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HomeMy WebLinkAboutSW5230802_Plansheet - Misc. Detail_20231222 (2) 5i It Fe nc pee i f I fait 10 ns Practice Slan far ir and Sp1 cificafions Practice 5faiidards anti Spe rfirarroir.s L.Sted poots shall be a mmkuuuu of a ft.]lam.&wekp a raaarrwm of 1.) 1bhE and filw AL 3Wry1y1F1W U-1 girl iii r:wIrn1FL OK%Vt of T";;. 5�ctI r+uIke sTiAl The Slicing Method � hw%i!.a mei L pl.ne wA( d rear I h r bob) m mch Qua TRheo 4he.pose is dhizYn Maintenance Inspect sedilnent fences at least once a week and after each rainfall- ?lake any W w sk puvu i ¢qpQ,dhio plow will M tHehia ncc tmund kvc1 for:m41iA AI4bIIkX required rer1131r5 Immediately. Par,riru hurt uC131 3PACtf413: 8'max.Standard Strength fabric with wirx fence I x wL�n Vir; F;rt�III %'Let -ni W'ft ri;gkii�nr&4r A5TM A I I s. maa.2,7 °' •ram on 00orl•uns D ShouId the fabric: of a edirnem fence collapse, tear, decompose or become ----- - 7apoJ Foblic b-mox.extra 5trengt3L fabric wi#hout wire Fence cc �I.$] else �8oitir >tor t+iao-. f�ruY11 be u Itsea '� in_ hi and shot I Inc ffe�ve, replace i r promptly. �' r 'wain e�1r ILAYc M Jv&A-6 Nov NglxlirrW) wrirl;,. 34@(-bgnIL;d) -irs*4 1l br d A'Lcch Irm-c:r7 .*,meal:.ei7n d Fir s �2 6L opm. 71>t mp.LIHI 11!-�,ni RV1Nii sLdI be L1) . A]I LtdkeL wvri €ha,ll Rernave sedinwril deposits as neccs to rm ilde adequate stn€a a volume W �� � � � FL41+f -� � Steel be l�pr- st W 1 ' Far the. -text rain and to reduce pres`gure an the fence. 'Fake care to avoid ornre ow&each sltle W slk Pngr rxP1r, p° x 2 to a tires wile Plastic ar under irung the fence during cleanout device a qr P.s.h.or �'�� wire ties 1. Ma Fmb6 r�I I br t�tmrpla sewl of fk bey ti n s to r}4 ng do i n Fin 61lip �4.ear �F}�r5 aUmfLfrrfLi it 81 I#tfL K. R1EI�Y1� 11A krtilt 11�YI��ei, rw comvrxtetl loll carroac!etl Gorr 4-1/ Remove all fencing rnateriajs and unstable sediment deposits and bring the daubPm 15 24" pamideeti. Tlta 6bea shaJ}ke i4rTnetl lobe a trFelw such Lhai Lh� Glirnea Wire area to grade and subilize it der the contributing drainage area has brr*erL /!\!j\I\ �I•/j �! !j #errca Lw kl it%imadri dimerri irinLI rtl mi%.c ko tkch t#tr. 'I1m rilitr rAhM$&dj properly stabilized � !j °��'; O 4x freed-Dr ain Lre:mmtns tx tirl:flinp Whit h at�t aLlrenelk zWr its ph+5sLLal !'y\�\\\ � \\ \ �y ground v o° ° HIT♦ °°° O C''J IMf,p�nCA t1'kr iii im3lpacn Thr r.dJm r: rhHll #Fad nf�IdbcC$�F�� �I h % % f !/ /f�/ Li dfi }* caady 9&cm iLs phul an&of liker�pcapefues. The f� shall haul- Reference ASTM D 6461- 99. "Stmridord Specification fee Silt Fence Male9 ials" ASTM \ \Njf\ ATrncHr pFrw�s � Q o�� o Cn a minilmde width ur36 b5;bvi. lnieTnatiooaL Far referenced ASTM standa.rck, ,visit t'he ASTM website, ��\�1 � \1 \� � •roger ra4rio cd post.W seeded. a^gown&a^ VVWW_aStm.o orc7antact}tiSTM 935L1}m rSeaviae [SeI3fT tI� 1_DI Far �, ��\ �\ � �,\ •�III�relhreLrilea fnrwaedalong r !!�! ! \�\ f\ � per peel.cal vdth lop 8'of fabric. 2 the tran�h T1yie Mn ra�u allwli bu Ir>lf>e J wrin gull ale Ir>ar lino afie�sl Annual Book afASTM Standar.'ds volume in ormatlan,refer to the mandardd's \\ \\\\! \\���4��!`\� \\ 4 Po non each ne�lo� Y.r.,n ring odes J r flIIY Filter 0ij, n mmue gad emended uJuwb2&i pr,-ftr un pIh:tmem. LJacu m�RL ua1Tn7r+ page an the ASTM websile_ � � y�! � %\Ij a minlmum o,1•apQrf. ° •Hang each Be ono pm.I Hppla and ilghicn securrly. 7bo fiLher(AKic smell mmL Lhe IfoI6%vigg minimum phksir-d nequi mime nm: ASTM D 6462 - 03. "Sumlard Practice for Silt Fence Installation" ASTM No more than 24"of 3T fabric use cable lle% 1 or rAfl w;re. PdAg_fLEkr%} TF$T ML;TROD P EQVMEP VAUIE is allowed above ground_ LnternatirnlaL For referenced ASTM si:andards, visit the ASTM tvehrsite} Wire Ttusil� 5Irengh AS-M D 463 2 �}+fe�+xs w � fence fw.astm.org.-Dr contact ASTM Cummor Ser�vioe atsemice?, ;asoimr& For I-1 purrl7 &"M D 2 �"-Nbrk"If&U irk Annual Book ofASTJVI Standards volume information,refer to the standard's 7ou of gat r�ee Gras�ee:ctiran 3.10%, fatale raga ire%rlaMem Document Summary page on the ASTM webs ite_ � OpmrciFlcn I� Filter wmr bvdkkg IngbIled Steel fabric B3ackfill trench Natumi Siia*t ADS Ff ASTM D 471 L .0.64 tiriLllLtwLte 1111 Swot ealfer post and compact ground Joel Spragaer PE_ SIIL Fence Perft�lance Limits and insta1ation ca, tlaL� oreughly 1} tiwil pTwl1� �I �.�J .' R,equirealerLLs_ Sprague and Sprague Consulting Envneers and TRD Fobrlc Uk mvmleL Si l�(oetaiire d ASTM M D d•�i 5 abcNe EnvironrnierLtalr Inc. •.. . . Slr�u�iharmT 91RIft uf • W Carpenter Erasion Control. ht[tp=Jlwww.Lemmy-sfzrLcam/ �'---_-- -� �-�- --- '.�� � . . min . .•, 'I. .. la v d. iir. l€rn_ rasnrfti starll IKn u did �i� r $•-L2I f ci '`':*�F' `{'. �In J Kentucky Erosion Pre>ventian and Sediment Conb,-�ol Field Manual, 2004. •. , ,_.� • Q The•sib f LPL:a sha I I I i ne bite Lne n A and a xteod u p Lh r pDat s for the rwula e r Q n �[ft Mb w� Thlr,wwh shall ftii 1K boArilk�vied I4rupIA. Sill �I I- ; ; • •' ' Rumoff 'oflifxil Al�e�rstjrrs - O fzbrxs shied I be spILr _d Lamer cabs ae s%V xtiug past♦TFILh a rotmimum of Hokarlolctisd point yllcla labdo Q 6 in.-ur uya1W 4nd v1 muh-N rmxnm;r W"wg:Ak ir�rm p;miiix b�tw+r4n1 - 0_Temporary IV�CSSOnS 31 widtn 0,7• Q Lb mo akILL A11he.oars of Lttf:WLadon.the UNNIL wide he Fe*oed I II has 3i4' Caimpieied krLkollollen Q ullef Prolertion Votary p.aw is not acceptcible because of horvontal compaction I lY J d rfe+c l s. de[kraoeatiu n,or�it1 Ls Lluogipe i n L�Te d d u riq�mr�acbae.Ir3f11pAmui-nn, fir Sri t .6-41_Outkt Stabilization Structl= Flgurs 6.62h Schematics for using the slicing method to install a sedimeni fence_ A.daptad from Sift France that L cAs 0 w O Figure�.62a IrrsLatlafaon detail of a sedil�nti$nce_ 8.03, Estimating Rum 6.62.E a Q Q z r��_51 13 leev.10.1 Q O SILT FENCE U CONSTRUCTION SEQUENCE 1. OBTAIN PLAN APPROVALS AND ALL APPLICABLE PERMITS. NO LAND NO LAND DISTURBING ACTIVITIES, INCLUDING TIMBERING OR DEMOLITION ACTIVITIES ARE ALLOWED WITHOUT FIRST OBTAINING A SEDIMENT AND EROSION CONTROL PLAN APPROVAL AND CERTIFICATE OF COVERAGE. 2. EROSION AND SEDIMENT CONTROL(E&SC)PERMIT AND CERTIFICATE OF COVERAGE(COC) MUST BE OBTAINED BEFORE ANY LAND DISTURBING ACTIVITIES OCCUR.THE COC MAY BE OBATINED BY FILLING OUT Dale: Page: O LJ_I THE ELECTRONIC NOTICE OF INTENT(e-NOI) FORM AT DEQ.NC.GOV/NCGO1. A COPY OF THE E&SC PERMIT, L� THE COC,AND A HARD COPY OF THE PLAN MUST BE KEPT ON SITE, PREFERABLY IN A PERMITS BOX,AND 4'MIN SILT FENCE U ACCESSIBLE DURING INSPECTION. 3. CONTACT THE THE DEMLR RALEIGH REGIONAL OFFICE TO SCHEDULE A PRE-CONSTRUCTION MEETING PRIOR TO COMMENCE LAND DISTURBANCE. (15A NCAC 04B.106(b)).AND; LJ__I 4 CONTACT THE NCDEQ DEMLR RALEIGH REGIONAL OFFICE(919-791-4200)AT LEAST 48 HOURS PRIOR TO SILT/FILTER BAG DETAIL „ti `' i, = 5Q Q LL INITIATION OF LAND DISTURBING ACTIVITIES. W z 5. PER NPDES REQUIREMENTS A RAIN GAUGE, SELF INSPECTION RECORDS, PERMIT, CERTIFICATE OF Q °Qa etc °aeS° if V 3.;7 ems. COVERAGE,AND S&E PLAN ARE REQUIRED TO BE MAINTAINED ON SITE AND ACCESSIBLE DURING TOP OF SILT FENCE INSPECTION. IT IS RECOMMENDED THAT THESE ITEMS BE PLACED IN THE PERMITS BOX AT THE BEGINNING OR MuSTBEATLEAST 1' eaa'° °aa r ":r 't';, 1 ABOVE THE TOP OF = L� ,S1ARFtiP ° I ;,;.::,••:z.:;.Y.?; ..',':t=..:.:, •,.::._:,.,_ .I ENTRANCE OF PROJECT. THE CONTRACTOR SHALL CONDUCT SELF INSPECTION OF THE SEDIMENT AND THE WASHED STONE Q Q FLOW L +, `< .J "_ +'c EROSION CONTROL MEASURES AND COMPLETE THE FOLLOWING COMBINED SELF-INSPECTION FOUND ON �� ., �; `'.;,'•FILTER?B '',;.s'.::. `; ;i ��� THE DEMLR WEBSITEhttps://deq.nc.gov.abouttdivisions/energy-mineral-land-resources/erosion-sediment-control/forms. 4+`` U TWELVE MONTHS OF COMPLETE INSPECTION FORMS SHALL BE KEPT ON-SITE AND AVAILABLE FOR V STEEL FENCE POST INSPECTION AT ALL TIMES. IT IS RECOMMENDED A COPY BE KEPT IN A PERMITS BOX. O R k °°°fin°e° � � -• +-j- WIRE FENCE 6. SELF-INSPECTIONS FOR E&SC MEASURES ARE TO BE PERFORMED AT LEAST ONCE EVERY 7 CALENDAR DAYS HARDWARE CLOTH FRONT VIEW PUMP DISCHARGE HOSE 12 IN MIN. AND WITHIN 24 HOURS OF EVERY RAIN EVENT OF GREATER THAN 1 INCH.ANY NEEDED REPAIRS SHALL BE BURY WIRE FENCE, ULCH, LEAF/WOOD COMPOST, MADE IMMEDIATELY TO MAINTAIN MEASURES AS DESIGNED.ALL E&SC MEASURES SHALL BE MAINTAINED AS FILTER FABRIC, PLAN VIEW WOODCHIPS, SAND, OR STRAW BALES U AND HARDWARE SPECIFIED IN THE CONSTRUCTION DETAILS ON THIS PLAN. FILTER OF#57 CLOTH IN TRENCH STRAP SLOPE I I WASHED STONE ° STEEL FENCE POST I Flow SET MAX 2'APART j c." .',.<:,; >; •,,; :::;. 5� MAX. 7. INSTALL TEMPORARY CONSTRUCTION ENTRANCES TO SITE FROM CRAFT LANE, (FORMERLY KNOWN AS BIRCH a ° o�r MIN_ 18"INTO SOLID STREET). p 0 GROUND M ° X FILTER FABRIC (� e� 94�°o � ON GROUND NOTES: Z Z N ELEVATION FILTER BAG 8. INSTALL SILT FENCE AND(5)STONE OUTLETS ALONG PERIMETER AS SHOWN ON THE PLANS. o Oa ° 8 IN MIN. m °0cnb SO 1. Hardware cloth and gravel should Overlay the silt fence at least 12 inches. O Z CONSTRUCTION SPECIFICATIONS q ° o °°� 0 2. Stone outlets should be placed❑n low elevation areas of silt fence and > 0 9. INSTALL SKIMMER BASIN AND DIVERSION BERMS AS SHOWN ON THE PLANS. I 8 Duo °pp fl 4` °k ° $ based on feed eondltions. O 1. TIGHTLY SEAL SLEEVE AROUND THE PUMP DISCHARGE HOSE WITH A STRAP OR SIMILAR DEVICE. ° O fl Ci°q O 0 (_0 10. BEGIN CLEARING/GRUBBING AND ROUGH GRADING OF SITE. MAINTENANCE: > �00 U 2. PLACE FILTER BAG ON SUITABLE BASE (E.G., MULCH, LEAF/WOOD COMPOST, WOODCHIPS, SAND, OR � � STRAW BALES) LOCATED ON A LEVEL OR 5% MAXIMUM SLOPING SURFACE. DISCHARGE TO A 1. Per NCG-01, inspect outlet at lest once a week and after each 1 inch STABILIZED AREA. EXTEND BASE A MINIMUM OF 12 INCHES FROM EDGES OF BAG. 11. INSTALL DIVERSION SWALES,AND CULVERTS/PIPES AS SHOWN ON THE PLANS. PROVIDE OUTLET BURY WIRE FENCE AND HARDWARE CLOTH BURY 6"OF UPPER EDGE OF Or greater rainfall event. Complete any required repairs immediately. O O I 1 I (n PROTECTION FOR PIPES AS SHOWN ON THE PLANS. 2. Freshen stone when sediment accumulation exceeds 6 inches. W }' 3. CONTROL PUMPING RATE TO PREVENT EXCESSIVE PRESSURE WITHIN THE FILTER BAG IN ACCORDANCE FILTER FABRIC IN TRENCH r 1 WITH THE MANUFACTURER RECOMMENDATIONS. AS THE BAG FILLS WITH SEDIMENT, REDUCE PUMPING 3. Keep mesh free of debris to provide adequate flow. �-/ N ,S (��1 P RATE. 12. PROVIDE GROUND COVER IN TIME FRAMES SHOWN ON GROUND STABILIZATION SHEET. 4. Remove sediment When half of stone Outlet is covered. U Cd 4. REMOVE AND PROPERLY DISPOSE OF FILTER BAG UPON COMPLETION OF PUMPING OPERATIONS OR 5. Replace stone as needed to facilitate de-watering. I I z a� N AFTER BAG HAS REACHED CAPACITY, WHICHEVER OCCURS FIRST. SPREAD THE DEWATERED SEDIMENT W Q 13. COMPLETE FINE GRADING AND PROVIDE PERMANENT GROUND COVER AS PER VEGETATION PLAN. FROM THE BAG IN AN APPROVED UPLAND AREA AND STABILIZE WITH SEED AND MULCH BY THE END OF THE WORK DAY. RESTORE THE SURFACE AREA BENEATH THE BAG TO ORIGINAL CONDITION UPON SECTION VIEW U � REMOVAL OF THE DEVICE. 14. PERIMETER MEASURES MUST BE LEFT IN PLACE UNTIL ALL UPLAND AREAS ARE PERMANENTLY STABILIZED. 0 ,� (� -� 5. USE NONWOVEN GEOTEXTILE WITH DOUBLE STITCHED SEAMS USING HIGH STRENGTH THREAD. SIZE AFTER THE SITE IS PERMANENTLY STABILIZED, REMOVE ALL TEMPORARY EROSION CONTROL MEASURES AND 0 N 0 U Ct O SLEEVE TO ACCOMMODATE A MAXIMUM 4 INCH DIAMETER PUMP DISCHARGE HOSE. THE BAG MUST BE Z W 0 �/ PROVIDE PERMANENT SEEDING WHERE TEMPORARY MEASURES HAVE BEEN REMOVED AND GROUND COVER NORTH CAROLINA VALUES (MARV) FORMANUFACTURED M A NONWOVEN THE FOLLOWING: IS THAT MEETS OR EXCEEDS MINIMUM AVERAGE ROLL IS NOT ADEQUATE. EnrfranmentcrrQua[fry SILT FENCE OUTLET lY GRAB TENSILE 250 LB ASTM D-4632 I 15. ALL PROPOSED E&SC MEASURES MUST BE MAINTAINED AND SKIMMER BASIN NOT DECOMMISSIONED UNTIL PUNCTURE 150 LB ASTM D-4833 lJ J FLOW RATE 70 GAL/MIN/FT' ASTM D-4491 PERMANENT VEGETATION HAS BEEN ESTABLISHED. PERMITTIVITY (SEC-) 1.2 SEC-' ASTM D-4491 UV RESISTANCE 70% STRENGTH ® 500 HOURS ASTM D-4355 APPARENT OPENING SIZE (AOS) 0.15-0.18 MM ASTM D-4751 16. ALL DEWATERING ON THE PROJECT(UTILITY TRENCHES AND BASINS)SHALL BE DONE THROUGH A Z `� SEAM STRENGTH 90% ASTM D-4632 SILT/FILTER BAG WITH A FLOATING INTAKE THAT IS CONSTANTLY MONITORED WHILE IN USE. 6. REPLACE FILTER BAG IF BAG CLOGS OR HAS RIPS, TEARS, OR PUNCTURES. DURING OPERATION KEEP CD CONNECTION BETWEEN PUMP HOSE AND FILTER BAG WATER TIGHT. REPLACE BEDDING IF IT BECOMES 17. ONCE THE SKIMMER BASIN IS READY TO BE DECOMMISSIONED, DEWATER THE BASIN THROUGH A SILT/FILTER DISPLACED. BAG. BRING THE FORMER BASIN AREA TO FINAL GRADE,AND STABILIZE/REVEGETATE THE AREA AS PER THE �--1 VEGETATION PLAN.ONCE PERMANENT VEGETATION HAS BEEN ESTABLISHED,AND ALL UP-SLOPE AREAS HAVE W BEEN STABILIZED,THE SKIMMER BASIN IS TO BE CONVERTED TO A PERMANENT DRY DETENTION BASIN. NCDEQ SHOULD BE NOTIFIED 10 DAYS PRIOR TO DEWATERING A BASIN.AFTER DEWATERING THE BASIN W O THROUGH A SILT/FILTER BAG,THE SKIMMER SHOULD BE REMOVED FROM THE HORIZONTAL OUTLET PIPE. �{ AFTER SKIMMER REMOVAL;, SET THE PVC RISER PIPE INTO THE CONCRETE ANTI-FLOTATION BLOCKAND PROVIDE A WATER TIGHT CONNECTION TO THE HORIZONTAL OUTLET PIPE. INSTALL THE DRAW-DOWN r��-- ORIFICE AS SHOWN ON THE BASIN OUTLET DETAIL. 18. WHEN THE PROJECT IS COMPLETE, THE PERMITTEE SHALL CONTACT DEMLR TO CLOSE OUT THE E&SC PLAN. AFTER DEMLR 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�ErRALPERMIT FEE WIj BFFS.tiARGID ITIL THE E�NO�H/�S MIN FILLED OU2 III^If^I UU 9 ///�\\ \\vl� r'