NCC223390_Site Plan or Location Map_20220930

STAGE 4 CONSTRUCTION SEQUENCE
1. CONTINUE TO MAINTAIN EROSION CONTROL DEVICES.
2. THE CONTRACTOR SHALL CONTINUE TO CONDUCT SELF -INSPECTIONS OF THE EROSION AND SEDIMENT CONTROL
MEASURES AND COMPLETE THE FOLLOWING COMBINED SELF -INSPECTION FORM FOUND ON THE DEMLR WEBSITE;
(HTTP:HDEQ.NC.GOV/ABOUT/DIVISIONS/ENERGY-MINERAL-LAND-RESOURCES/EROSION-SEDIMENT-CONTROL/FORMS).
COMPLETE INSPECTIONS FORMS SHALL BE KEPT ON -SITE AND AVAILABLE FOR INSPECTION AT ALL TIMES. IT IS
RECOMMENDED THAT A COPY BE KEPT IN A PERMITS BOX. SELF -INSPECTIONS FOR STABILITY AND FUNCTION OF
EROSION AND SEDIMENTATION CONTROL MEASURES ARE TO BE PERFORMED AT LEAST ONCE EVERY SEVEN
CALENDAR DAYS AND WITHIN 24 HOURS OF EACH RAINFALL EVENT OF GREATER THAN 0.5 INCH. ANY NEEDED
REPAIRS SHALL BE MADE IMMEDIATELY TO MAINTAIN MEASURES AS DESIGNED. ALL EROSION AND SEDIMENTATION
CONTROL MEASURES SHALL BE MAINTAINED AS SPECIFIED IN THE CONSTRUCTION DETAILS ON THIS PLAN. A RAIN
GAUGE SHALL BE INSTALLED AT THE PROJECT SITE FOR MONITORING.
3. A COPY OF THE EROSION AND SEDIMENT CONTROL PERMIT, A HARD COPY OF THE PLAN, AND ALL SELF -INSPECTION
RECORDS MUST BE KEPT ON -SITE, PREFERABLY IN A PERMITS BOX, AND ACCESSIBLE AT ALL TIMES FOR
INSPECTION.
4. CONTINUE SITE FINE GRADING. INSTALL ADDITIONAL EROSION CONTROL MEASURES AS REQUIRED.
5. BEGIN CURB AND GUTTER, CONCRETE, PAVEMENT AND BUILDING CONSTRUCTION.
7. CONTINUE STORM DRAINAGE SYSTEM, OTHER SITE UTILITY, AND PUBLIC UTILITY EXTENSION CONSTRUCTION.
INSTALL INLET PROTECTION AROUND ALL INLETS AND "SILT SACKS" INSIDE OF INLET AS STORM DRAINAGE SYSTEM
IS CONSTRUCTED. ONCE SUB -BASE HAS BEEN ADDED TO ALL PAVED AREAS, REMOVE INLET PROTECTION AROUND
INLETS AND MAINTAIN "SILT SACKS" INSTEAD. CONTRACTOR SHALL UTILIZE AN 8'x10' SILT BAG FOR ANY UTILITY
TRENCH DEWATERING OPERATIONS.
8. RESEED/STABILIZE DISTURBED AREAS IMMEDIATELY AFTER GRADES HAVE BEEN ACHIEVED. TEMPORARY
VEGETATIVE COVER SHALL BE PROVIDED WITHIN 7 DAYS ON PERIMETER AREAS AND SLOPES GREATER THAN 3:1.
TEMPORARY VEGETATIVE COVER SHALL BE PROVIDED WITHIN 14 DAYS ON ALL OTHER AREAS. PERMANENT
GROUNDCOVER SHALL BE ESTABLISHED IN 15 WORKING DAYS OR 90 CALENDAR DAYS, WHICHEVER IS SHORTER.
\q HOWEVER, NPDES GROUNDCOVER REQUIREMENTS TAKE PRECEDENCE.
i 9. CONTINUE TO MAINTAIN EROSION CONTROL MEASURES UNTIL VEGETATIVE COVER HAS BEEN ESTABLISHED OVER
ALL DISTURBED AREAS AND SITE HAS BEEN STABILIZED. REMOVE EROSION CONTROL MEASURES ONLY AFTER
FINAL INSPECTION AND APPROVAL BY INSPECTOR.
10. WHEN THE PROJECT IS COMPLETE, THE PERMITTEE SHALL CONTACT DEMLR TO CLOSE OUT THE E%SC PLAN.
AFTER DEMLP INFORMS THE PERMITTEE OF THE PROJECT CLOSE OUT, VIA INSPECTION REPORT, THE PERMITTEE
SHALL VISIT deq.nc.gov/NCGO1 TO SUBMIT AN ELECTRONIC NOTICE OF TERMINATION (e-NOT). A $100 ANNUAL
- - - \ GENERAL PERMIT FEE WILL BE CHARGED UNTIL THE e-NOT HAS BEEN FILLED OUT.
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SITE DATA
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OWNER/: RED OAK APARTMENTS, LLC
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DEVELOPER 6749 LAKE DALE WAY
CLEMMONS, NORTH CAROLINA27012
PHONE: [phone]
FAX: [phone]
MATT RAAB
email: [e-mail]
p�L�NRD
ENGINEER: ALLIED DESIGN, INC.
SITE
4720 KESTER MILL ROAD
WCREEK RD
WINSTON-SALEM, NC 27103
RE�OPKRO
PHONE: [phone]
uSNWY15s
FAX: [phone]
HiL�SipEWAY
STEVE M. CAUSEY, P.E.
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email: [e-mail]
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TEMPORARY SKIMMER
SEDIMENT BASIN #1
DISTURBED AREA=4.85 AC
DRAINAGE AREA=4.85 AC
REQ'D VOLUME=8,730 CF
Q10=CxlxA
(0.35x5.5 IN/HRx4.85 AC)=9.3 CFS
REQ'D SURFACE AREA=Q10x325
9.3x325=3,023 SF
SURFACE AREA LENGTH=130'
SURFACE AREA WIDTH=78'
WEIR LENGTH=8.8' (REQUIRED)
WEIR LENGTH=10' (PROVIDED)
OUTLET STRUCTURE UTILIZED FOR WEIR
BOTTOM OF BASIN=455.00
SURFACE AREA=461.00
TOP OF DAM=462.00
DEPTH OF STORAGE=6.0'
SURFACE AREA PROVIDED=3,058 SF
SURFACE AREA ELEVATION=455.68
VOLUME PROVIDED=8,768 CF
VOLUME ELEVATION=457.30
2.0" SKIMMER W/ 1.50" ORIFICE
DEWATERING TIME=4.13 DAYS
3:1 SIDE SLOPES
10' EMBANKMENT WIDTH
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VICINITY MAP
NOT TO SCALE
NOTE:
DIVERSION BERMS MAY REQUIRE
ADDITIONAL CUT OR FILL IN ORDER
TO PROPERLY DIVERT RUNOFF.
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EROSION CONTROL LEGEND
ALL SYMBOLS NOT SHOWN EVERY SHEET
TEMPORARY CONSTRUCTION ENTRANCE/EXIT.
- SF- SF- TEMPORARY SEDIMENT FENCE.
SgfflSF_ TEMPORARY SEDIMENT FENCE WITH STONE
- STABILIZATION.
?)) TEMPORARY DIVERSION BERM.
TREE LINE.
TEMPORARY SKIMMER SEDIMENT BASIN.
TEMPORARY COIR, JUTE, OR BURLAP BAFFLES.
TEMPORARY EMERGENCY SPILLWAY.
�y TEMPORARY SKIMMER DEVICE.
j${ OUTLET STABILIZATION PAD.
CTEMPORARY STONE CHECK DAM.
TEMPORARY WIRE AND STONE INLET FILTER. INLET
FILTER SHALL STAY IN PLACE UNTIL CURB AND
SUBBASE IS INSTALLED. ONCE CURB AND SUBBASE
IS INSTALLED FILTER SHALL BE REMOVED AND "SILT
SACK" SHALL REMAIN.
- - - - DISTURBED LIMITS.
TEMPORARY 18" CPP SLOPE DRAIN, SLOPE DRAINS
SHALL BE INSTALLED/RE-INSTALLED ON SLOPES AT 8'
INTERVALS MEASURED VERTICALLY.
TEMPORARY ON -SITE CONCRETE WASHOUT
®� STRUCTURE WITH LINER NEAR CONSTRUCTION
ENTRANCE. PROVIDE CLEARLY MARKED SIGNAGE
NOTING DEVICE LOCATION.
POSSIBLE TEMPORARY
STOCKPILE/STORAGE/STAGING AREA.
TEMPORARY EROSION CONTROL MATTING FOR
TEMPORARY DIVERSION BERM. PROVIDE CHANNEL
LINING NAG S75 WITH STAPLE PATTERN D.
EXISTING STUMPING/GRUBBING/STRIPPING.
O# DIVERSION BERM NUMBER.
�# SWALE NUMBER.
GRAPHIC SCALE 20 40 so
( IN FEET )
1 inch = 40 ft.
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STAGE 5
EROSION
CONTROL
PLAN
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