acre)
Rye Grain 120
Seeding Dates
Mountains >2500 ft
<2500 ft.
Piedmont
Coastal Plain
15-Feb to
15-May
1-Feb to
1-May
1-Jan to
1-May
1-Dec to
15-Apr
Soil Amendments
Follow recommendations of soil tests or apply 2 ton/acre ground
agricultural limestone and 750 lb/acre 10-10-10 fertilizer
Mulch
Apply 4,000 lb/acre straw. Anchor straw by tacking with asphalt,
netting or a mulch anchoring tool. Use 400 gallons of tack per acre
or straw covered with pinned netting.
Maintenance
Refertilize if growth is not fully adequate. Reseed, refertilize and
mulch immediately following erosion or damage.
Table 6.10a Temporary Seeding Specifications for Summer
Seeding Mixture Spedes Rate (lb/acre)
German Millet 40
In the Piedmont and Mountains, a small -stemmed sundangrass may
be substituted at a rate of 50lb/acre.
Seeding Dates
Mountains 15-May to 15-Aug
Piedmont 1-May to 15-Aug
Coastal Plain 15-Apr to 15-Aug
Soil Amendments
Follow recommendations of soil tests or apply 2 ton/acre ground
agricultural limestone and 750 lb/acre 10-10-10 fertilizer
Mulch
Apply 4,000 lb/acre straw. Anchor straw by tacking with asphalt,
netting or a mulch anchoring tool. Use 400 gallons of tack per acre
or straw covered with pinned netting.
Maintenance
Refertilize if growth is not fully adequate. Reseed, refertilize and
mulch immediately following erosion or damage.
TEMPORARY SEEDING SPECIFICATIONS
NO SCALE
Table 6.10a Temporary Seeding Specifications for Fall
1. TREES, SHRUBS, AND HEDGES: THE CONTRACTOR SHALL PROTECT ALL TREES AND SHRUBS OUTSIDE OF THE LIMITS OF
DISTURBANCE. THE CONTRACTOR IS ALSO REQUESTED TO SAVE ALL OTHER EXISTING TREES AND SHRUBS WHERE
POSSIBLE. TREE ROOTS EXPOSED AND/OR DAMAGED DURING CONSTRUCTION SHALL BE PRUNED USING EQUIPMENT
SPECIFICALLY DESIGNED FOR PRUNING. ALL PRUNING SHALL BE ACCOMPLISHED BY AN ISA CERTIFIED ARBORIST.
2. GRASSED SURFACE RESTORATION: ALL EXISTING GRASSED AREAS DISTURBED DURING CONSTRUCTION ARE TO BE
SEEDED AND MULCHED PER THE SPECIFICATIONS UNLESS OTHERWISE INDICATED ON THE DRAWINGS OR AS DIRECTED
BY THE ENGINEER.
3. EXISTING DECK: THE CONTRACTOR SHALL DOCUMENT THE EXISTING DECK CONDITON AND PREVENT FURTHER DAMAGE
TO THE EXISTING STRUCTURE DURING CONSTRUCTION. REPAIRS TO THE EXISTING DECK IS NOT A PART OF THIS
CONTRACT.
4. STOCKPILE AREAS: ALL STOCKPILE AREAS SHALL BE AT LEAST 50 FEET FROM ANY STREAM OR STORMWATER
STRUCTURE AND SHALL BE PROTECTED WITH APPROPRIATE EROSION CONTROL MEASURES.
5. ALL CONSTRUCTION SHALL BE IN STRICT ACCORDANCE WITH CITY OF RALEIGH AND/OR NCDOT STANDARD DETAILS AND
SPECIFICATIONS.
6. ANY DISTURBANCE WITHIN THE RIGHT-OF-WAY WILL BE REQUIRED TO BE REPLACED TO THE CITY OF RALEIGH AND/OR
NCDOT STANDARDS AND INSPECTED.
7. CONTRACTOR SHALL INSTALL EROSION CONTROL MEASURES IN ACCORDANCE WITH THE LATEST CITY OF RALEIGH
STANDARD DETAILS AS FOUND ON THE CITY WEBSITE:
HTTP:HWWW.RALEIGHNC.GOV/BUSINESS/CONTENT/PLANDEV/ARTICLES/DEVSERV/DRAWINGSSTANDARDDETAILSINDEX.HTML
CONSTRUCTION SEQUENCE:
1. INSTALL ALL TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES. LIMIT CLEARING AND LAND DISTURBING ACTIVITY
TO THE AREA NECESSARY TO INSTALL THE MEASURES.
2. COMMENCE LAND DISTURBING ACTIVITY.
3. INSTALL ADEQUATE EROSION AND SEDIMENT CONTROL MEASURES AND/OR INCREASE MAINTENANCE FREQUENCY WHERE
APPROVED MEASURES FAIL TO PREVENT ACCELERATED EROSION, OFF -SITE SEDIMENTATION, OR REPETITIVE
NON-COMPLIANCE ISSUES.
4. MOBILIZE TO THE STREAM AT SOUTHEAST SIDE OF THE EXISTING BUILDING.
5. PERFORM CLEARING, GRUBBING, AND DEBRIS REMOVAL AS SHOWN ON THE PLANS.
6. INSTALL STREAM PUMP -AROUND OR OTHER STREAM DIVERSION MEASURE TO PROTECT WORK AREA ALONG STREAM.
7. WORKING FROM UPSTREAM TO DOWNSTREAM RECONSTRUCT EASTERN BANK WITH GABION AND RENOMATTRES, INSTALL
RIFFLE AND ROCK TOE. SEED AND MAT DAILY AS WORK PROGRESSES.
8. REMOVE TEMPORARY PUMP -AROUND AND BRIDGE MATS.
9. INSTALL WOODY VEGETATION AS CALLED FOR ON THE PLANTING PLAN.
10. SEED ALL DISTURBED NON -PAVED AREAS. SEEDING AND MULCHING SHALL BE PER THE PLANS AND SPECIFICATIONS.
11. MAINTAIN ALL EROSION AND SEDIMENT CONTROL MEASURES IN GOOD WORKING ORDER. INLET PROTECTION, AND OTHER
SIMILAR MEASURES MUST BE CLEANED OUT BEFORE THEY ARE HALF FULL. CLOGGED STONE FILTERS MUST BE
REFRESHED/REPLACED.
12. REMOVE EROSION CONTROL MEASURES ONLY AFTER THE SITE IS STABILIZED AND APPROVAL HAS BEEN OBTAINED BY THE
CITY PROJECT MANAGER.
DISTURBED AREA= 10,333 SF. 0.24 AC.
LEGEND:
EXISTING CONTOURS
324
PROPOSED CONTOURS
- - - - - -
PROPERTYLINE
L13D L13D L13D
LIMITS OF DISTURBANCE
SF SF SF
SILT FENCE
TP
TREE PROTECTION
�. = -----
EXISTING SANITARY SEWER
— — — — —
EXISTING STREAM CENTERLINE
CRITICAL ROOTZONE
EXISTING TREE LINE
EXISTING TREES
—
— BUFFER LIMITS
CONSTRUCTION ACCESS
TREE REMOVAL
OUTLINE TOP LAYER OF BASKETS
------------------------- OUTLINE BOTTOM LAYER BASKETS
Seeding Mixture Spedes Rate (lb/acre)
Rye Grain 120
In the Piedmont and Mountains, a small -stemmed sundangrass may
be substituted at a rate of 50lb/acre.
Seeding Dates
Mountains 15-Aug to 15-Dec
Coastal Plain and 15-Aug to 30-Dec
Piedmont
Soil Amendments
Follow recommendations of soil tests or apply 2 ton/acre ground
agricultural limestone and 750 lb/acre 10-10-10 fertilizer
Mulch
Apply 4,000 lb/acre straw. Anchor straw by tacking with asphalt,
netting or a mulch anchoring tool. Use 400 gallons of tack per acre
or straw covered with pinned netting.
Maintenance
Repair and refertilize damaged areas immediately. Topdress with
50lb/acre of nitrogen in March. If it is necessary to extent
temporary cover beyond June 15, overseed with 50lb/acre Kobe
(Piedmont and Coastal Plain)
late February or early March
60% REVIEW SET
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D RAW N BY
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DESIGNED BY
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CHECKED BY
Becky Ward
SCALE
AS -NOTED
JOB NO.
363.009
SHEET NO.
3
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Class B
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PLANTING NOTES: 0 10 20'
1 WOODY SPECIES TO BE PLANTED WITH A COMBINATION OF A MINIMUM OF 6' THE FOLLOWING TREES AND SHRUBS' PLANTING ZONES
(ROOTED PLANT PLUGS/TUBELINGS - 12 -18" IN HEIGHT. LIVE STAKES MAY BE USED UPON APPROVAL BY THE
ZONE A
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SUBMIT PLANT QUANTITIES BY SPECIES AND ZONE FOR APPROVAL PRIOR TO PLANTING. ZONE B
AMELANCHIER ARBOREA - SERVICE BERRY ZONE C
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2. STREAM BANKS TO BE MATTED WITH FIBERWONDERS COIR MAT C-700 OR APPROVED EQUAL. PLACE RIPARIAN SEED,
EROSION CONTROL SEED AND THIN LAYER OF STRAW PRIOR TO MATTING INSTALLATION. SEE COIR MATS CHANNEL
INSTALLATION DETAIL SHEET 7.
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200 MILES OF THE PROJECT SITE.
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POTASH 50-70 LBS/AC
WATERING REQUIREMENTS ONCE/WEEK IF NO RAIN
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APPLICATION RATE 25 LBS/AC.
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PLANTING ZONES
ROOTED
RIPARIAN
LAWN SEED
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NOTES
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270
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2. IF MUD IS NOT REMOVED FROM THE VEHICLE TRAVELING
OVER THE STONE, THEN THE TIRES OF THE
VEHICLE MUST BE WASHED BEFORE ENTERING THE
PUBLIC ROAD OR THE LENGTH OF THE CONSTRUCTION
ENTRANCE EXTENDED.
NEW CONSTRUCTION
15' MIN.
- c o
0 00 0 o
12" MIN.
:) ao0o o
000
III
0°
ICI
o 0
�
MAINTENANCE:
ADD ADDITIONAL STONE AND "FLUFF" TOP
DRESSING WITH 2" STONE.
SEE N.C. DEQ EROSION and SEDIMENT
CONTROL PLANNING and DESIGN MANUAL
FOR CONDITIONS WHERE PRACTICE APPLIES;
PLANNING CONSIDERATION & DESIGN CRITERIA.
TOP OF BANK
'c"L POST
BEN WIRE FABRIC
%RNING SIGN
)RANGE, UV RESISTANT MIN. 10 GA.
iIGH - TENSILE STRENGTH LINE WIRE
)OLY BARRICADE FABRIC (TYPICAL)
IIIII-11
II
II
SIDE VIEW
NOTE: FOR TREE PROTECTION ONLY
8' MAX.
PLASTIC OR
/ WIRE TIES
MIN. 12-1/2 GA.
INTERMEDIATE
WIRES
GRADE
IIIII=11'
PROVIDE WARNING
LANGUAGE IN BOTH
ENGLISH AND SPANISH,
FRONT VIEW AS SHOWN
40"
�T TREE PROTECTION AREA
DO NOT ENTER
ZONA DE PROTECCION M
M PARA ARBOLES - NO ENTRE
v�
WARNING SIGN DETAIL
NOTES:
1. TREE PROTECTION FENCING MUST BE INSTALLED AT A MINIMUM RADIUS OF THE CRITICAL ROOT ZONE
( SEE DETAIL TPP-02 FOR EXAMPLES)
2. THE TREE PROTECTION FENCING MUST REMAIN IN PLACE FOR THE DURATION OF THE PROJECT
UNLESS OTHERWISE APPROVED BY URBAN FORESTRY STAFF.
3. APPROVED IMPACT PROTECTION DEVICES MUST BE REMOVED AFTER CONSTRUCTION WHEN APPLICABLE.
4. SIGNS SHALL BE PLACED AT 50' MAXIMUM INTERVALS. PLACE A SIGN AT EACH END OF LINEAR TREE PROTECTION AND 50'
ON CENTER FOR THE REMAINDER
5. FOR TREE PROTECTION AREAS LESS THAN 200' IN PERIMETER, PROVIDE NO LESS THAN ONE SIGN PER PROTECTED AREA.
6. ATTACH SIGNS SECURELY TO FENCE POSTS AND FABRIC.
7. ADDITIONAL SIGNS MAY BE REQUIRED BY CITY OF RALEIGH BASED ON ACTUAL FIELD CONDITIONS.
8. SIGNS ARE TO BE MADE OF DURABLE, WEATHERPROOF MATERIAL WITH LETTERS A MINIMUM OF 3" HIGH, CLEARLY LEGIBLE
AND SPACED AS SHOWN.
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C
STANDARD TREE PROTECTION FENCE
2
bAbL Ur JINLAVI
TOP VIEW
1'-6" MIN. TOP OF BANK—
'
DEN STAKES
STREAM BED FRONT VIEW
NOTES:
1. CHECK SLOTS TO BE CONSTRUCTED AT 25' INTERVALS.
2. ALL MATTING TO BE SECURED WITH WOODEN STAKES ACCORDING
TO THE SPECIFICATIONS AT 5' INTERVALS.
3. FABRIC OVERLAP WHEN 2 ROWS OF MATERIAL ARE USED SHALL BE PLACED
WITH THE UPPER ROW OF MATERIAL PLACED OVER THE LOWER ROW OF MATERIAL.
4. TRENCH MATTING AT TOP AND BOTTOM OF MAT AS SHOWN IN DETAIL
5. OVERLAP FABRIC IN DIRECTION OF FLOW WITH MATTING UPSTREAM ON TOP
OF DOWNSTREAM MAT.
6. MATTING WILL BE INSTALLED ACCORDING TO THE SPECIFICATIONS.
SEDIMEN
CONTROL
STONE
1'-6" MIN.
�3' MAX.
_..RUCTURAL STONE
CROSS SECTION
NOTES:
USE CLASS B STONE FOR STRUCTURAL STONE AND PAY FOR AT THE CONTRACT UNIT PRICE
PER TON STONE FOR EROSION CONTROL, CLASS B. USE NO. 5 OR NO. 57 STONE FOR
SEDIMENT CONTROL AND PAY FOR AT THE CONTRACT UNIT PRICE PER TON SEDIMENT
CONTROL STONE. CONSTRUCT DAM A MAXIMUM OF 1 FOOT ABOVE NORMAL FLOW DEPTH.
HARDWARE CLOTH 1/4" - 1/2"
MESH OPENING) OV R
DEWATERING HOLES
1/
\I/
CURB INLET
,lam/
\I/
NO. 57
WASHED STONE
PERSPECTIVE VIEW
MAINTENANCE: CLEAN OUT AT 50% CAPACITY
LIFE OF FENCING: 6-9 MONTHS
NOTES:
1. FLOW SHALL NOT RUN PARALLEL WITH THE FENCE.
2. END OF SILT FENCE NEEDS TO BE TURNED UPHILL.
3. SEE NC DEQ SEDIMENT DESIGN MANUAL FOR CONSTRUCTION
SPECIFICATIONS, WHERE PRACTICE APPLIES AND PLANNING
CONSIDERATIONS.
4. SILT FENCE SHOULD NOT BE USED ALONE BELOW GRADED
SLOPES GREATER THAN 10' IN HEIGHT.
MIN. 10 GA.
LINE WIRES
SILT FENCE
3 SCALE: NOT TO SCALE
STEEL POST
WOVEN WIRE FABRIC
FILL SLOPE
GRADE
SILT FENCE GEOTEXTILE FABRIC
SIDE VIEW
IIII■�■■■■■■■■■■■■IIIII
11
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II
II
2.1 SLOPE
NO. 57
FILTERED WATER
WASHED STONE
SEDIMENT
LADEN
RUNOFF
2"X4"
CONCRETE
OVERFLOW
STUD BRACE
BLOCK
0
°
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`oea°
HARDWARE CLOTH (1/4" - 1/2"
°
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MESH OPENING) OVER
°
o° III
DEWATERING HOLES
,
CONCRETE GUTTER
CURB INLET
CROSS SECTION
VIEW
NOTES:
1. TWO CONCRETE BLOCKS SHALL BE PLACED ON THEIR SIDES ABUTTING THE CURB AT EITHER SIDE
OF THE INLET OPENING, A 2" X 4" STUD SHALL BE CUT AND PLACED THROUGH THE OUTER HOLES OF
THE SPACER BLOCKS TO BRACE THE FRONT BLOCKS. FRONT BLOCKS ARE PLACED ON THEIR SIDES
ACROSS THE INLET AND ABUTTING THE SPACER BLOCKS.
2. WIRE MESH OR HARDWARE CLOTH WITH 1/4" - 1/2" OPENINGS SHALL BE PLACED OVER THE OUTSIDE
VERTICAL FACE (WEBBING) OF THE BLOCKS, TO PREVENT STONE FROM BEING WASHED THROUGH THE
HOLES IN THE BLOCKS.
3. STONE SHALL BE PILED AGAINST THE WIRE TO THE TOP OF THE BLOCK. (NO. 57 WASHED STONE)
4. CHECK DEVICE AFTER EACH RAIN AND REPLACE WASHED STONE IF IT CLOGS WITH SEDIMENT.
PLASTIC OR
WIRE TIES
MIN. 12-1/2 GA.
INTERMEDIATE
WIRES
GRADE
IIIIIIII=1�
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8-13-2020
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DRAWN BY
have Vandergrif
DESIGNED BY
Abrham Asfaw
CHECKED BY
Becky Ward
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COIR MATS CHANNEL INSTALLATION
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SCALE: NOT TO SCALE
ROCK SILT SCREEN
5 SCALE: NOT TO SCALE
CURB INLET PROTECTION
6 SCALE: NOT TO SCALE
60% REVIEW SET
JOB NO.
363.009
SHEET NO.
7