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HomeMy WebLinkAboutSW8090632_APPROVED PLANS_20090702STORMWATER DIVISION CODING SHEET POST —CONSTRUCTION PERMITS PERMIT NO. SW8 00) Ulu 32 DOC TYPE ❑ CURRENT PERMIT APPROVED PLANS ❑ HISTORICAL FILE ❑ COMPLIANCE EVALUATION INSPECTION DOC DATE 200 c� 01 G 2 YYYYMMDD REVISIONS SYM I DATE IAPPROVED CONSTRUCT MOTORCYCLE TRAINING COURSE, BUILDING 58 MARINE CORPS BASE CAMP LEJEUNE CONTRACT NO, N40085=09mBmOO87 LOCATION MAP - U. S. MARINE CORPS BASE CAMP LEJEUNE, NC I/ Tuscarora Trenton OAK GGROVE I Seven Springs Pollocksvi Mt. Olive Pink Comfort Maysville Hill Richlands Warsaw � Beulaville Jacksonville Magnolia Veron Rosehill , Dixon Wallace Folkstone y Hoy Ridge Burgaw Words Corner G s \ ampstead • I _ i Scotttt HIII O P Z Acme v Delco Wilmington 1 76 Bolton Leland Q VICINITY MAP - CAMP LEJEUNE, N.C. 12000 INDEX OF DRAWINGS NAVFAC NO. SHEET NO. TITLE 60003564 CS COVER SHEET 60003565 C-1 SITE LAYOUT PLAN 60003566 C-2 SITE GRADING PLAN 60003567 C-3 SITE STRIPING PLAN 60003568 C-4 ENLARGED PLAN & DETAILS-STORMWATER DETENTION POND 60003569 C-5 DETAILS BIRCH STREET ;1 i - y` r� PROJECT SITE �C r, r F lJ cy t._4 y>,,_2, `` ,rc 'A. r" ' 1 '., \I 1+. �.-.\ , .4� \ r„1 Cry:'` \�w�" /n .•`\ \ / _, :i �\, � c t uJ' ��_,-f`` \0' 1 �!U''. \ `\ \\'1 - ' \, � A .✓ �` i.\ / r, /' i'i rr r j ` , , ✓./iY / �� C ✓ // .�;1•+ / i,� � C� jll `. ����1 f � 1 ,., 1'✓ /iV t � j,- / �. \'yQy. �,✓ A '+c ✓ / 1 ��`. '.Y\ / / �i `f ✓ /f �, i •4r ,. \ ;P fed i , Vv , S. \ f , \ r' . � .. /n an 1f f ,;'\ Aa ,.^,t -..v r' _._ l;� -• `"y iaj It OvO� f // ' �,� ✓ \\* l • �1 :v . ' ,� v • �\ r � f r .s •'"' % .` �U�� .fit' _.Ei � •./. \/ . '/ � , � '.`^'�.,� '° �., SITE LOCATION MAP SCALE: 1 "=400' ABBREVIATIONS CL, C/L CENTER LINE DIA DIAMETER DI DROP INLET ELEV ELEVATION E.W. EACH WAY ETC. ET CETERA INV INVERT MAX MAXIMUM MIN MINIMUM NCESC NORTH CAROLINA EROSION AND SEDIMENT CONTROL NCDOT NORTH CAROLINA DEPARTMENT OF TRANSPORTATION O.C. ON CENTER RCP REINFORCED CONCRETE PIPE SF SQUARE FEET TBM TEMPORARY BENCHMARK T.C. TOP OF CURB TYP TYPICAL & AND t PLUS OR MINUS PERCENT CIVIL LEGEND EXISTING DESCRIPTION NEW 0 STORM MANHOLE ® ® DROP INLET & INLET PROTECTION O CHECK DAM ® PEDESTAL UTILITY POLE LIGHT POLE GUY WIRE SURVEY CONTROL POINT RAW WATER MAIN =0= = STORM SEWER D — — —w— — — DOMESTIC WATER flHE OVERHEAD ELECTRICAL — --VGE— — UNDERGROUND ELECTRICAL — —FO— — FIBER OPTIC — --UGT— — UNDERGROUND TELEPHONE CURB — DITCH/SWALE — BITUMINOUS CONCRETE PAVEMENT CONCRETE GRAVEL TEMPORARY BENCHMARK 5� SPOT ELEVATIONS 5.39 — — — —5 CONTOUR LINES 5 TREE TREELINE CLEARING LIMITS CL SIGN —X—X—X— FENCE SILT FENCE — DEMOLITION ITEMS X X[M SOURCE/DESTINATION UNKNOWN — --! �l APPROVED NORTH CAROLINA ENVIRONMENTAL COMMISSION DIVISION OF WATER QUALITY Jw\�xl �OZ>q GENERAL CONSTRUCTION NOTES: 1. THE LOCATION AND DEPTHS OF EXISTING UTILITIES SHOWN ARE APPROXIMATE. THE CONTRACTOR SHALL BE RESPONSIBLE FOR SCANNING THE AREA OF WORK TO IDENTIFY TO HIS OWN SATISFACTION THE EXTENT OF UTILITIES PRESENT INCLUDING THE UTILITIES INDICATED TO BE PRESENT, THOSE NOT SHOWN, AND THOSE SHOWN TO BE IN A DIFFERENT LOCATION. 2. PHYSICAL SITE FEATURES OUTSIDE THE AREA OF WORK OR THOSE FEATURES NOT RELEVANT TO THE WORK BEING PERFORMED ARE NOT SHOWN FOR CLARITY. 3. THE CONTRACTOR SHALL BE RESPONSIBLE FOR MAINTAINING TRAFFIC FLOW DURING THE COURSE OF CONSTRUCTION. THE CONTRACTOR SHALL DEVELOP A TRAFFIC CONTROL PLAN TO BE SUBMITTED TO THE CONTRACTING OFFICER FOR APPROVAL PRIOR TO STARTING CONSTRUCTION. NOTE: SECTION 404 WETLANDS ARE NOT LOCATED WITHIN THE PROJECT LIMITS OF DISTURBANCE. 0) �2w�roic(. �` CS AVOLIS ENGINEERING, P.A. DEPARTMENT OF THE NAVY NAVAL FACILITIES ENGINEERING COMMAND WO. BOX 15564,NEW FAX WBE N,NC07561 MARINE CORPS BASE CAMP LEJEUNE, NORTH CAROLINA DR. MSPAWFFIS, P.E. CONSTRUCT MOTORCYCLE TRAINING COURSE, BUILDING 58 CHK. J. C. AVOLIS, P.E. MARINE CORPS BASE CAMP LEJEUNE r �1yg1U11I/q��� SUBMITTED BY: DESIGN DIR BRIAN R. MARSHBURN, P.E. COVER SHEET .4 APPROVED: PWO OR OICC DATE SIZE CODE (DENT. NO NAVFAC DRAWING N0. 400 0 200 400 aoo 80091 60003564 GRAPHIC SCALE: 1 400 ��i��h'H(��pV0 ����' j SATISFACTORY TO: DATE CONSTR. CONTR. NO. N40085-09 8 0087 � PROtt��\ J SCALE: NOTED SPEC. 05-09-0087 SHEET 01 OF O6 AE PROJEJECT 09054 REVISIONS SYM I DATE I APPROVED �� i �� - �A VA \ u� ��� V A \ • - - - -�� - �� \\\)x� 7/ v ^°J v v -V i vA i^C)6 �L�V �.A VA �$v �v ����------- x ��-------_---' ---12- - < ---- _---- - - - - EXIST�VG- WOODED x ���� - v , -' - f' �� EXIS G WOODED v v v ^� / 0 E�NSTING WOODED \ x � _ _ \ \ AREA (TO RE'MM4 - - _ \ tiv , - ��.'' / L� ea AREA (TO REMAIN) y , -' v v _ - AREA (TO�EMAfI`4 vv v v v x x G� v v �GO F SLOPE / h• � A � v � _ v � A i ,ice � v A' c� A\ \ \ '� % x �Jvo -'-__-� LIMITS OF DISTURBANCE / / / �� / v v _ LIMITS OF DISTURBANCF� 2.8 ACRES �// �� x C // L° v v a v v v �/�2(8- ACRES CLEARING LIMITS- / "`� f /g G \�• \ _ \ / - ONE FOOT INSIDE / 2 s ; g . .:.:... `� LIMITS OF DISTURBANCE ��°.:,. v SO ORINO13 y v x ,..:. , x \ 22--- \' \ / � \ ;. '..:. • � ' : ' . x Gge , ; . :.: ... `� \ \ EX WOODED, x AR (TO REMAIN) / . ... .,. . :.' :: T' '/ . .:.' . ' �•. \ � Q ` � - �\ \ ni rrA u,n , uYmr I / 11 \1 \\ . / \ \ LIMIIJ ur UIJIUICtlmur - , •: �,� �.:: ''� .. - -z_ i 2.8 ACRES k G ASPHALY-,PAVING' / / / /x G / \ 0 \ / CL RING i� 14ITS- / / \ b1 x G�� y \\ \\ / ��/ / ON F00 INSIDFC N33`.24,.3.�„E . J ` . ;..... / j/� / LI ITS i DISTIIRBAN a EXISTING ELECTRIC PANEL ON ��66 \ < \ o-�REM� � \� \ � ..' : � ITS OF/ 61STy{�BAN� POST, TO AIN (T7P OF 2) x G� \ x . / / i� 8 ACRES x x G�� / / / / / X �� \ \ 5� N l • / x \ x/ o Q �z 0 o 00 CV oo CD ol z o� CD ~¢ CDo U Z Q:f w 1. THE LOCATION AND DEPTHS OF EXISTING UTILITIES SHOWN ARE APPROXIMATE. THE CONTRACTOR SHALL BE RESPONSIBLE FOR SCANNING THE AREA OF WORK TO IDENTIFY TO HIS OWN SATISFACTION THE EXTENT OF UTILITIES PRESENT INCLUDING THE UTILITIES INDICATED TO BE PRESENT, THOSE NOT SHOWN, AND THOSE SHOWN TO BE IN A DIFFERENT LOCATION. 2. PHYSICAL SITE FEATURES OUTSIDE THE AREA OF WORK OR THOSE FEATURES NOT RELEVANT TO THE WORK BEING PERFORMED ARE NOT SHOWN FOR CLARITY. 3. THE CONTRACTOR SHALL BE RESPONSIBLE FOR MAINTAINING TRAFFIC FLOW DURING THE COURSE OF CONSTRUCTION. THE CONTRACTOR SHALL DEVELOP A TRAFFIC CONTROL PLAN TO BE SUBMITTED TO THE CONTRACTING OFFICER FOR APPROVAL PRIOR TO STARTING CONSTRUCTION. 4. GRADE EVENLY BETWEEN SPOT ELEVATIONS SHOWN. x x . o.// / x/ / vv \v ;'_�.:x G� I NOTE: THE PROJECT NPDES CONSTRUCTION PERMIT REQUIRES THAT EROSION CONTROL DEVICES AND STORM WATER OUTFALLS / x G�� `� I x\��C� / BE INSPECTED WEEKLY AND WITHIN 24 HOURS OF A 1 /2-INCH RAIN EVENT. IT SHALL BE THE RESPONSIBILITY OF THE �� EDGE OF NEW �/ / 0 I G I CONTRACTOR TO CONDUCT THESE INSPECTIONS AND MAINTAIN RECORDS UNTIL THE AREA HAS STABILIZED, / x G�� Ar-ItILT PAVING _ _ _ _ _ _ / CIL-� /� 10 II �� �5 / EVIDENT BY 95% VEGETATIVE GROWTH FOR AREAS RECEIVING SEEDING. TO FACILITATE RAINFALL MONITORING, A RAIN i \ 1 I /� - >9 GAUGE IS REQUIRED TO BE ONSITE. ONCE STABILIZATION HAS BEEN ACCOMPLISHED, INSPECTION RECORDS ARE / 1 / ti / YEROSION CONTROL MEASURES REMOVED. THE x�G / x R� \ 1 I xLG�� ,,oky / OIL BORING #} // CONTRACTOR ISDRESPONSIBLE OFOR MAINTAININGCOMPLIANCEWITH TEMPORARY PERMITS AND PLANS ANY CHANGES 11 X ��. ( �o( EXISTING WOODED MUST BE APPROVED BY THE STATE PRIOR TO EXECUTION. A COPY OF THE EROSION AND SEDIMENTATION LIMITS OF DISTURBANC \ ``l 1 0AREA (TO REMAIN) // / / CONTROL PLAN LETTER OF APPROVAL AND NPDES CONSTRUCTION PERMIT MUST BE MAINTAINED BY THE CONTRACTOR 2.8 ACRES ti� x1 G�� :N 1 / LIMITS OF DISTUORIN/CE �11 / ii AT THE PROJECT SITE. \ o ©. EDGE CONCRETE SIDEWALK x�G� ti�00 x�G� x� �- ��i x G�� x TEMPORARY SlI "MAG" a x< ELEV=21.02 / x�c 41 ,EXISTING ASPHALT `PARKING TO REMAIN A SITE LAYOUT PLAN I / "MAG" // 7EXISJ?qG SCALE: 1= 20' / ELEV=2252 18" 0 / ' 20 0 10 20 40 . / RCP/TO REMAIN .67.GRAPHIC SCALE: 1' = 20' 1.ALL DISTURBED AREA SHALL BE VEGETATED IN ACCORDANCE WITH THE PROJECT VEGETATION PLAN. SEE DETAIL J, SHEET C5. 2.PROVIDE ALL PAVEMENT STRIPING IN ACCORDANCE WITH PROJECT STRIPING PLAN & DETAIL K, SHEET C5. NEW WORK ITEMS 10 NEW ASPHALT PAVEMENT. SEE DETAIL A, SHEET C5. O2 VEGETATED SWALE. SEE DETAIL B, SHEET C5. O3 GRAVEL CONTROL ENTRANCE. SEE DETAIL C, SHEET C5. ® INSTALL SILT FENCE INSIDE LIMITS OF DISTURBANCE. SEE DETAIL D, SHEET C5. O5 INSTALL CHECK DAM. SEE DETAIL E, SHEET C5. ® INSTALL INLET/OUTLET PROTECTION. SEE DETAIL F, SHEET C5. O7 INSTALL DROP INLET PROTECTION. SEE DETAIL G, SHEET C5. ® INSTALL CONCRETE CURB & GUTTER. SEE DETAIL H, SHEET C5. O9 INSTALL CURB INLET. SEE DETAIL I, SHEET C5. 10 STORMWATER DETENTION POND OUTLET DEVICE. SEE SHEET C4. SEQUENCE OF OPERATION: 1. OBTAIN APPROVED EROSION AND SEDIMENTATION CONTROL PERMIT FROM THE NCDENR'S LAND QUALITY SECTION 2. REVIEW EROSION AND SEDIMENTATION CONTROL REQUIREMENTS AT PRECONSTRUCTION CONFERENCE. 3. INSTALL GRAVEL CONTROL ENTRANCE. 4. ERECT SILT FENCING. 5. STRIP SITE AND REMOVE TREES. 6. EXCAVATE STORMWATER DETENTION POND AND STABILIZE. 7. FILL SITE. 8. ROUGH GRADE SITE. 9. INSTALL GRAVEL FOR ASPHALT. 10. INSTALL DETENTION POND INLET PIPING. 11. REGRADE EXISTING PERIMETER SWALES WHERE INDICATED. 12. INSTALL CHECK DAMS. 13. ASPHALT PAVE SITE. 14. STABILIZE WITH SEED AND MULCH ALL AREAS NOT TO BE FURTHER DISTURBED BY CONSTRUCTION ACTIVITIES. 15. REMOVE ANY ACCUMULATED SEDIMENT FROM STORMWATER DETENTION POND. 16. ADDITIONAL MISCELLANEOUS EROSION AND SEDIMENTATION CONTROL MEASURES MAY BE REQUIRED WHEN DEEMED NECESSARY BY THE PROJECT ENGINEER, THE NCDENR'S LAND QUALITY SECTION OR THE CONTRACTING OFFICER. 17. REMOVE GRAVEL CONTROL ENTRANCE, SILT FENCING AND STONE CHECK DAMS AT COMPLETION OF CONSTRUCTION AND THE ESTABLISHMENT OF FINAL VEGETATION. MAINTENANCE PLAN 1. REMOVE SEDIMENT FROM BEHIND SILT FENCING AND CHECK DAMS IN ACCORDANCE WITH THE INDIVIDUAL MAINTENANCE PLANS INDICATED FOR EACH DEVICE. 2. ALL AREAS WILL BE FERTILIZED, SEEDED, RESEEDED AS NECESSARY, AND MULCHED ACCORDING TO SPECIFICATIONS IN THE VEGETATION PLAN IN ORDER TO ESTABLISH AND MAINTAIN A VIGOROUS, DENSE VEGETATIVE COVER. 3. ANY SEDIMENT TRACKED ONTO THE ADJACENT ASPHALT ROAD SHALL BE REMOVED ON A DAILY BASIS. 4. STORMWATER DETENTION POND SHALL BE USED AS A TEMPORARY SEDIMENT TRAP. UPON COMPLETION OF CONSTRUCTION, ALL SEDIMENT SHALL BE REMOVED FROM THE STORMWATER DETENTION POND TO RESTORE IT TO THE DESIGN DEPTHS. NOTE: SECTION 404 WETLANDS ARE NOT LOCATED WITHIN THE PROJECT LIMITS OF DISTURBANCE. NOTE: ALL FILL MATERIAL NEEDED TO CONSTRUCT THIS PROJECT SHALL BE OBTAINED FROM THE FRENCH CREEK BORROW PIT OR FROM A PROPERLY PERMITTED COMMERCIAL BORROW PIT AT THE CONTRACTOR'S OWN EXPENSE. SPECIAL SEEDING NOTE: THE ANGLE FOR GRADED SLOPES AND FILL SHALL BE NO GREATER THAN THE ANGLE THAT CAN BE RETAINED BY VEGETATIVE COVER OR OTHER ADEQUATE EROSION CONTROL DEVICES OR STRUCTURES. IN ANY EVENT, SLOPES LEFT EXPOSED WILL, WITHIN 21 CALENDAR DAYS OF COMPLETION OF ANY PHASE OF GRADING, BE PLANTED OR OTHERWISE PROVIDED WITH TEMPORARY OR PERMANENT GROUND COVER, DEVICES, OR STRUCTURES SUFFICIENT TO RESTRAIN EROSION. ADDITIONALLY, WITHIN 15 WORKING DAYS OR 90 CALENDAR DAYS FROM THE COMPLETION OF THE PROJECT (WHICHEVER IS SHORTER), PERMANENT GROUND COVER SHALL BE ESTABLISHED. cmi AVOLIS ENGINEERING, P.A. DEPARTMENT OF THE NAVY NAVAL FACILITIES ENGINEERINGCOMARD P.O. BOX 15564,NEW BERN,NC28561 MARINE CORPS BASE (252) 633-0068, FAX (252) 633-6507 CAMP LEJEUNE, NORTH CAROLINA AVOLIS, P.E. DR. MSP 1 WFF AVOLIS, P.E. ��p►mnun>� .a BSUBMITTED BY: I I DESIGN DIR. BRIAN R. MARSHBURN, P.E. APPROVED: PWO OR OICC SATISFACTORY TO: CONSTRUCT MOTORCYCLE TRAINING COURSE, BUILDING 58 MARINE CORPS BASE CAMP LEJEUNE SITE LAYOUT PLAN DATE I SIZE I CODE [DENT. NO DATE A :11• SCALE: NOTED I SPEC. 05-09-0087 NAVFAC DRAWING NO. 60003565 SHEET 02 OF 06 \ ! i yj ��y �pQ V A V'��� _.I �\ x X \ \ \ \ � - - -_ - _ -- - - XIST1dG_ WOODED EXISTING W�ODED \ x � � � , _ -' _ 1,' - � _ \ AREA (TO REMAIN)- - _. / '" EXISTIN8�V0(1DED AREAv(TOR MAIN) A b0 v� � � AREA (TO x 7y 6 \172 1� 1^ / �� \ x \,� v 7EMPORARY`DI+/ERSION 17 SWALE 3:1 SIDE SCOPES -- IL�/. /� v `v MIVE / v \\ • \\ SEE DETA,--T� S SHEEj� // '� ` ` \ �g�y 1 � , --'' / x Gay `, � \ \ \ Ills,': LIMITS OF DISTURBANCE 2.8 ACRES `..... ,..: ... ', /� vvv x�G' /!�-N v� v a vv NEW 45LF 18" CORRUGATE@ ALUMINUUM\PIPE 4 //ly -23-�� :. _ �`v / • �/ / ` - - _ LIMITS, OF DIST RBANCL �' �� /�/% \ \ - -1.8 ACRES EXI TING WOODED AREA TO REMAIN X G EXISTING WOODED 4 9 AREA (TO REMAIN) // \�� ER DETE \ /9 SOIL #2 \\ .... 02 PERMI BOU DARY 1 / 5�: DETEN ION P ND DRAINAGE \, - / / Xy....��� \� /?/S/A/S/6/�B \ \ ' • WATER HED, 7,041 SF, x 8.1 % IBUA, C1=0.70 I x / - b0 I \ /. \ S HALT,PAV\ PERMITBOUNDARY / y.' X G x:.� 7 3 RIM.EI^EVATI DETENTION POND DRAINAGE // �.. '.. .,... ::. .. ` , ..... \ \ 1B • / 11 \ '1. i I '' I WATERSHED, 77,041 SF, 8..: •..... / INVERT 19 \ N 68.1% BUA, C=0.70 , �ti " ..::.. L> \_ 43,Q \ \x 0rN x�R BARE EARTH SLOPE \ LIMITS OF DISTURBANCE \ \ boa \ � \ � •' 2 PERt+kANE�lT:SWALE TO 6E� � ' / 2.8 ACRES x / - �� \ 23:66'.. USE�3`AS.,TEMPORARY. / N r � \ '. --�-.. DIVERSION SWALE :4:•:1.. PERMI BOUNDARY / x G� 'L \ / / DETE ION POND AINA `��`�a ` - W x�G�N Jr� \ ✓off SIDE. SLOPES ...; // // WATERSH T1, 77 41 SF, 1 1 I ti 23.63 69.1 % lA, C=0.70 2 2 Lo 1a y xti �� \ / ITS OF/GIST RB 23, \\� 1.5 '. .., , ' / / i .8 ACRES / 16 x x / OG � • / x / / �4 x GIN / x G� LIMITS OF DISTURBANCE )' 2.8 ACRES �� \ x G�� l L°� x / x TEMPORARY SITE BENO J / A \ SITE GRADING PLAN C- C-2 SCALE: 1 " = 20' 0.4 21 .SF Lo x: x/ 6� x x G� Nl_�OIL BORING #y / x EXISTING WOODED/ (\ 21.0 ,p�°i AREA (TO REMAIN) I LIMITS OF DISTURLCE /�1 x T 2.8 ACRES ti0• $ \l x 3 I xG / J ELEV=21.02 1 \ � / "MAG" // o / ELEV=22.52 / NOTES: 1. FILL TEMPORARY DIVERSION SWALE AFTER CURB AND GUTTER IS IN PLACE. 2.REPAIR POND SIDE SLOPE AT TEMPORARY DIVERSION SWALE CONNECTION POINT. 3. REPAIR ERODED TEMPORARY DIVERSION SWALE SLOPES AFTER RAINFALL EVENTS. 4. REMOVE ANY ACCUMULATED SEDIMENT FROM TEMPORARY DIVERSION SWALE. 1 TEMPORARY DIVERSION SWALE C-2 C-2 NOT TO SCALE GENERAL CONSTRUCTION NOTES: 1. THE LOCATION AND DEPTHS OF EXISTING UTILITIES SHOWN ARE APPROXIMATE. THE CONTRACTOR SHALL BE RESPONSIBLE FOR SCANNING THE AREA OF WORK TO IDENTIFY TO HIS OWN SATISFACTION THE EXTENT OF UTILITIES PRESENT INCLUDING THE UTILITIES INDICATED TO BE PRESENT, THOSE NOT SHOWN, AND THOSE SHOWN TO BE IN A DIFFERENT LOCATION. 2. PHYSICAL SITE FEATURES OUTSIDE THE AREA OF WORK OR THOSE FEATURES NOT RELEVANT TO THE WORK BEING PERFORMED ARE NOT SHOWN FOR CLARITY. 3. THE CONTRACTOR SHALL BE RESPONSIBLE FOR MAINTAINING TRAFFIC FLOW DURING THE COURSE OF CONSTRUCTION. THE CONTRACTOR SHALL DEVELOP A TRAFFIC CONTROL PLAN TO BE SUBMITTED TO THE CONTRACTING OFFICER FOR APPROVAL PRIOR TO STARTING CONSTRUCTION. 4. GRADE EVENLY BETWEEN SPOT ELEVATIONS SHOWN. NOTE: THE PROJECT NPDES CONSTRUCTION PERMIT REQUIRES THAT EROSION CONTROL DEVICES AND STORM WATER OUTFALLS BE INSPECTED WEEKLY AND WITHIN 24 HOURS OF A 1/2-INCH RAIN EVENT. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO CONDUCT THESE INSPECTIONS AND MAINTAIN RECORDS UNTIL THE AREA HAS STABILIZED, EVIDENT BY 95% VEGETATIVE GROWTH FOR AREAS RECEIVING SEEDING. TO FACILITATE RAINFALL MONITORING, A RAIN GAUGE IS REQUIRED TO BE ONSITE. ONCE STABILIZATION HAS BEEN ACCOMPLISHED, INSPECTION RECORDS ARE TO BE FORWARDED TO THE CONTRACTING OFFICER AND ALL TEMPORARY EROSION CONTROL MEASURES REMOVED. THE CONTRACTOR IS RESPONSIBLE FOR MAINTANING COMPLIANCE WITH ALL PERMITS AND PLANS ANY CHANGES MUST BE APPROVED BY THE STATE PRIOR TO EXECUTION. A COPY OF THE EROSION AND SEDIMENTATION CONTROL PLAN, LETTER OF APPROVAL AND NPDES CONSTRUCTION PERMIT MUST BE MAINTAINED BY THE CONTRACTOR AT THE PROJECT SITE. 0 Q C Z 0 o00 N oo Q rn Z C �o U � zOf w 1.ALL DISTURBED AREA SHALL BE VEGETATED IN ACCORDANCE WITH THE PROJECT VEGETATION PLAN. SEE DETAIL J, SHEET C5. 2.PROVIDE ALL PAVEMENT STRIPING IN ACCORDANCE WITH PROJECT STRIPING PLAN & DETAIL K, SHEET C5. NEW WORK ITEMS tO NEW ASPHALT PAVEMENT. SEE DETAIL A, SHEET C5. O2 VEGETATED SWALE. SEE DETAIL B, SHEET C5. 0 GRAVEL CONTROL ENTRANCE. SEE DETAIL C, SHEET C5. ®INSTALL SILT FENCE INSIDE LIMITS OF DISTURBANCE. SEE DETAIL D, SHEET C5. O5 INSTALL CHECK DAM. SEE DETAIL E, SHEET C5. ® INSTALL INLET/OUTLET PROTECTION. SEE DETAIL F, SHEET C5. O7 INSTALL DROP INLET PROTECTION. SEE DETAIL G, SHEET C5. ®INSTALL CONCRETE CURB & GUTTER. SEE DETAIL H, SHEET C5. O9 INSTALL CURB INLET. SEE DETAIL I, SHEET C5. 10 STORMWATER DETENTION POND OUTLET DEVICE. SEE SHEET C4. SEQUENCE OF OPERATION: 1. OBTAIN APPROVED EROSION AND SEDIMENTATION CONTROL PERMIT FROM THE NCDENR'S LAND QUALITY SECTION 2. REVIEW EROSION AND SEDIMENTATION CONTROL REQUIREMENTS AT PRECONSTRUCTION CONFERENCE. 3. INSTALL GRAVEL CONTROL ENTRANCE. 4. ERECT SILT FENCING. 5. STRIP SITE AND REMOVE TREES. 6. EXCAVATE STORMWATER DETENTION POND AND STABILIZE. 7. FILL SITE. 8. ROUGH GRADE SITE. 9. INSTALL GRAVEL FOR ASPHALT. 10. INSTALL DETENTION POND INLET PIPING. 11. REGRADE EXISTING PERIMETER SWALES WHERE INDICATED. 12. INSTALL CHECK DAMS. 13. ASPHALT PAVE SITE. 14. STABILIZE WITH SEED AND MULCH ALL AREAS NOT TO BE FURTHER DISTURBED BY CONSTRUCTION ACTIVITIES. 15. REMOVE ANY ACCUMULATED SEDIMENT FROM STORMWATER DETENTION POND. 16. ADDITIONAL MISCELLANEOUS EROSION AND SEDIMENTATION CONTROL MEASURES MAY BE REQUIRED WHEN DEEMED NECESSARY BY THE PROJECT ENGINEER, THE NCDENR'S LAND QUALITY SECTION OR THE CONTRACTING OFFICER. 17. REMOVE GRAVEL CONTROL ENTRANCE, SILT FENCING AND STONE CHECK DAMS AT COMPLETION OF CONSTRUCTION AND THE ESTABLISHMENT OF FINAL VEGETATION. MAINTENANCE PLAN 1. REMOVE SEDIMENT FROM BEHIND SILT FENCING AND CHECK DAMS IN ACCORDANCE WITH THE INDIVIDUAL MAINTENANCE PLANS INDICATED FOR EACH DEVICE. 2. ALL AREAS WILL BE FERTILIZED, SEEDED, RESEEDED AS NECESSARY, AND MULCHED ACCORDING TO SPECIFICATIONS IN THE VEGETATION PLAN IN ORDER TO ESTABLISH AND MAINTAIN A VIGOROUS, DENSE VEGETATIVE COVER. 3. ANY SEDIMENT TRACKED ONTO THE ADJACENT ASPHALT ROAD SHALL BE REMOVED ON A DAILY BASIS. 4. STORMWATER DETENTION POND SHALL BE USED AS A TEMPORARY SEDIMENT TRAP. UPON COMPLETION OF CONSTRUCTION, ALL SEDIMENT SHALL BE REMOVED FROM THE STORMWATER DETENTION POND TO RESTORE IT TO THE DESIGN DEPTHS. NOTE: SECTION 404 WETLANDS ARE NOT LOCATED WITHIN THE PROJECT LIMITS OF DISTURBANCE. NOTE: ALL FILL MATERIAL NEEDED TO CONSTRUCT THIS PROJECT SHALL BE OBTAINED FROM THE FRENCH CREEK BORROW PIT OR FROM A PROPERLY PERMITTED COMMERCIAL BORROW PIT AT THE CONTRACTOR'S OWN EXPENSE. SPECIAL SEEDING NOTE: THE ANGLE FOR GRADED SLOPES AND FILL SHALL BE NO GREATER THAN THE ANGLE THAT CAN BE RETAINED BY VEGETATIVE COVER OR OTHER ADEQUATE EROSION CONTROL DEVICES OR STRUCTURES. IN ANY EVENT, SLOPES LEFT EXPOSED WILL, WITHIN 21 CALENDAR DAYS OF COMPLETION OF ANY PHASE OF GRADING, BE PLANTED OR OTHERWISE PROVIDED WITH TEMPORARY OR PERMANENT GROUND COVER, DEVICES, OR STRUCTURES SUFFICIENT TO RESTRAIN EROSION. ADDITIONALLY, WITHIN 15 WORKING DAYS OR 90 CALENDAR DAYS FROM THE COMPLETION OF THE PROJECT (WHICHEVER IS SHORTER), PERMANENT GROUND COVER SHALL BE ESTABLISHED. \\ II 'I,-/ 20 0 10 20 40 GRAPHIC SCALE: 1' = 20' I J / i \ \ i /16 QJ, LIP i i� �� i / � i '� � %� � •�� i i� Cry '�� v\ - i ell 4 / v 7. i Nv i 17 / _ -' ,' - - - - - INVERT NEW -45LF 18" CORRUGATED ALUMI" ,+ 4 \ vv vv RIPE ® 0.67% & (1) FLARED -,-END SECTION CL 154.00 i 19 i r ' � l ' U 23 - C�v 1: TEMPORARY DIVERSION SWALE - 3:1 SIDE SLOPES SEE DETAIL 1, SHEET C-2 \f -_F - -23 A ENLARGED PLAN-STORMWATER DETENTION POND C-4 SCALE: 1 " = 10' SOIL BORING #3 18 1516 v 1314 - SOIL BORING #2 \ STORMWATERTETE-NTiOg- POND \ PERMANENT -POOL ELEVATION = 18.5 TEMPORARY POOL ELEVATION = 19.4' 12 13 14 I T� 15 16 I 1615 1717 18 I 18+ 0� n O-c-TEMPORARY POOL 0 19 ELEVATION = 18.5' INVERT 6 0pO� � 2 O �O � � 21 � I 22 23 7 9 RIM LEVATION=22.0 NEW 20 F 1 NEW 72LF 15" RCP & (1) FLARED -END INVF� T IN=19.5 \ 7 9 RIM ELEVATION=16.5 SECTION INVERT IN=19.5 - - INVETRT_OUT=19.8 ®0.5% INVERT OUT=19.2 c 7\ I I � I NEW ASPHALT PAVING 1��� NEW 48LF 15" RCP ® O:5% PERIMETER SHELF PLANTING REQUIREMENTS: SOIL ANALYSIS AND AMENDMENTS PLANTING RESTRICTIONS 1. THE CONTRACTOR SHALL BE REQUIRED TO COLLECT A MINIMUM OF TWO SOIL SAMPLES 1. PLANTING SHALL ONLY OCCUR DURING THE MONTHS OF APRIL THROUGH JUNE OR SEPTEMBER THROUGH AT A DEPTH OF 6 INCHES FROM SEPARATE AREAS OF THE PERIMETER SHELF AREA OF EACH POND. NOVEMBER FOR SHALLOW LAND AREA PLANTINGS. SHALLOW WATER PLANTING SHALL ONLY OCCUR BETWEEN 2. THE SAMPLES SHALL BE SUBMITTED FOR ANALYSIS FOR RECOMMENDED SOIL AMENDMENTS FOR APRIL 1 THROUGH JULY 15. THE PLANTINGS SPECIFIED. 2. FOR STORMWATER PONDS COMPLETED OUTSIDE THIS PLANTING WINDOW, TEMPORARY VEGETATION SHALL 3. THE CONTRACTOR SHALL PROVIDE SOIL AMENDMENTS NECESSARY TO ADJUST SOIL pH, ORGANIC BE ESTABLISHED ON THE SHALLOW LAND PLANTING AREAS UNTIL THE PLANTING WINDOW IS REACHED. CONTENT AND SOIL TEXTURE TO MEET THE FOLLOWING: pH VALUE 5.5 TO 7.0 PLANTING MAINTENANCE ORGANIC CONTENT 5% MINIMUM BY DRY WEIGHT SOIL TEXTURE LOAMY SAND WITH NO MORE THAN 10% CLAY 1. THE CONTRACTOR SHALL INSPECT ALL PLANTINGS ON A WEEKLY BASIS FOR THE FIRST 60 DAYS AFTER 4. ANY SOIL AMENDMENTS SHALL BE APPLIED AND MIXED INTO THE TOP 6 INCHES OF SOIL DEPTH PLANTING. THE CONTRACTOR SHALL WATER ALL PLANTS AS NEEDED TO ENSURE SURVIVAL. 5. THE SOIL SHALL BE FINE GRADED TO REMOVE ALL STONES OR ROOTS GREATER THAN 1 INCH DIAMETER 2. AFTER 30 DAYS, ANY DISEASED DEAD OR DYING PLANTS SHALL BE REPLACED WITH THE SAME SPECIES. 3. THE CONTRACTOR SHALL WARRANT ALL PLANTINGS FOR A MINIMUM PERIOD OF 12 MONTHS AFTER INSTALLATION. PLANT INSTALLATION AND ESTABLISHMENT 1. THE CONTRACTOR SHALL UTILIZE FRESH, NURSERY RAISED PLANTS AS SPECIFIED IN THE PLANT LIST. 2. ALL PLANTS SHALL BE INSTALLED WITHIN 48 HOURS OF RECEIPT FROM THE NURSERY AND SHALL BE MAINTAINED WITH ADEQUATE MOISTURE AND SUN TO MAINTAIN THEIR VITALITY. 3. PLANTS SHALL BE INSTALLED BY HAND AT THE SPACING SPECIFIED. 4. NEWLY INSTALLED PLANTS SHALL BE WATERED IMMEDIATELY AFTER INSTALLATION UNLESS THEY ARE INSTALLED IN A SUBMERGED SHELF AREA. 1 - L_*4�� 1 L- VEGETATIVE SHELF 10 _ELEVATION=18.0_ 1L 10' 2 STORMWATER DETENTION POND CROSS-SECTION 1C-4 NOT TO SCALE PERMANENT POOL ELEVATION = 18.5', AREA = 5,808 SF TEMPORARY POOL ELEVATION = 19.4', AREA = 8,153 SF SEDIMENT CLEANOUT ELEVATION = 13.0' FOREBAY ELEVATION = 12.0' ELEVATIONTION=17.5• 2 PERIMETER SHELF PLANTING LIST PLANTING LOCATION SCIENTIFIC NAME COMMON NAME SIZE SNiOW WATER AREA SHALLOW LAND AREA IRIS ARGINICA BLUE FLAG IRIS LARGE PLUG X PELTANDRA VIRGINICA ARROW ARUM LARGE PLUG X SAGITTARIA LANCIFOLIA BULLTONGUE LARGE PLUG X SAGITTARIA LATIFOLIA DUCK POTATO LARGE PLUG X SPARGANIUM AMERICANUM BUR -REED LARGE PLUG X ZIZANIOPSIS MILIACEA WATER MILLET LARGE PLUG X PROVIDE EVEN NUMBER OF SPECIES PLANTED AT 18" O.C. IN ALL DIRECTIONS WITHIN TEN FOOT WIDE PERIMETER SHELF. PROVIDE A MIXTURE OF EACH PLANT SPECIES SO AS TO PROVIDE APPROXIMATELY 33% COVERAGE OF THE PERIMETER SHELF IN EACH PLANTING ZONE WITH SPECIES SPECIFIED FOR EACH PLANTING ZONE. SAFETY LEDGE TEMPORARY POOL = 19.4' 3 -\ ELEVATION=18.0' II PERMANENT POOL ELEVATION = 18.5' J 1 �1 3 4' 10 1 SEDIMENT CLEANOUT ELEVATION = 13.0' 1 ------------------------ 2 POND BOTTOM ELEVATION = 12.0' 2 10' )REA TO BE VEGETATED IN ACCORDANCE WITH THE PROJECT VEGETATION PLAN PROVIDE PLANTINGS SPECIFIED AROUND FULL POND PERIMETER (10 FOOT STRIP SHALLOW WATER AREA SHALLOW LAND AREA EL ATION=19.0' ELEVATION=1 SOLID PRECAST CONCRETE BOX F #4 ALUMINUM BAR GRATING 4" O.C. 4" SCREW PVC OUTLET DEVICE---, 0 L2"x2"x1/4" CONTINUOUS FRAME -WILD 3/8"x4" ALUMINUM EXPANSION BOLTS AT i' ON CENTER L_ _ TRASH SCREEN-#4 ALUMINUM BAR ® 4" O.C. EACH WAY WELDED TO FRAME L2"x2"x1/4" CONTINUOUS FRAME -WELDED TOP RISER ELEV = 20.0' 4" SCREW TYPE CAP 4" PVC t-t1-1-1-`r1111.� +I -I 9" CLEAR f- PLAN 10-YEAR PEAK STAGE = 19,83' 3/8"x4" ALUMINUM EXPANSION BOLTS AT 1' ON CENTER GROUT ANNULAR SPACE WITH NON -SHRINK GROUT 6" INVERT OVERFLOW WEIR ELEV = 19.5' ELEV.=19.4' GROUT ANNULAR SPACE -19" CLEAR I -- WITH NON -SHRINK GROUT 1' 2' OUTLET PIPPE INVERT ELEV = 18.5' „ 3' CLEAR INV OUT=17. 4" PVC PLUG WITH 1-1/4" HOLE DRILLED ELEV = 17.5' TOP OF FOOTING = 15.6 CN BOTTOM OF PRECAST CONCRETE BASE = 14.6'� 4 PVC STUBBED INTO BOX ELEV=17.8' d 8 ° ° e 12" d d 1 A° '4 12" n d° ed de ° ° d d - 6'x6' SECTION 2 DETENTION POND OUTLET STRUCTURE C-4 C-4 NOT TO SCALE POND STAGE/STORAGE RELATIONSHIP STAGE ELEVATION AREA SF 0 VOL CF TOTAL VOLUME ABOVE PERMANENT POOL 0 FT 18.5 FT 5,808 0 0 0.5 FT 19.0 FT 7,668 3,369 3,369 1.5 FT 20.0 FT 8,880 8,274 11,643 2.5 FT 21.0 FT 10,164 9,522 21,165 STORMWATER DETENTION POND TABLE FOREBAY ONLY CONTOUR AREA SF AVG. AREA SF A VOL CF CUMM, VOL. 12.0 40 SF - - 0 13.0 112 SF - - 0 14.0 216 SF 164 164 164 15.0 352 SF 284 284 448 16.0 1520 SF 436 436 884 17.0 720 SF 620 620 1,504 18.0 952 SF 836 836 2,340 18.5 1518 SF 1235 618 2,958 POND ONLY CONTOUR AREA SF AVG. AREA SF 0 VOL CF CUMM. VOL. 12.0 670 SF - - - 13.0 994 SF - - - 14.0 1350 SF 1172 1172 1,172 15.0 1738 SF 1544 1544 2,716 16.0 2158 SF 1948 1948 4,664 17.0 2610 SF 2384 2384 7,048 18.0 3094 SF 2852 2852 9,900 18.5 4290 SF 3692 1846 11,746 10 0 5 10 20 GRAPHIC SCALE: 1' = 10' 2' 11 2' STRAPS 24" O.C. ANCHORED IN CONCRETE 12" MIN. (TYPICAL OF 4) \--45 LF 18" CORRUGATED ALUMINUM PIPE 3" WIDE x 1/4" THICK GALVANIZED METAL STRAPS 24" O.C. ANCHORED IN CONCRETE 12" MIN. (TYPICAL OF 4) 45 LF 18" CORRUGATED ALUMINUM PIPE d ° 30" WIDE x 9" THICK CONCRETE ANCHORAGE FOR PIPE NEW WORK ITEMS 0 NEW ASPHALT PAVEMENT. SEE DETAIL A, SHEET C5. 0VEGETATED SWALE. SEE DETAIL B, SHEET C5. 0GRAVEL CONTROL ENTRANCE. SEE DETAIL C, SHEET C5. ®INSTALL SILT FENCE INSIDE LIMITS OF DISTURBANCE. SEE DETAIL D, SHEET C5. 0INSTALL CHECK DAM. SEE DETAIL E, SHEET C5. © INSTALL INLET/OUTLET PROTECTION. SEE DETAIL F, SHEET C5. OINSTALL DROP INLET PROTECTION. SEE DETAIL G, SHEET C5. ®INSTALL CONCRETE CURB & GUTTER. SEE DETAIL H, SHEET C5. 0INSTALL CURB INLET. SEE DETAIL I, SHEET C5. 10 STORMWATER DETENTION POND OUTLET DEVICE. SEE SHEET C4. NOTE: THE PROJECT NPDES CONSTRUCTION PERMIT REQUIRES THAT EROSION CONTROL DEVICES AND STORM WATER OUTFALLS BE INSPECTED WEEKLY AND WITHIN 24 HOURS OF A 1/2-INCH RAIN EVENT. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO CONDUCT THESE INSPECTIONS AND MAINTAIN RECORDS UNTIL THE AREA HAS STABILIZED, EVIDENT BY 95% VEGETATIVE GROWTH FOR AREAS RECEIVING SEEDING. TO FACILITATE RAINFALL MONITORING, A RAIN GAUGE IS REQUIRED TO BE ONSITE. ONCE STABILIZATION HAS BEEN ACCOMPLISHED, INSPECTION RECORDS ARE TO BE FORWARDED TO THE CONTRACTING OFFICER AND ALL TEMPORARY EROSION CONTROL MEASURES REMOVED. THE CONTRACTOR IS RESPONSIBLE FOR MAINTAINING COMPLIANCE WITH ALL PERMITS AND PLANS ANY CHANGES MUST BE APPROVED BY THE STATE PRIOR TO EXECUTION. A COPY OF THE EROSION AND SEDIMENTATION CONTROL PLAN, LETTER OF APPROVAL AND NPDES CONSTRUCTION PERMIT MUST BE MAINTAINED BY THE CONTRACTOR AT THE PROJECT SITE. Z w w Q a 0 2" ASPHALTIC CONCRETE SURFACE COURSE o 8" AGGREGATE BASE COURSE COMPACTED SUBGRADE A NEW PAVEMENT SECTION C-2 C-5 NOT TO SCALE C-3 C-4 J 6 B VEGETATED SWALE C-2 C-5 NOT TO SCALE C-3 C-4 ° ° 0 o o 6" LAYER OF COARSE AGGREGATE OVER 0 0 0 0 0 12" LAYER OF STONE BASE COURSE 0 000 0 — 0 00000 MAINTENANCE: "' 0 0 0 0 0 1. MAINTAIN ENTRANCE CONDITION. 0 ° 0 o 0 10' THIS MAY REQUIRE REPLACMENT 00000 OF STONE. 0000000 EDGE OF EXISTING ROADWAY PAVEMENT C GRAVEL CONTROL ENTRANCE C-2 C-5 NOT TO SCALE C-3 C-4 7 SELF -ANCHORING METAL POST ® 6' O.C. MAX 12 GAUGE 6"x6" WIRE MESH FILTER FABRIC 8 BURY <= FLOW MAINTENANCE: 1.INSPECT STRUCTURES WEEKLY AND AFTER AT LEAST A 1/2" OR GREATER RAINFALL EVENT. 2. REMOVE SEDIMENT FROM BEHIND SILT FENCE PRIOR TO IT REACHING A MAXIMUM DEPTH OF 6 INCHES. ffiNOT SILTFENCE C-3C-4 TO SCALE 12" THICK NCDOT #57 STONE ON UPSTREAM SIDE FILTER CLOTH 12" THICK NCDOT #57WASHED 1.5' STONE ON UPSTREAM SIDE CLASS B �RIPRAP 0 2 0000000000� 1 X w oo0$�goo Oo Op00(3 000 000�' 0 RIC N a r,O,. On �, r r .. r or CLASS A NON -WOVEN i 4' MINIMUM GEOTEXTILE FABRIC 6 MAXIMUM 4 /—FINISH GRADE EXISTING GRADE 1. CONSTRUCT CHECK DAM OF RIP RAP STONE PLACED IN ACCORDANCE WITH DETAIL. 2. SEDIMENT BEHIND THE CHECK DAM SHALL BE REMOVED PRIOR TO THE LEVEL REACHING WITHIN 6" OF THE CENTERLINE CREST OF THE DAM. 3. SHOULD SCOUR DEVELOP AT THE DOWNSTREAM END, IT SHALL BE 6" THICK #57 STON PERIMETEF A OUTLET PLAN OUTLET PIP 9-0 FLOW => FLOW => CLASS A NON -WOVEN FILTER FABRIC SECTION A -A 0Coo o°°o 000 o ° °0 0 000 00 0 0 o 0 RIP RAP Cr' ° �po0 o0 o�°°GGO 11' RIP RAP MINIMUM STONE DIA=6" MAXIMUM STONE DIA=9" 0 00 0000 0 0000 0 00 0o A O "' C_i 0 0 00 o�, o -, O0 CY) o O MAINTENANCE: 1. INSPECT STRUCTURES AT LEAST WEEKLY AND AFTER ANY RAINFALL EVENT GREATER THAN ONE—HALF INCH. 2. IMMEDIATELY MAKE ALL NEEDED REPAIRS. F INLET OUTLET PROTECTION C-2 C-5 NOT TO SCALE C-3 C-4 G' CTEEI ❑nCT #57 STONE NOTE: UNIFORMLY GRADE A SHALLOW DEPRESSION APPROACHING THE INLET. " OPENINGS) NOTE: iT PROVIDE DROP INLET PROTECTION AT ALL DRAINAGE STRUCTURES. m MAINTENANCE: 1. INSPECT STRUCTURES WEEKLY AND AFTER AT LEAST A 1/2" OR GREATER RAINFALL EVENT. 2. CLEAR DEBRIS AND REPLACE STONE AS NEEDED. 3. REMOVED ACCUMULATED SEDIMENT WHEN IT REACHES A MAXIMUM DEPTH OF 6 INCHES. G DROP INLET PROTECTION C-2 C-5 NOT TO SCALE C-3 C-4 9'-0" NOTES: 1. CONTRACTION JOINTS SHALL BE PLACED 10'-0" O.C. TO A MINIMUM DEPTH OF 1-1/2". 2. EXPANSION JOINTS SHALL BE PLACED 80' O.C. AND ADJACENT TO ALL FIXED OBJECTS (WALLS, WALKS, ETC.) 3. EXPANSION JOINTS SHALL BE COMPLETELY FILLED WITH A JOINT FILLER SUITABLE FOR THE APPLICATION. 4. PROVIDE AT ELEVATIONS SHOWN. SLOPE CURB & GUTTER EVENLY BETWEEN SPOT ELEVATIONS, H CONCRETE CURB AND GUTTER C-2 C-5 NOT TO SCALE C-3 C-4 T.C. ELEV = AS INDICATED I� CURB INLET FRAME/COVER RIM FI FU = AS INnICATFfI I ` ASPHALT `8" CONCRETE 24" MINIMUM s GROUT ENTRANCE Q" U " Z_ D 15" RCP OR 18" RCP AS INDICATED ON PLAN 4" TYP� = AS INDICATED 1 ,o 0 J �--2"X4" KEY #5 0 12" O.C. E.W. 6" COMPACTED STONE BASE CURB INLET C-2 C-5 NOT TO SCALE C-3 C-4 VEGETATIVE SEEDING AFTER COMPLETION OF GRADING ACTIVITIES AND THE CONSTRUCTION OF SWALES, ALL EXPOSED AREAS SHALL BE SEEDED TO THE FOLLOWING SPECIFICATIONS: SEED BED LIME 1-1/2 TON PER ACRE FERTILIZER 1/2-TON PER ACRE SEED RYE GRAIN 50 LBS PER ACRE TALL FESCUE 100 LBS PER ACRE MAY THROUGH AUGUST: CENTIPEDE 5 LBS PER ACRE PROCEDURE STRAW MULCH SHALL BE APPLIED AT A RATE WHICH WILL INSURE APPROXIMATELY 75% COVERAGE OF THE SEEDED AREA. THE STRAW AND SOWN SEED WILL BE LIGHTLY DISCED INTO THE BED TO GIVE IT FURTHER RESISTENCE TO BLOWING AND WASHING. THE CONTRACTOR SHALL GUARANTEE A FULL STAND OF GRASS OVER THE ENTIRE DISTURBED AREA. IF NECESSARY THE CONTRACTOR WILL WET DOWN THE AREAS TO ASSIST IN SEED GERMINATION OR AID IN GROWTH IN TIMES OF EXCESSIVELY DRY WEATHER. A STAND OF GRASS WILL BE CONSIDERED ACCEPTABLE WHEN THE ENTIRE STAND OF GRASS IS AT LEAST FOUR INCHES HIGH AND HAS ACHIEVED AT LEAST 95% COVERAGE OF DISTURBED AREAS. RESEEDING WILL BE REQUIRED AS NECESSARY BY THE CONTRACTOR TO OBTAIN THE SPECIFIED STAND OF GRASS. SPECIAL SEEDING NOTE: THE ANGLE FOR GRADED SLOPES AND FILL SHALL BE NO GREATER THAN THE ANGLE THAT CAN BE RETAINED BY VEGETATIVE COVER OR OTHER ADEQUATE EROSION CONTROL DEVICES OR STRUCTURES. IN ANY EVENT, SLOPES LEFT EXPOSED WILL, WITHIN 21 CALENDAR DAYS OF COMPLETION OF ANY PHASE OF GRADING, BE PLANTED OR OTHERWISE PROVIDED WITH TEMPORARY OR PERMANENT GROUND COVER, DEVICES, OR STRUCTURES SUFFICIENT TO RESTRAIN EROSION. ADDITIONALLY, WITHIN 15 WORKING DAYS OR 90 CALENDAR DAYS FROM THE COMPLETION OF THE PROJECT (WHICHEVER IS SHORTER), PERMANENT GROUND COVER SHALL BE ESTABLISHED. J VEGETATION PLAN C-2 C-5 C-3C-4 NOT TO SCALE SOLID WHITE POSITION MARKER SOLID LINE —YELLOW OR WHITE &C-4C-5 VEMENT STRIPING C-3 C-4 T TOSCALE E CHECK DAM C-2 C-5 NOT TO SCALE C-3 C-4