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HomeMy WebLinkAboutfd pg5w 1 Or I I CATCH BASIN TOP 444.12 CATCH BASIN INV. IN 440.60 TOP 444.95 INV. OUT 440.57 I I INV. IN WT 440.0 SIN 15" R�'_ SW .12 IPS 83,29.21 - E 450 s.e3 3.32 VENTURE PROPERTIES M. LLC � �} - I D.B. 2890, PG. 877 FES TRACT 3 a INV, OUT 435.93 P.B. O0 9 PG. 8-3236 - - - - - � 9 PIN N0. 9586 -78 -3233 1 rc ZONING: COMM �� I I EOP \ Q 10 LAND USE: VACANT _ �- \ L _ JUNCTION Box TOP 437.14 300 AI ` 60 PRIVA g1V. (NLL OF ) JINV, OUT 135.24 �� � _- I ,-�. � � MANHOLE P.B. 010. IPS o BENCHMARK EOP ��� �S�OT V GRAVEL TOP I x 436 \ v COTTON SPIKE SET -� �/ CONSTRUCTION INV. IOUT 34366✓!f 1 ELEV. =437.47' ,� ENTRANCE ss--� /NAw. 88 A 20 SEWER EASEMENT q -- \ � - _ ROCK CHECK DAM / �� P.B. 2010. P�674 -676 0 - TYPICAL _ � -ss d ` TOP 436.99 4 / -SS -- ASPHA�A4 ^,h'G -�- °1 1 INV. IN 429.69 �- 33�p N --- \ I TOP 436.45 1 \ INV. (FULL OF SAND) 7�.i3 \ u •' \ IMITS OF DISTURBANCE 83 29 2 \ d 1 \ '4 _ I I o a S � W 1 1 g FER ® ® ® 1 20 ETBA K LIN \ \ I I 1 TE�PO D RSION 9"S DITCH (TYP.) 1 BOCK & GRAVEL I 1 ' INLET PROTECTION �' I (TYPICAL) 1 c o 0.66 TEMPORARY SKIMMER SEDIMENT BASIN SIZING DENUDED AREA, DA = 1.70 AC, DRAINAGE AREA, A = 1.70 AC. RUNNOFF COEFFICIENT, C = 0.30 TIME OF CONCENTRATION, TIC = 5 MIN RAINFALL DESIGN STORM = 10 YEAR RAINFALL INTENSITY, 1 = 7.2 IN /HR PEAK FLOW, 0 = CIA = (0.30)(7.2)(1.70) 0 = 3.67 CFS SURFACE AREA REQUIRED = (325)0 = (325)(3.67) = 1,193 SF SURFACE AREA PROVIDED = 1,232 SF ® ELEV. 430 SEDIMENT VOLUME REQUIRED = 1800 CF /AC x DA = (1800)(1.70) = 3,060 CF SEDIMENT VOLUME PROVIDED = 3,308 CF 0 ELEV. 430 TOP OF BERM ELEV. = 431.50 EMERGENCY SPILLWAY = 10.0' WIDE SPILLWAY ELEVATION = 430.5 SKIMMER SIZE = 2" DIAMETER W/ 1.00" ORIFICE DEWATERING TIME = 3.45 DAYS EROSION CONTROL LEGEND SF SF SILT FENCE CENTERLINE OF CHANNEL LIMITS OF DISTURBANCE STD ==>TD TEMPORARY DIVERSION 13 Et o- a TREE PROTECTION FENCE PERMANENT SEEDING - SHO ILDERS. SIDE DITCHES SLOPES (MAX 3:1) DATE TYPE AUG. 15- NOV. 1 TALL FESCUE NOV. 1 - MAR,1 TALL FESCUE AND ABRUZZI RYE *(NURSE CROP) MAR. 1 - APR. 15 TALL FESCUE APR. 15- JUN. 30 HULLED COMMON BERMUDAGRASS PERMANENT SEEDING - SLOPES (3:1 TO 2:1) AUG. 15 -NOVA TALL FESCUE AND SERICEA LESPEDEZA (UNHULLED. UNSCARIIED) NOV. 1 -MARA TALL FESCUE AND CERICEA LESPEDEZA (UNHULLED. UNSCARIFIED) AND ABRUZZI RYE MAR, 1 -JUNE 1 TALL FESCUE AND SERICEA LESPEDEZA (SCARIFIED) MAR. 15 -JUNE 30 WEEPING LOVEGRASS AND SCRICEA LESPEDEZA (SCARIFIED) MAR 15 -JUNE 30 HULLED COMMON BERMUDAGRASS AND SERICEA LESPEDEZA (SCARIFIED) TEMPORARY SEEDING JUNE 1 -SEPT. A TALL FESCUE -(NURSE ORDSOORRGHUMTOP ANHYBRIIS -(NURSE CONSULT CONSERVATION ENGINEER OR SOIL CONSERVATION SERVICE FOR ADDITIONAL INFORMATION CONCERNING OTHER ALTERNATIVES FOR VEGETATION OF DENUDED AREAS THE ABOVE VEGETATION RATES ARE THOSE WHICH DO WELL UNDER LOCAL CONDITIONS; OTHER SEEDING RATE COMBINATIONS ARE POSSIBLE. -NURSE CROP/TEMPORARY - RESEED ACCORDING TO OPTIMUM SEASON FOR DESIRED PERMANENT VEGETATION. DO NOT ALLOW TEMPORARY COVER TO GROW OVER 12" IN HEIGHT BEFORE MOWING. OTHERWISE FESCUE MAY BE SHADED OUT. MULCH WITH WHEAT STRAW AT 2.000 LOS /AC. PI ANTING RATE 200 LOS /ACRE 200 LOS . /ACRE 25 LBS. /ACRE 205 LLB /ACRE 10 LBS /ACRE 40 TO 50 15 LBS/ACRREES, 40 TO 50 LBS, 200 LBS /ACRE 30 LOS /ACRE 436 1 v - I - \ 134 1 I I ® 15' 0 436 Ln 0 Q i P C 11 m rl m FAMI Y DOLLAR (8250 sf� oil I F.F.E. = 4 6.6T \ y g •70 O I BL K &GRAVEL A3g 2 0 / INL PROTECTION x•435 / (TYPICAL) / 43 o 4 '-' I 1 ° / I I SS _ I LIMIT OF DISTURBAN r - - \ T Y DIVERSION 1 Designer wa(R Scale 1" = 20• Drawn By Date 1/30/13 Checked By job No. DM 02120304 DITCH (TYP.) o i \ 9 I 40 \ I 1 430.1V� \ 1n 1 I 1 BE IN SILT fE CE I y I �r ■ 1 WE ■ :- " + 1 431.5+ i +431.5 / SF 4 N SF I / / I / LEAVE A 10• GAP IN ISILT FENCE AT SPILLWAY II 436 I ROCK DO I INLET PROkCTION (TYPICAL) - 4T. 1 1 1 FAMILY DOLLAR STORE - #705283 Harnett County North Carolina _ I-- - EROSION CONTROL NARRAI IVE: THE 1.1 ± ACRE SITE IS LOCATED ON BUFFALO LAKE ROAD IN HARNETT COUNTY_ THE EXISTING SITE I SPARTIALLY CLEAR AND PARTIALLY WOODED_ "THE DEVELOPMENT WILL BECOME A RETAIL FAMILY DOLLAR STORE. THE SITE DRAINS TO THE SOUTH ANDWEST, AND DRAINS INTO THEUPPER LITTLE RIVER WHICH DRAINS EAST INTO TI IF CAPE FEAR RIVER. SOIL TYPES CONSIST OF COSTAL PLAIN SANDS. SEDIMENT RUNOFF WILL BE CONTROLLED WITH THE INSTALLATION OF DIVERSION DITCHES, SILT FENCE, AND A SKIMMER BASIN.. PROJECT NOTES 1. ALL LAND DISTURBING ACTIVII IES SHALL BE CONDUCTED IN ACCORDANCE WITH THE SEDIMENTATION AND EROSION CONTROL STANDARDS AND PRACTICES PRESCRIBED BY NCDLQ. 2. ALL TEMPORARY EROSION CON FROL MEASURES SHALL BE MAINTAINED IN PROPER WORKING CONDLT)ON DURING THE PERIOD OF -ASEMENT CONSTRUCTION. 676 c 3. SEE SHEETS 6.0 & 6.1 FOR EROSION CONTROL DETAILS AND MAINTENANCE. 4. THIS PROPERTY IS LOCATED IN FLOOD ZONE "X" PER THE FEMA MAP 3710958600J, DATED 712/2004. 5. RECEIVING WATERCOURSE - CAPE FEAR RIVER. 6. LATITUDE AND LONGITUDE - 35018'30" N 79 °02'36" W EROSION CONTROL NOTES: 1. SLOPES SHALL BE NO STEEPER l I LAN 3:1 WITHOUT APPROVAL FROM THE ENGINEER. 2. TEMPORARY SILT FENCE MAY BE REQUIRED TO BE INSTALLED IN AREAS WHERE SEDIMENT BASINS HAVE BEEN REMOVED, GRADED, AND SEEDED. -� THE SILT FENCE SHALL REMAIN IN PLACE UNTIL GRASS IS ESTABLISHED. 3. ALL EROSION AND SEDIMENTATION CONTROL PRACTICES WILL BE CHECKED FOR STABILITY AND OPERATION FOLLOWING EVERY RUNOFF - PRODUCING RAINFALL BUT IN NO CASE LESS THAN ONCE EVERY WEEK. ANY NEEDED REPAIRS WILL BE MADE IMMEDIATELY TO MAINTAIN ALL PRACTICES AS DESIGNED. 4. SEDIMENT WILL BE REMOVED FROM BEHIND THE SILT FENCE WHEN IT BECOMES ABOUT 6- INCHES DEEP AT THE FENCE. THE SILT FENCE WILL BE REPAIRED AS NECESSARY TO MAINTAIN A BARRIER. LIMITS OF DISTURBANCE 5. ALL SEEDED AREAS WILL BE FERTILIZED, RESEEDED AS NECESSARY, AND MULCHED ACCORDING TO THE SPECIFICATIONS IN THE LANDSCAPE PLAN TO MAINTAIN A VIGOROUS, DENSE VEGETATIVE COVER. 6. THE TREE PROTECTION FENCE SHALL BE MAINTAINED ON THE SITE UNTIL ALL SITE WORK IS COMPLETED AND THE FINAL SITE INSPECTION HAS TEMPORARY DIVERSION TAKEN PLACE. �- DITCH (TYP.) I )1 .1 I - �J� LIMITS OF DISTURBANCE TEMPORARY DIVERSION DITCH (TYP.) RIP -RAP OUTLET 8•W x 22"D x 121 AVG. V DIN. CLASS B STONE 0- 6.48 CFS FLOW DEPTH= 1.08• VEL.= 4.74 FPS EROSION CONTROL PLAN CONSTRUCTION SEQUENCE: DO NOT START WORK UNTIL RECEIPT OF ALL NECESSARY PLAN AND PERMIT APPROVALS INCLUDING LAND DISTURBANCE PERMIT. 1. CALL NCDENR/LQS 910-433 -3300 TO SCHEDULE A PRE -CONSTRUCTION CONFERENCE AT LEAST FIVE WORKING DAYS BEFORE BREAKING GROUND. 2. INSTALL CONSTRUCTION ENTRANCE. CLEAR ONLY AS NECESSARY TO INSTALL TREE PROTECTION FENCE, SILT FENCE, TEMPORARY DIVERSIONS AND GRADING FOR TEMPORARY SKIMMER BASIN. INSTALL TEMPORARY DIVERSIONS CHANNEL LINERS IF NOTED. SEED /MULCH AND ANCHOR ALL SEDIMENT AND EROSION CONTROL MEASURES UPON INSTALLATION, SEE TEMPORARY SEEDING SCHEDULE. 3. CALL FOR ON -SITE INSPECTION BY NCDENR, LAND QUALITY AT 910-433 -3300. IF APPROVED BEGIN CLEARING AND GRADING OF REMAINDER OF DISTURBED LIMITS. 4. BEGIN FINISHED GRADING, FILLING AND COMPACTION OF SITES. S. CONTRACTOR SHALL MAINTAIN SILT FENCE, DIVERSIONS AND SKIMMER BASIN ON A DAILY BASIS. 6. CONTRACTOR SHALL CLEAN OUT SEDIMENT BASIN AS REQUIRED TO MAINTAIN ADEQUATE STORAGE FOR SEDIMENTATION. 7. CONTRACTOR SHALL INSTALL THE STORM DRAINAGE SYSTEM AND ROCK PIPE INLET PROTECTION AT NEW INLET LOCATIONS AS SHOWN ON PLAN. B. BEGIN FINISHED GRADING ACTIVITIES. STABILIZE SITE AS AREAS ARE BROUGHT UP TO FINISHED GRADE WITH VEGETATION. INSPECTION AND MAINTENANCE SHALL BE PERFORMED AFTER EACH RAINFALL EVENT. THE SILT FENCE SHALL BE INSPECTED AND ALL EXCESS MATERIAL SHALL BE REMOVED. ANY DAMAGED AREAS OF SILT FENCE SHALL BE REPAIRED ON A DAILY BASIS. 9. PURSUANT TO G.S. 113A- 57(2), I HE ANGLE FOR GRADED SLOPES AND FILL SHALL BE NO GREATER THAN THE ANGLE THAT CAN BE RETAINED BE VEGETATIVE COVER OR OTHER Y ADEQUATE EROSION -CONTROL DEVICES OR STRUCTURES. IN AN EVENT, SLOPES LEFT EXPOSED WILL, WITHIN 21 CALENDAR DAYS OF COMPLETION OTHERWISE VI PERMANENT N OF ANY PHASE OF GRADING BE PLANTED OR OTHERW S PROVIDED WITH TEMPORARY OR P NENT GROUND COVER, DEVICES OR S 1 RUCTURES SUFFICIENT TO RESTRAIN EROSION. PURSUANT TO GS. 113A- 57(3), PROVISIONS FOR PERMANENT GROUND COVER SUFFICIENT T(1 RESTRAIN EROSION MUST BE ACCOMPLISHED FOR ALL DISTURBED AREAS WITHIN 15 WORKING DAYS OR 90 CALENDAR DAYS (WHICHEVER IS SHORTER) FOLLOWING COMPLETION OF CONSTRUCTION OR DEVELOPMENT. DISTURBED AREAS LEFT INACTIVE BETWEEN ANY PHASE OF GRADING SHALL BE TEMPORARY SEEDED WITHIN 15 WORKING DAYS OR 30 CALENDAR DAYS, WHICHEVER IS SHORTER. PROVISIONS FOR PERMANENT GROUND COVER MUST BE ACCOMPLISHED ON EXPOSED SLOPES 21 CALENDAR DAYS, AND IN REMAINING AREAS WITHIN 15 WORKING DAYS OR 90 CALENDAR DAYS, WHICHEVER IS SHORTER. 10. ALL AREAS AND SLOPES DISTURBED DURING CONSTRUCTION AND EXPOSED SHALL BE STABILIZED WITH TEMPORARY SEEDING AND 0 O $ E G MULCHING WITHIN 15 WORKING DAYS, BUT NO MORE THAN 14 CALENDAR DAYS, FOLLOWING COMPLETION OF ANY PHASE OF GRADING OR PERIOD OF INACTIVTFY. PERMANENT GROUNDCOVER IS TO BE ESTABLISHED FOR ALL DISTURBED AREAS WITH 14 WORKING DAYS, BUT NO MORE THAN 14 CALENDAR DAYS, FOLLOWING COMPLETION OF CONSTRUCTION, COMPLETION OF GRADING OR PERIOD OF INACTIVITY. PERMANENT SEEDING, MULCHING AND GROUND COVER SHALL BE APPLIED TO THE SITE FOLLOWING COMPLETION OF ONSTR CTI C U ON . 11. ALL DISTURBED AREAS TO BE SEEDED AND MULCHED PER PERMANENT SEEDING SCHEDULE WHEN WORK IS COMPLETE. 12. ALL SEDIMENT SHALL BE REMOVED FROM BASIN AND DISPOSED OF IN A LEGAL MANNER. ALL TEMPORARY DIVERSIONS SHALL BE GRADED OUT TO MATCH PRE - CONSTRUCTION GRADES. THE SKIMMER BASIN SHALL BE FILLED TO MATCH THE PRE -CONSTRUCTION GRADES. THESE AREAS SHALL BE SEEDED AND MULCHED PER THE PERMANENT SEEDING SCHEDULE. THE SIFT FENCE SHALL REMAIN IN PLACE UNTIL THESE AREAS HAVE ESTABLISHED VEGETATION. 13. CALL FOR INSPECTION. 14. AFL ER FINAL APPROVAL, REMOVE REMAINING SILT FENCING, AND /OR ANY REMAINING TEMPORARY EROSION CONTROL DEVICES. TOTAL DENUDED AREA - 1.70 AC CARO PREtl Fti AIRY NOT APPR o ° " qft TRUCTION 4v I e F °O^°°°e°e °° ° ° ° °.�_ i ® GRAPHIC SCALE 20 0 10 20 40 KNOW WHAT'S BELOW. CALL BEFORE YOU DIG. 1 inch = 20 TL WITHERS & RAVEN EL Sheet No. ENGINEERS I PLANNERS 1 SURVEYORS C2.1 111 MacKenan Drive Cary, North Carolina 27511 tel: 919-469 -3340 www.withersravenel.com License No. C -0832 w N END SJLri o_ LIN FENCE (TYPO / ALLIED INVESTORS, INC. lr -� D.B. 1145, - 42 N C �- PA2•F OF-TRACT 1 l - P.B. 2010, PG. 674 -676 430 / A PART OF 431.5+ / PIN N0, 9586 -98 -1436 +431 / ZONING: RA -20R & COMM CHETMP� SF / LAND VACANT `ROCK IS � COIR BAFFLES TYP. / SKIMMER, 2" DIAL, WITH 1.00" ORIFICE. \ 4" PVC OUTLET INV. =426.9 FAMILY DOLLAR STORE - #705283 Harnett County North Carolina _ I-- - EROSION CONTROL NARRAI IVE: THE 1.1 ± ACRE SITE IS LOCATED ON BUFFALO LAKE ROAD IN HARNETT COUNTY_ THE EXISTING SITE I SPARTIALLY CLEAR AND PARTIALLY WOODED_ "THE DEVELOPMENT WILL BECOME A RETAIL FAMILY DOLLAR STORE. THE SITE DRAINS TO THE SOUTH ANDWEST, AND DRAINS INTO THEUPPER LITTLE RIVER WHICH DRAINS EAST INTO TI IF CAPE FEAR RIVER. SOIL TYPES CONSIST OF COSTAL PLAIN SANDS. SEDIMENT RUNOFF WILL BE CONTROLLED WITH THE INSTALLATION OF DIVERSION DITCHES, SILT FENCE, AND A SKIMMER BASIN.. PROJECT NOTES 1. ALL LAND DISTURBING ACTIVII IES SHALL BE CONDUCTED IN ACCORDANCE WITH THE SEDIMENTATION AND EROSION CONTROL STANDARDS AND PRACTICES PRESCRIBED BY NCDLQ. 2. ALL TEMPORARY EROSION CON FROL MEASURES SHALL BE MAINTAINED IN PROPER WORKING CONDLT)ON DURING THE PERIOD OF -ASEMENT CONSTRUCTION. 676 c 3. SEE SHEETS 6.0 & 6.1 FOR EROSION CONTROL DETAILS AND MAINTENANCE. 4. THIS PROPERTY IS LOCATED IN FLOOD ZONE "X" PER THE FEMA MAP 3710958600J, DATED 712/2004. 5. RECEIVING WATERCOURSE - CAPE FEAR RIVER. 6. LATITUDE AND LONGITUDE - 35018'30" N 79 °02'36" W EROSION CONTROL NOTES: 1. SLOPES SHALL BE NO STEEPER l I LAN 3:1 WITHOUT APPROVAL FROM THE ENGINEER. 2. TEMPORARY SILT FENCE MAY BE REQUIRED TO BE INSTALLED IN AREAS WHERE SEDIMENT BASINS HAVE BEEN REMOVED, GRADED, AND SEEDED. -� THE SILT FENCE SHALL REMAIN IN PLACE UNTIL GRASS IS ESTABLISHED. 3. ALL EROSION AND SEDIMENTATION CONTROL PRACTICES WILL BE CHECKED FOR STABILITY AND OPERATION FOLLOWING EVERY RUNOFF - PRODUCING RAINFALL BUT IN NO CASE LESS THAN ONCE EVERY WEEK. ANY NEEDED REPAIRS WILL BE MADE IMMEDIATELY TO MAINTAIN ALL PRACTICES AS DESIGNED. 4. SEDIMENT WILL BE REMOVED FROM BEHIND THE SILT FENCE WHEN IT BECOMES ABOUT 6- INCHES DEEP AT THE FENCE. THE SILT FENCE WILL BE REPAIRED AS NECESSARY TO MAINTAIN A BARRIER. LIMITS OF DISTURBANCE 5. ALL SEEDED AREAS WILL BE FERTILIZED, RESEEDED AS NECESSARY, AND MULCHED ACCORDING TO THE SPECIFICATIONS IN THE LANDSCAPE PLAN TO MAINTAIN A VIGOROUS, DENSE VEGETATIVE COVER. 6. THE TREE PROTECTION FENCE SHALL BE MAINTAINED ON THE SITE UNTIL ALL SITE WORK IS COMPLETED AND THE FINAL SITE INSPECTION HAS TEMPORARY DIVERSION TAKEN PLACE. �- DITCH (TYP.) I )1 .1 I - �J� LIMITS OF DISTURBANCE TEMPORARY DIVERSION DITCH (TYP.) RIP -RAP OUTLET 8•W x 22"D x 121 AVG. V DIN. CLASS B STONE 0- 6.48 CFS FLOW DEPTH= 1.08• VEL.= 4.74 FPS EROSION CONTROL PLAN CONSTRUCTION SEQUENCE: DO NOT START WORK UNTIL RECEIPT OF ALL NECESSARY PLAN AND PERMIT APPROVALS INCLUDING LAND DISTURBANCE PERMIT. 1. CALL NCDENR/LQS 910-433 -3300 TO SCHEDULE A PRE -CONSTRUCTION CONFERENCE AT LEAST FIVE WORKING DAYS BEFORE BREAKING GROUND. 2. INSTALL CONSTRUCTION ENTRANCE. CLEAR ONLY AS NECESSARY TO INSTALL TREE PROTECTION FENCE, SILT FENCE, TEMPORARY DIVERSIONS AND GRADING FOR TEMPORARY SKIMMER BASIN. INSTALL TEMPORARY DIVERSIONS CHANNEL LINERS IF NOTED. SEED /MULCH AND ANCHOR ALL SEDIMENT AND EROSION CONTROL MEASURES UPON INSTALLATION, SEE TEMPORARY SEEDING SCHEDULE. 3. CALL FOR ON -SITE INSPECTION BY NCDENR, LAND QUALITY AT 910-433 -3300. IF APPROVED BEGIN CLEARING AND GRADING OF REMAINDER OF DISTURBED LIMITS. 4. BEGIN FINISHED GRADING, FILLING AND COMPACTION OF SITES. S. CONTRACTOR SHALL MAINTAIN SILT FENCE, DIVERSIONS AND SKIMMER BASIN ON A DAILY BASIS. 6. CONTRACTOR SHALL CLEAN OUT SEDIMENT BASIN AS REQUIRED TO MAINTAIN ADEQUATE STORAGE FOR SEDIMENTATION. 7. CONTRACTOR SHALL INSTALL THE STORM DRAINAGE SYSTEM AND ROCK PIPE INLET PROTECTION AT NEW INLET LOCATIONS AS SHOWN ON PLAN. B. BEGIN FINISHED GRADING ACTIVITIES. STABILIZE SITE AS AREAS ARE BROUGHT UP TO FINISHED GRADE WITH VEGETATION. INSPECTION AND MAINTENANCE SHALL BE PERFORMED AFTER EACH RAINFALL EVENT. THE SILT FENCE SHALL BE INSPECTED AND ALL EXCESS MATERIAL SHALL BE REMOVED. ANY DAMAGED AREAS OF SILT FENCE SHALL BE REPAIRED ON A DAILY BASIS. 9. PURSUANT TO G.S. 113A- 57(2), I HE ANGLE FOR GRADED SLOPES AND FILL SHALL BE NO GREATER THAN THE ANGLE THAT CAN BE RETAINED BE VEGETATIVE COVER OR OTHER Y ADEQUATE EROSION -CONTROL DEVICES OR STRUCTURES. IN AN EVENT, SLOPES LEFT EXPOSED WILL, WITHIN 21 CALENDAR DAYS OF COMPLETION OTHERWISE VI PERMANENT N OF ANY PHASE OF GRADING BE PLANTED OR OTHERW S PROVIDED WITH TEMPORARY OR P NENT GROUND COVER, DEVICES OR S 1 RUCTURES SUFFICIENT TO RESTRAIN EROSION. PURSUANT TO GS. 113A- 57(3), PROVISIONS FOR PERMANENT GROUND COVER SUFFICIENT T(1 RESTRAIN EROSION MUST BE ACCOMPLISHED FOR ALL DISTURBED AREAS WITHIN 15 WORKING DAYS OR 90 CALENDAR DAYS (WHICHEVER IS SHORTER) FOLLOWING COMPLETION OF CONSTRUCTION OR DEVELOPMENT. DISTURBED AREAS LEFT INACTIVE BETWEEN ANY PHASE OF GRADING SHALL BE TEMPORARY SEEDED WITHIN 15 WORKING DAYS OR 30 CALENDAR DAYS, WHICHEVER IS SHORTER. PROVISIONS FOR PERMANENT GROUND COVER MUST BE ACCOMPLISHED ON EXPOSED SLOPES 21 CALENDAR DAYS, AND IN REMAINING AREAS WITHIN 15 WORKING DAYS OR 90 CALENDAR DAYS, WHICHEVER IS SHORTER. 10. ALL AREAS AND SLOPES DISTURBED DURING CONSTRUCTION AND EXPOSED SHALL BE STABILIZED WITH TEMPORARY SEEDING AND 0 O $ E G MULCHING WITHIN 15 WORKING DAYS, BUT NO MORE THAN 14 CALENDAR DAYS, FOLLOWING COMPLETION OF ANY PHASE OF GRADING OR PERIOD OF INACTIVTFY. PERMANENT GROUNDCOVER IS TO BE ESTABLISHED FOR ALL DISTURBED AREAS WITH 14 WORKING DAYS, BUT NO MORE THAN 14 CALENDAR DAYS, FOLLOWING COMPLETION OF CONSTRUCTION, COMPLETION OF GRADING OR PERIOD OF INACTIVITY. PERMANENT SEEDING, MULCHING AND GROUND COVER SHALL BE APPLIED TO THE SITE FOLLOWING COMPLETION OF ONSTR CTI C U ON . 11. ALL DISTURBED AREAS TO BE SEEDED AND MULCHED PER PERMANENT SEEDING SCHEDULE WHEN WORK IS COMPLETE. 12. ALL SEDIMENT SHALL BE REMOVED FROM BASIN AND DISPOSED OF IN A LEGAL MANNER. ALL TEMPORARY DIVERSIONS SHALL BE GRADED OUT TO MATCH PRE - CONSTRUCTION GRADES. THE SKIMMER BASIN SHALL BE FILLED TO MATCH THE PRE -CONSTRUCTION GRADES. THESE AREAS SHALL BE SEEDED AND MULCHED PER THE PERMANENT SEEDING SCHEDULE. THE SIFT FENCE SHALL REMAIN IN PLACE UNTIL THESE AREAS HAVE ESTABLISHED VEGETATION. 13. CALL FOR INSPECTION. 14. AFL ER FINAL APPROVAL, REMOVE REMAINING SILT FENCING, AND /OR ANY REMAINING TEMPORARY EROSION CONTROL DEVICES. TOTAL DENUDED AREA - 1.70 AC CARO PREtl Fti AIRY NOT APPR o ° " qft TRUCTION 4v I e F °O^°°°e°e °° ° ° ° °.�_ i ® GRAPHIC SCALE 20 0 10 20 40 KNOW WHAT'S BELOW. CALL BEFORE YOU DIG. 1 inch = 20 TL WITHERS & RAVEN EL Sheet No. ENGINEERS I PLANNERS 1 SURVEYORS C2.1 111 MacKenan Drive Cary, North Carolina 27511 tel: 919-469 -3340 www.withersravenel.com License No. C -0832