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HomeMy WebLinkAboutSW4191202_17-042_C1.7 EC PHASE 2_1/2/2020Q N N bi rn 0 N rn N I N W En Q U W n U I a 3 0 M U I z c� U) W 0 N 0 I CJ I / N a I N J a c Y O d- Q' 0 U H Q / N Lij z CD z Q 0 1 2 3 4 5 6 PHASE 2 32. STABILIZE ANY AREAS DISTURBED BY REMOVAL OF DEVICES IMMEDIATELY. 23. BEGIN ROUGH GRADING FOR TRAILER LOT, EMPLOYEE PARKING LOT, AND DRIVES. MAINTENANCE SCHEDULE 24. INSTALL STORM DRAINAGE AS GRADING PROGRESSES. I 1. IN GENERAL, ALL EROSION AND SEDIMENT CONTROL MEASURES WILL 0 30' 60' I 25. INSTALL INLET PROTECTION AND ENERGY DISSIPATORS AS STORM DRAINAGE BE CHECKED DAILY AND AFTER EACH SIGNIFICANT RAINFALL BY THE CONSTRUCTION PROGRESSES. INSPECTOR OR HIS DESIGNATED REPRESENTATIVE. ANY DEFICIENCIES SHALL BE REPAIRED BY THE CLOSE OF DAY. MAINTENANCE SHALL SCALE: 1 " = 30' I 26. INSTALL TEMPORARY SEDIMENT TRAP #3 AND EXCAVATED SEDIMENT PIT #1 AS CONTINUE THROUGHOUT THE LENGTH OF THE PROJECT. ROUGH GRADING PERMITS. 2. SILT REMOVAL AND SEDIMENT CLEAN -OUT FROM EROSION AND ✓OSEPH T. BUIE, ✓R. 27. FINE GRADE PROPOSED DRIVES AND PARKING LOTS. SEDIMENT CONTROL ITEMS SHALL BE PERFORMED IN ACCORDANCE TONYA H. BUIE OB 1210 9J2WITH E THE FOLLOWING: RS ZONEEDD:: S . I 28PLACE STONE ON PROPOSED DRIVES AND PARKING LOTS AND PAVE. SILT FENCES AND DROP INLET PROTECTION WILL BE CHECKED USE. UNDEVELOPED E REGULARLY AND WILL BE CLEANED OUT WHEN THE CAPACITY, HEIGHT 29. INSTALL TEMPORARY OR PERMANENT SEEDING ON ALL DISTURBED AREAS IN OR DEPTH HAS BEEN REDUCED BY 50%. ACCORDANCE TO THE GROUND STABILIZATION CHART ON PLANS. ✓OSEPH T. BUIE, ✓R. TONYA H. BUIE 3. ALL SEEDED AREAS WILL BE CHECKED REGULARLY TO SEE THAT A GOOD STAND IS 30. ONCE TRAILER PARKING LOT AND EMPLOYEE PARKING LOT IS COMPLETED, PERFORM MAINTAINED. AREAS SHALL BE FERTILIZED AND OB D: S 1210 ZONED: RS I I FULL DEPTH RECLAMATION OF EXISTING PAVEMENT. RE -SEEDED AS NEEDED. USE. UNDEVELOPED I RCP 04 I 31. ONCE GROUND STABILIZATION IS ESTABLISHED CLOSE SEDIMENT TRAPS AND BASINS 4. STREETS SHALL BE KEPT CLEAN OF MUD AND SILT. PERIODIC I 24V(W) 7g2 35 BY REMOVING ALL ACCUMULTATED SEDIMENT AND BAFFLES. REMOVE SKIMMER CLEANING OF STREETS SHALL BE PERFORMED. I N��9' FROM RISER IN SKIMMER BASIN AND INSTALL PERMANENT STONE BAFFLE. DISPOSE I 239.8� OF ALL SEDIMENT ACCORDING TO NCDEQ REQUIREMENTS. 5. OVERLAND DRAINAGE SHALL NOT CONTAMINATE ROADWAY PAVEMENT SURF ACES. I I / H 6. THE E&SC INSPECTOR SHALL HAVE THE AUTHORITY TO ADD OR DELETE EROSION AND II SEDIMENT CONTROLS AS NEEDED IN THE FIELD AS CONDITIONS WARRANT. IN ADDITION, NO N EROSION AND SEDIMENT CONTROL MEASURES MAY BE REMOVED WITHOUT PRIOR i APPROVAL OF THE INSPECTOR. GENERAL EROSION AND SEDIMENT CONTROL NOTES Nol 1. EXCESS EXCAVATION DISPOSED OF OFF SITE SHALL BE DISPOSED OF IN ACCORDANCE I I ' N N WITH NCDEQ STANDARDS. � I 2. EROSION AND SEDIMENT CONTROLS SHALL REMAIN UNTIL THE DISTURBED AREA IS STABILIZED AND SHALL BE MAINTAINED SO THAT SEDIMENT CARRYING RUNOFF FROM THE SITE WILL NOT ENTER STORM DRAINAGE FACILITIES I CONC' FOU 0 ENERGY DISSAP / 3, IN THE EVENT A CONTRACTOR DUMPS, DISCHARGES OR SPILLS ANY OIL OR CHEMICAL Z MOO- L=9 RANDALL M. LEONARD TRUSTEE I R� ) L / \ THAT REACHES, OR HAS THE POTENTIAL TO REACH, A WATERWAY, THE CONTRACTOR SHALL RANAE P. LEONARD TRUSTEE GP CHECK N DAMK ASP�FA IMMEDIATELY NOTIFY ALL APPROPRIATE JURISDICTIONAL STATE, FEDERAL. AND CITY DB 2246, PG 1014 I ZONED: RSl OU � /, i /z- .AGENCIES AND SHALL TAKE IMMEDIATE ACTIONS FOR CONTAINMENT AND REMOVAL OF THE � � \�j�j/� OIL OR CHEMICAL. USE- SINGLE FAMILY D 4. CONTRACTOR WILL BE REQUIRED TO MAINTAIN THE SELF -INSPECTION FORMS AND MUST CONC. FpUNp � 0 oN. BE AVALIABLE ON SITE. INSPECTIONS MUST BE MADE DURING THE PROJECT AFTER EACH M TEMPOR CLEARING LIMITS PHASE OF THE PROJECT, AND THE INSPECTION SHALL BE DOCUMENTED IN WRITING. THIS D DIVERSSTM / SELF -INSPECTION WILL BE PERFORMED IN ADDITION TO THE NPDES SELF -MONITORING / R�W IO / �! / / i SKIMMER BASIN #1 / I� REPORT REQUIRED BY THE NCDEQ GENERAL PERMIT. CONTRACTOR WILL ALSO BE / // RESPONSIBLE FOR COMPLETING AND MAINTAINING THE SELF -MONITORING REPORTS. ' TOP=50 X76 _ _ / /� ✓ REPORTS ARE TO REMAIN ON SITE AN AVALIABLE FOR INSPECTION. BOTTOM=34X60 R�VV) / DEPTH=4' " PORARY SEDIM NT TPAP-# 2.5 SKIMMER / �i W 2.0 0 ORIFICE /�P-11X25 / BLI � T ' PU / OTTOM=3:Xl?'' (60STM „ g / •�O SEDIMENT EDIMEN RpA� N DEP =2 SA�EM ,� $2%, N �� / / ,CLEARING LIMITS E ES SR SWALE #1 (V-DITCH) C) STORM cN A"CE C N ` I f �"' / / / 8 Q o=1 05 CFS V 2 3 66 S PS W EX. SUR �� PAREN 0 P NY / - 8 3:1 SIDES I I 511pENCE ✓OSEPH T. BUIE, ✓R. Z BOX 70 _ TEMP LINER: CURLEX III TONYA H. BUIE Q I E� C SON �� N XCAVAT�SEDI�EPr TEMPORARY J DB 688, PG 285 J JUN RVEp / N AR'f'I '� TE PORARY SEDIM NT AP 1 OBSE / / '.�BOI�TOM=1 44, 10 DIVERSION BERM / TQP=16'X30' \ `j # // ZONED: O/l / �- / B OM-8 X22 USE. MUL Tl-FAMILY N \� i ' S�D�MENT DEP =2' / / / 11 / �(' STM g / I DITCH / I _ S ASIN oZ /\ ROAp / INV OUT I816.861 76- RIM=809 TE PORA Y SIL/ r� -AM m I R N SPNAL7 N _ I - (BARR L \ 8�2� C w ERGY DISSAP RA fn O. I V OU 06.5 \ \ WcrN IPE COL L=8' /cnm 1*�n CLEA1 i -O , cres , mSw� n / O 813 wo N 0 o o Ni\� 1 804.00I�G -I P a cJ� u X00 �Y INLET �" m ✓ / o y TECTION / \ ca N 2 W / N Eg19 p2 / E ��Z N / SIL I FENCE STQ \ a, a % 5 ► d15 - F \ \ / Z ROCK CHECK DAM-6Uitff \ STM p a' / / STM 9 / BAFFLES- \ C CLEARING LIMITS , \ �M=2681 96 ER .816 \\ G� , INV IN=815.00 (10) 18 ARR - _ PQRiY S�EDIMI F -KAP #2 /� C \ 4 c� / INV IN-814.62 () _ 7 / \ A i N 1 ROCK CHECK IN UT=818 / / -6= \ i / DAM / s -S NZ- EP-TW=2� DIVERT DITCH �� INTO BASIN / - �^3 �I�PE_ 12.00 :;0III IN=806.48 (4) 819 IDI V IN=806.30 (2) ✓ \ STM 12 1 V IN=804.48 (5) RIM=820.00 20 i INV OUT=804.71 O a 8204:__-INV OUT=817.00 (11) �24� M TEMPORARY 821 TEMPORARY r �� - DIVERSION BERM �o I L__/ DIVERSION BERM 15� glu P,PE / _ a pROP ti� 822 TM 11 \ I / /) ��zo i "RCP N OROK 83 STM 4 IM=819.95 ; \ / 15 INI. 823 3 $21•� / S 92 _ 0 RIM=826.56 II INV IN-816.85 (12) N _ I. / TOPS R� OUT / R�831' � % " INV IOUTN820.988(3) / 82NV OUT-816.60 (10) 4 \ INVLIIV=821.00 (6)' S 1 4 _ S ?8� INV IN=819.00 (EX 48") r� RIM=829.47 �` TEMPORARY INLET" loe- ems. ��y>>p- INV OUT=816.50 (3) a - I V IN 815.70 (11) V PROTE�ON S , '16. TEMPORARY LET \ a / INi OUT=815.50 (9) i PRO C N _ �� s RcP -1� o �- oG��c�'t' 5r / / N /� CLEARING LI ITS 1XI el o is R PSP � RPM- '' N0 - P � E�• Rat G PP \ �i LOT PPR/ JPG,3 / _ /�\ PIV PIV I B 1 / TEMPORARY SKIMMER TRAP #1 N _ _ STM 6 , TOP=26'X52' RIM=832.78 B - BOTTOM=18'X44' INV INV OUT5 (EX 2(5)_ _ 1.5" SKIMMER W/ 1.0"0 ORIFICE O Co �0 -� EX. GRA TE 834.29 \ �$3,� -� - /N 828.1D EX. ASPHALT , OUT 828.08 PARKING CLEA G LIMITS \ o i QO LOT � ' l 15- RCP / OF EX APP ENT ROUTE \ o o ❑ EX. AS) PHA T \ PIV ' 6 PARKING 1�23�666 E $3a..�P6�E LOT 1 I gRP� Ep; BAFFLES (TYP) 1 _ 12 0- �I��RI0� S�o �EPs � �►�� F P N 2 Ep. � I I 82 1 TEMPORARY DIVERSION BERM � J \ 1 0RP l i � �a \� OB 1930, PG 1728 10 TAX PIN #6728-04-92-2624 I CLEARING LIMIT ZONED. HI, 0/I I A \ P�J USE.- MANUFACTURING I A CIVI �� CT W 836.5 / II / II EX. METAL PROPOSED INLET xF*R BUILDING 1 2 PROTECTION II / I STORY N W Z / 831 o \ 1 STORY / 1 2 3 4 5 6 triaddesigno.roup Architecture I Engineering I Interior Design Triad Design Group, P.C. 4807-C Koger Boulevard Greensboro, NC 27407 Telephone 336-218-8282 Facsimile 336-218-8010 www.triad-designgroup.com NC Architecture Reg. 50709 NC Engineering Lic. C-1108 •��\F,S\G N GR4 0R4V G,o�; -�= SEAL DECEMBER 19, 2019 PROFESSIONAL OF RECORD: L. ALLAN HILL, P.E. LU z 70 Ca O Ca LU U LU0 O N 0 � z Ln E LU CO CO 0 U � Mk Date Description Revisions PHASE 2 EROSION CONTROL PLAN Date: AUGUST, 2019 Drawn: Check: LAH Job Number: 17-042 Sheet: C1.7