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HomeMy WebLinkAboutNCD986187094_20030915_Reasor Chemical Company_FRBCERCLA RD_Remedial Construction Plan-OCRw S ~-----4♦-~-~-N E ( I \ \ \ \ \ / / I L__ BASE MAP □ I I I I / I ' I ---. \ \ I U.S. EPA REGION 4 61 FORSYTH,.,STREET ATLANTA, GEORGIA 30303 CONTRACT NO. 68,.W7-0026 r SHT.2 SHT.3 SHT.4 SHT .5 SHT.6 \...S HT. 7 ....,, = _,_ ,,.\, _ ·1.-D f· _., ·_~.1. \' t r .,.. .. __ --' ..t..-' -.....::- DRAWING LIST COVER SHEET EXISTING CONDITIONS SITE MAP SITE REMEDiATION PLAN EROS ION AND SEDIMENT CONTROL PLAN SOIL/SEDIMENT EXCAVATION DETAILS OEWA TERING DETAILS EROSION CONTROL DETAILS ,J REGIONAL MAP -•~L ~ h .• -. • r ~-) ~.,, ~\ '" 1 -tl: ~"'~~~ ., 1-~ ' y~ , ,, . i. ;;; __ ' s 0 -r / ' ,,t •. 0, \ " I -' "'~ t) ,. {' : ,>· 'l,. .. J.' ~~ - ;,. _,. ' ,,,,,,,.,,, /. c/:' * ,4 ' . ...,, (' _/<,.A._, .J,; -\. .. ~-l. ~. . . .. .,,..(3i!k. . = .,. ,,,_ "\ """'". _._-':!,-t "":f: *; :.l-. .. '· " i. l, • ' / I ~,,,._ ~-= -;.1-'iJ,,. ... - I -V -.,... ._ ' ' ' ' . , . n.-~..-'\ (___ .., ,!, 4 ~ ':"" ~-'¾' ---,· * ¼..,,,... ,!, -= ,j . . ' .. / ~~ --· ,_. , ... 4 , >,I,;. p \ :- p • +. ' . 1-- w s ♦ ---N E ---------------- ~----------- \ \ i \ ' ! ' f I f ' I I f f WETLANDS \ f ~ ,o~ ~(' f --4- -------- f f L_ \ \ \ \ \ -0 ?) 0 -0 ~ ...-\ -( \ / -------- LEGEND □ (17.3) SOIL LOCATIONS EXCEEDING CLEANUP GOAL SEDIMENT AND SURFACE WATER LOCATIONS EXCEEDING CLEANUP GOAL MONITOR WELL LOCATION PRODUCTION WELL LOCATION GROUND SURFACE ELEVATION, MSL UTILITY [AS[MENT -------- - PW-3 "'--PLANT WATER SUPPLY WELLS PIPE SHOP ,----SCRAP COPPER RR RECOVERY RC-SS-C0MP1 ~R.A,cks FORMER ROSIN --/-------J WAREHOUSE 1---/~+--f---p;--,tr--t--;:±l~:::r=t=:t- TRAIN CAR SCALES FORMER LABORATORY~□ j //,:;/ RC-SS-C0MP2 NORTH TANk CRADLE ARtA ------ NOTES: 1. SITE FEATURES ARE SHOWN FOR INFORMATION PURPOSES. MOST HA VE BEEN DESTROYED AND ONLY REMNANTS REMAIN. GROUNDWATER MONITORING WELLS AND PRODUCTION WELLS STILL EXIST. 2. THE SURFACE TOPOGRAPHY OF THE SITE IS GENERALLY FLAT WITH A LOW AREA IN THE SOUTHEAST CORNER. NO CONTOUR MAP EXISTS; HOWEVER, GROUND SURFACE ELEVATION AT MONITOR WELLS HAVE BEEN SURVEYED AS SHOWN. --------- I --/- I I MW-6S ------* MW-6D (22.4) - TRANSFORMER BANK -----/ / / //// I/" 0--CONC. PLATFORM ON PILINGS j DRUM DISP{SALRQAD. ( AREi \ POND #1 \ SOUTH TANK CRADLE AREA EXTRACTOR RC-SW-01 RC-SS-C0MP3 RC-SS-03-~ D ½L) STILL (19.2) h7 ::S: MW-3 ~--- POND #3 \1fs MW-5 (19.2)$ SPENT WOOD /CHIPS ~ ---- -::.:c.:.::::_:~:-:~ 2. -··-.. / / REMAINS OF ~ BOILER HOUSE(:) MW-1 _ ~ (17.3) 7S I ! (21.8) WORK TANKS / I ~ . . POND #4; I ---- SETTLING POND ______ J z I ------- .,,,.-------------.______..._ I ' I , /: \ I / ! I PROPOSED BORROW SOURCE LOCATION j 1 ~ I APPROX. MOUND I I I I AREA I I ---------I \__ ---------I --~-=--=:::---. ---_,) -------- / \ \ I W<( 1-z (/) __J >-0 z et:: <(<( (l_ u 2::r:: 01-u et:: _Jo <Cz u~ -w 2z W>- I<( U::r:: et:: w Q__j (/) I- <( (/) w<C et:: u 0 0 N 0 0 -II • -0 0 a:: --0: CD 0 w __, If) -0: 0 (/) 0 >-' zvJ ... N ,,., Oz (/) '5 ~"' we,: NZ :co "3 (.)(.) (/) <( ZU -er -..: WO ~>--N--' >--(/) vi~ ::, >--..., e--00 ws> z< WC,: v,t--' iJiO -w (/) z "'w <(:,: _o i!: 111"' 0 ... ~ -i!: SHEET: 2 ,., 0 I!) .,_ ., . 0"' 0 w w z lo(/) ., 15::,c -~~-. ',I ""-",.'. /'' ''.\ (L <( ~ w I--(/) (/) z 0 -I- 0 z 0 0 c., z -I- (/) -X w ~ i ii! ~ I I i!i le i, ., ~ fi I ~ ~ 3' I.: M ~ ~ 0 "' -- ' ii' "' OF 7 01 "' u ~.....: ii: 0... S! 0 u Ct'. N "' f--~ 0 I ~ (/) ., J is 111 ~ le < 0 "' .. .. \ \ \ L \ W-2 ..._ PLANT WATER SUPPLY WELLS PIPE SHOP TRAIN CAR SCALES CONC. FILLED STEEL COLUMNS CHIP BIN-~ I/ TEMPORARY /; t-;;SH:;;T6--t]A~c~c:;::E~ssifiRtrotArr=D,-----1 F D SPILL CONTAINMENT SHT6 PAD _ WEST ACCESS ROAD MW-3 EDI I D MW-5 1 I I -.. - POND #3 .. --· ~ ,,---PERSONNEL AND EQUIPMENT DECONTAMINATION AREA ~--SCRAP COPPER RECOVERY FORMER ROSIN W REHOUSE 7S NORTH TANK CRADLE AREA DRUM DISPOSAL AREA WORK TANKS I -I I D SPILL CONTAINjENT SHT6 PAD ~- A .. --. POND #4 ) . L _ _J E . -.. DEWATERING I SHT6 STATION C'j ~ E. 011 " _,,, I I .. --__ . -. -.. POND #2 SPENT WOOD CHIPS oRP..ll'IP..G - / POND #1 ..--------- . ----.-·· --··--:_ .. -··-· .. -. .. -.. ------·-.-------·· .. -.. --.. -. -----· --.--.. -. ----. --· ~MW-4 S / -€:17 MW-4D ( \ ------ --·· . -. -.. . --.. -.. -. . --. . -. -. . . -. --.. --.. - -.. .. -. - 8 SHT5 REMAINS oFA<::) BOILER HOUSE V POND EXCAVATION MW-1 SETTLING POND ROAD ( I _) / '-" l )1 // /.,/ 0 <( 0 0:: (/) (/) w 0 0 <( I f- 0:: 0 z ---------------- ~~ TES: 1. A TOTAL OF 39 DRUMS OF INVESTIGATIVE DERIVED WASTE (IDW) ARE STAGED AT THE SOUTHWEST CORNER OF THE SITE. 3 OF THE DRUMS CONTAIN PERSONAL PROTECTIVE EQUIPMENT AND THE REMAINING 36 CONTAIN PURGE WATER FROM MONITOR WELLS. THIS WATER IS TO BE CONSOLIDATED WITH POND WATER OR PUMPED DIRECTLY INTO TRANSPORT TRUCKS FOR OFF-SITE DISPOSAL WITH SURFACE WATER. 2. EXCAVATE SOIL CLEANUP AREAS AND POND SEDIMENT TO DEPTHS SHOWN ON SHEET 5. 3. DRUM REMNANTS IN DRUM DISPOSAL AREA TO BE CONSOLIDATED WITH IDW DRUMS FOR OFF-SITE DISPOSAL. 4. PROPOSED ACCESS ROADS ARE APPROXIMATE AND CAN BE ADJUSTED IN THE FIELD TO PROVIDE THE MOST EFFECTIVE ACCESS TO EXCAVATION AREAS. LEGEND: ™M p· __ -.. -1 EXISTING ACCESS ROADS PROPOSED ACCESS ROADS SURF ACE WA TIER DRAINAGE DITCHES SOIL REMOVAL AREAS SURFACE WATIER AND SEDIMENT REMOVE AREAS BORROW SOURCE NOTES: 1. THE MOUND AREA SHOWN WITHIN THE BOUNDARIES OF THE PROPOSED BORROW SOURCE AREA WILL BE THE SOURCE FOR BACKFILL MATERIAL. THIS MOUND AREA IS ESTIMATED TO BE 150 FEET X 350 FEET WITH A MAXIMUM HEIGHT OF 5 FEET ABOVE SURROUNDING GRADE ELEVATIONS AND CONTAIN THE ESTIMATED 5,000 CUBIC YARDS OF BACKFILL MATERIAL NEEDED FOR THE PROJECT. 2. THE ENTIRE MOUND AREA IS COVERED WITH 20 TO 30 YEARS OLD PINE TREES AND WILL REQUIRE CLEARING AND GRUBBING PRIOR TO EXCAVATION. IN ADDITION, 6 TO 12 INCHES OF TOPSOIL MUST BE STRIPPED AND STOCKPILED FOR USE IN FINAL SITE RESTORATION ACTIVITIES. 3. UPON COMPLETION OF BACKFILL, THE BORROW SOURCE AREA MUST BE GRADED TO PROMOTE DRAINAGE AT A MINIMUM SLOPE OF 0.01 FT./FT. IN THE EAST -SOUTHEASTERLY DIRECTION OR TO THE NEAREST DRAINAGE FEATURE. AFTER \ ~EAL GRADING, STOCKPILED TOPSOIL MUST BE SPREAD OVER , \__ CLEARED AREAS AND RE-VEGETATED. \,, ------------------ / \ I /: I I : I \ I I ~ --~ -~ PROPOSED BORROW SOURCE LOCATION .,..,,,.--- APPROX. MOUND AREA -----------------~ ------- - \ \ I I I I / \ W<( 1-z (.I) _J >--0 zcr: <(<( o_ u 2 I 01- ucr: _Jo <(z u --w 2z W)-- I<( U I cr:w Q_j (I) I- <( (.I) w<( cr:u 0 N - 0 <O 0 0 <O II • - 0::: <( (D w _, <( 0 V1 SHEET: 3. Of -0 I"") 0 ci 0 z N F w ~ a, '< n -0 0 ~,.....: en ~ (l_ I"-~(.) < . om 0 Q:'. 0 w w z n is VJ ~ f--~ 0 :r: < > (/) i's :a: < J z <( _J 0.. z 0 -I- <( 0 w ~ w 0::: w I--(/) 7 _J I \ \ L E \ -iJ . Al 0 --0 \--"G -:xi --\ -( C 2- 01 \ TRAIN CA SCALES SOIL/SEDIMENT -~ STAGING AREA TRANSFORMER BANK 0-CONC. PLATFORM ON PILINGS .f 0 CONC. FILLED STEEL COLUMNS CHIP BIN-~ POND #1 0 RC-SW-01 .. . . -. .. - . -. -----------··-:-.----------.. -.. -·· 1/ WEST ACCESS ROAD I . I . • . ~---SCRAP COPPER RECOVERY FORMER ROSIN W REHOUSE RC-SS-C0MP2 NORTH TANK CRADLE AREA -------------------- / DISPOSAL AREA I . . I I SOUTH T~----·-·-j RC-SS-C0MP3 CRADLE AREA RC-SS-03 --~6'--~.--..;.....=;~...1 MW-3 © I D POND #3 MW-5 . . .. - -.. . . --·· -.. - WORK TANKS --------·--.. -.. . -. -. --·· . --· . ----,. --· ---.. -.. -.. -. --·· ---. . . - POND #4 I I ) ----------------- I I I / ROAD I SPENT WOOD CHIPS 4 SILT FENCE ---- REMAINS OFG(:) BOILER HOUSE V SHT7 SETTLING POND ~MW-4S/ ~ MW-4D 3 HAY BALE SHT7 ( MW-1 \ ---·-- --- ------- - - - --------- · t fi-st-AC CES S -ROAD ,.-- ! / / ./ ( •,\ \ Q <( 0 0::: (f) (f) w 0 0 <( :r: f- 0::: 0 z -------------- NOTES: 1. PRIOR TO CONSTRUCTION, A LAND DISTURBANCE PERMIT IS REQUIRED. CONCEPTUAL PLANS FOR EROSION AND SEDIMENT CONTROL ARE SHOWN ON THIS PLAN. THE CONTRACTOR SHALL IMPLEMENT EROSION AND SEDIMENT CONTROL MEASURES IN ACCORDANCE WITH THE "NORTH CAROLINA EROSION AND SEDIMENTATION CONTROL PLANNING AND DESIGN MANUAL". 2. A ROCK CONSTRUCTION ENTRANCE/EXIT SHALL BE CONSTRUCTED FROM THE FRONT ACCESS GATE TO ROUTE 132 PAVEMENT. THE ENTRANCE/EXIT SHALL BE CONSTRUCTED WITH AASHTO N0.1 STONE WITH WOVEN GEOTEXTILE FABRIC AS NEEDED FOR STABILIZATION. SEE DETAIL 1 ON SHEET 7. LEGEND: --l~~s;~;~~;-~~;-~;1 □ SOIL LOCATIONS EXCEEDING CLEANUP GOAL SEDIMENT AND SURF ACE WATER LOCA TlONS EXCEEDING CLEANUP GOAL MONITOR WELL LOCATION PRODUCTION WELL LOCATION SILT FENCE WOODEN AREA I /: I I : I \ I / / I --------- PROPOSED BORROW SOURCE LOCATION APPROX. MOUND AREA \ \ \ I I I I ~ ---------~ I -_/ I -- ~---... ........ -1 0 "' ~ 0 <D II ' ~ 0 Cl:'. <D <{ CD 0 w _, I') <{ 0 (f) 0 ,.. ' z..J ... "' o" ,., z UlO ><0 woe NZ IO N~ 00 u,< zo -DC -<( WO ~t;; N..J iii<( ... ;;i ... £'. 00 w~ z < w"' "'"' IO "' -w "'z "'w _o <(I i!c a,"' u. !!! 0 -;,: (•m 4 ~ :i ~ i, fl Q /,! ~ i /,! .: ~ ~ " &, CJ) ,,, ") 'O 0 ~ ..-: ui le~ C: o_ < . 0 0, SJ 0 " O'.: 0 w Li..l z ·"/) < :s ::;; 1-z w ~ 5 >-< ., ~z O<: W....J (/) (L O....J zO <:~ zZ oO (/)u 0 0:::: w ~ ~ ~ ,! ~ " l!l ~ < z G: ~ !:! " .. " 'T f-- I tfJ OF _J r-- L 100' /\ I V[ I /\j I vi I < < > < > > < > < >< > < > < < >< > < > < > ------ 1/\ I Iv I I /\ I [v I [/\ I V SUMP 8' -0" ~--40mil LLDPE SUBMERSIBLE PUMP t 1. 5' I ----' I I 1 ----I : I --1 I I SUMP SECTION SCALE: N.T.S. -------CONTAINMENT BERM '---SOIL/SEDIMENT c SOIL SEDIMENT STAGING AREA SHT5 SCALE: N. T.S. ~ t-;-..__ I"-~ /I / -,/1 "' I~ A /4 /1 / /1 / J:::1u:::i11::~iiij'.~"'= P111 I I I I I I I I I I I I I I I I "' EXISTING GRADE EARTHEN BERM 1 "' SECTION (MIN. 1 FOOT HIGH) SHT5 SCALE: N.T.S. NOTES: 1. CREATE SUMP AT ONE CORNER OF STAGING AREA TO COLLECT WATER FROM STOCKPILE. 2. CREATE EARTHEN BERM MINIMUM 1 FOOT HIGH AROUND ENTIRE STAGING AREA. RUN GEOTEXTILE AND LINER OVER EARTHEN BERM AND ANCHOR WITH SOIL COVER. 3. COVER STOCKPILE AS NECESSARY WITH MIN. 10 mil PLASTIC TO MINIMIZE RAINFALL INFIL lRATION. -~ SOIL I SEDIMENT "' ~ ~~ ~ 40mil LLDPE 1' FOR PONDS NO. 1,3 &4 --~ 5' FOR POND N0.2 Ill~ --- LINER 1' [ £"'.fll7If"~_Ucc l_[I ----;,,,U;;,lll;c;;l ll,, -,t;I u, I :c=III rn:1 t -BOZ. NON-WOVEN GEO TEXTILE -------------20'-0" ------------- SOIL EXCAVATION AREA NOTES: 1. AREA WILL BE LOCATED IN THE FIELD BY EPA PROJECT REPRESENTATIVE USING HAND HELD GPS. 2. VOLUMES TO BE EXCAVATED: PIPE SHOP AREA = 20' x 40' x 1' (30 YD 3) SCRAP COPPER AREA = 50' x 50' x 1' (93 W) DRUM DISPOSAL AREA = 120' x 50' x 1' (222 YD3 ) 3. UPON COMPLETION OF 1' EXCAVATION, SAMPLES WILL BE COLLECTED TO CONFIRM CLEANUP TO REMEDIATION GOALS. 4. BACKFILL WITH CLEAN FILL MATERIAL AND COMPACT WITH VIBRATORY ROLLER AND GRADE TO MATCH SURROUNDING LAND SURF ACE. 8 SHT5 A SOIL EXCAVATION TYP SHT5 SCALE: N. T.S. WATER ELEVATION VARIES POND EXCAVATION TYP SCALE: N.T.S. POND EXCAVATION NOTES: 1. SEDIMENT EXCAVATION DEPTHS FOR PONDS 1, 3 AND 4 WILL INITIALLY BE 1 FOOT. POND NO. 2 WILL BE EXCAVATED TO 5 FEET OR UNTIL GROUNDWATER IS ENCOUNTERED. 2. EXCAVATED SEDIMENT WILL BE lRANSPORTED TO THE SOIL/SEDIMENT STAGING AREA FOR DEWATERING. 3. APPROXIMATE POND TOTAL DEPTHS: POND f/1 = 7.5 FEET POND f/2 = 7.5 FEET POND f/3 = 5.5 FEET POND fl4 = 8.0 FEET 4. BACKFILL WITH CLEAN FILL MATERIAL TO MATCH SURROUNDING LAND SURFACE. PLACE BACKFILL IN THIN LIFTS AND COMPACT WITH VIBRATORY ROLLER. 1 ' -o" t W<( 1-z (/) _J >-0 z 0::: <(<( Q_ u 2 I Of-u 0::: _Jo <tz u~ -w 2z W)- I<( UI o:::w Q_J (/) I- <( (/) w<( 0::: u >-' z-J ... N o'-' ,,., z (/)0 X C, WO:: NZ IO N§ ou (/) <( zu -"' -<( WO ~t;; N..J 1il <( :, z f---, 1--00 wQ z<C WI>'. (/) ,-: ijiO -1.J (/)z "'w <CI _o ;i:: mv, c,___ !!! 0 -;i:: (·"' 5 O• ~ --c, n -,-0 "J Q_ l1) "o ~ ,--~ n::: < -0 a, 0 0 w w z L{) i en "" f-~ 0 I < r en g; 2 < J (/) .....J -<( I-w 0 z 0 -I- <( > <( u X w I-z w ~ -0 w (/) '-.. .....J -0 (/) iS .. g ~ ! J ~ iii 11! ! Q I!! iii < ~ " ~ ~ J < z " [;'. I ~ I!! < "' 0 -"' il " :. 8: " < OF 7) L NOTES: i ----7 I I I I I I I I I I I I 30' -0" I I I I I I L ____ J 1-I •-----1 o· -o" ----- NOTES: 1. INSTALL SPILL CONTAINMENT FOR TANK TRAILER DURING FILL OPERATIONS. FABRICATE USING MINIMUM 30 mil THICK REINFORCED PLASTIC SHEETING WITH EARTHEN BERMS TO CREATE BERMS OR USE PREFABRICATED PORTABLE SPILL CONTAINMENT BERMS AS MANUFACTURED BY INTERSTATE PRODUCTS, INC, OR BASIC CONCEPTS, INC. OR EQUAL. o SPILL CONTAINMENT PAD SHT6 SCALE: N. T. S. 40mil LINER SEE NOTE 1 --, _j_ , 1 Ill I 1il1Usnl f 111'1111C111u.ai~lLD~=========~;;[J_£11.£cl~Ellt, Ill! EARTHEN DAM ~ (MIN 1 FOOT) 1 SHT6 SECTION SCALE: N. T. S. 802/SY NON-WOVEN GEOTEXTILE GODWIN ORI-PRIME AU TOMA TIC PRIMING CENTRIFUGAL PUMP ~ OR EQUIV. 1. PRIMING PUMP TO BE LOCATED ADJACENT TO EACH POND DURING DE-WATERING. DISCHARGE HOSE LENGTH FROM PUMP TO TANKER VARIES. SUCTION HOSE 2. DISCHARGE HOSE SUPPORT STAND SHALL BE CONSTRUCTED OF 6" x 4" x 12' LONG POSTS, WITH CROSS BRACING OF 4" x 4" BEAMS. ¾" THICK OSB PLYWOOD SHALL BE USED FOR BASE OF STAND. SIZE OF BASE SHALL BE DETERMINED IN FIELD. EXISTING POND □□ SUBGRADE ST ABILI ZA TION GEOTEXTILE (TC MIRIFI HP370 OR APPROVED EQUAL) 6" THICK GRAVEL ROADWAY CRUSHED GRAVEL OR CRUSHER RUN STONE \ 12'-Q" MIN. " ,, ~ ~. ,~, ~, " </ . ' </ ;,-~~ ..M'l. )._ j 111 ' ' ,,I J , i ~ ".i jH ' ~ -.. H " " " " • 'V .,.,, 0 ~ / -- -- -- -- --- -- -- - -- - ------ - ----11--=I 11 ;I I I== 11 ;I 1 -- --- - -- -1J 111 _111 111 _111 111 _111 111 _111 111 _111 111 _111111 _111 111 _111 111 _111 111 _111 111 _111 111 _111 111 _111 111 _111 111 _111 111 _111 111 w 111 _111 111 _111 111 _111 111 _111 111 _111 111 _111 1 i_ Ill 111==111-_ 111-1••---.. -•11-111-=111==111-111-11,-,.. .. -.. ,_,,,_,,,_,,,_,,,_,,,_ F TEMPORARY ACCESS ROAD SHT6 SCALE: N.T.S. TANKER TRANSPORT ' •----------------------VARIES ----------------kiH-J-----+----1 ,-----DISCHARGE HOSE DISCHARGE HOSE ------¥,)i---jl..-j SUPPORT STAND / E DE-WATERING STATION SPILL CONTAINMENT PAD__,, SHT6 SCALE: N.T.S. • W<( 1-z U)_J >-0 zo:::: <(<( o_ u 2I 01-uo:::: _Jo <CZ u~ -w 2z W)- I<( U::r 0:::: w Q_j U)I- <((/) w<C 0:::: u >-' z..J .. N o"' ..., z UJo ~" WO:: "'z IO "' li' uu (/)< zu -"' --,: WO ~ .... N..J I-(/) vi< ::, z I-.., 1--00 wQ z< w"' (1)1--. IO Ill -w v,z "'w _o <:r: i!: mUJ LL!Q 0 -~ ~ "" ii! 3 ., i!j I" < " w I ~ .@_ ~ " II! or a w uJ z " r----i (/) 5 I-- < §:'. I :S2 ::3 /J) .. (/) __J -<t: I-w 0 z 0 I-<t: > <( 0 X w I-z w ~ 0 w (/) " __J -0 (/) ~ ii ii! 3 ~ -:J. f ! " a. " >-<( 3 t'if'.¢';'-,A/,' 0 <( 0 0:: 0 w > <( 0.. Cl z f- (/] X w AASTHO M43 No. 1 AGGREGATE 50' MINIMUM ... -A --A >- --~ <l'. 3 a:: 0 ::a: :::, ::a: z ::a: 0 N 0 <( 0 0:: LL 0 I f- 0 3 _J <( f----'-0 f- FLAIR INTERSECTION AREA TO ALLOW FOR TURNS PLAN VIEW 8" MINIMUM FILTER CLOTH AS REQUIRED SECTION A-A 1 ROCK CONSTRUCTION ENTRANCE EXIT DETAIL SHT7 SCALE: N. T. S. BALE TIE 1' TO HAY BALE 3 SHT7 IRE TIES FRONT VIEW 2"x2"x4' -o" LONG (2) REQUIRED FOR EACH HAY BALE "'SEAT HAY BALE 4" INTO GROUND SIDE VIEW HAY BALE SCALE: N.T.S. 2 STAKES PER BALE ELEVATION OF TOP OF DAM A EQUALS ELEVATION OF BOTTOM OF DAM B 'V w w •. 4 "' "' "' NOTES: 1. PRIOR TO CONSTRUCTION, A LAND DISTURBANCE PERMIT IS REQUIRED. CONCEPTUAL PLANS FOR EROSION AND SEDIMENT CONTROL ARE SHOWN ON THIS PLAN. THE CONTRACTOR SHALL IMPLEMENT EROSION AND SEDIMENT CONTROL MEASURES IN ACCORDANCE WITH THE "NORTH CAROLINA SEDIMENTATION POLLUTION CONTROL ACT-. w -- ~ 1/ 'V 'V " ,. -,,,/;:,/ w / / 2 SHT7 INDUSTRY STANDARD WIRE BACK 5' -o" ~ -I / I I I Io Io 2' -4" 1-+~l-r+--t-~I -+-t-----1 1· I I FRONT VIEW 4 SHT7 CHECK DAM SCALE: N.T.S. OVERLAP FA B R I C ---......_ 2"X2" WOOD ST AKE -----1"x2" NAILED TO STAKE TOP VIEW TREATED WOOD POST AT 6' O.C. (MAX.) " w w • • ; • • GEOTEXTILE TO BE DOT TYPE A OR EQUIVALENT 2'-6" BACKFILL 6" x 6" TRENCH SIDE VIEW SILT FENCE SCALE: N. T.S. 24" MAX. HEIGHT w . ; / ,,/ . GEOTE.X I ILE UNDERLINER W<( 1-z (/) __J >-0 z 0::: <(<( 0... u ~I 01-u 0::: _Jo <CZ u~ -w ~z W>- I<( UI 0::: w Q__J (/) I- <( (/) w<C 0::: u >-~ ' z..J ~ ~ N o" "' z iii UJiS Xe., WO, 3 NZ :co ., N ,i: uu i!j U) <( zu _,,, -.., ~ W Cl ~~ B N....1 V)~ ::, "' 1---, ffi 1---00 w2 zcC ;,; WO, v,..,: iJiO ~ -w ~a <t:w c(::c 5! i!: IDVl .._!Q if 0 -i!: " SHEET: 7 Of N 0 ~ -c:i 0 -f's, st -st lO 0 ·O j1 N 0 ~ n 0 u") I!!-< . 00) 0 w w z j(/) < ~ 2. (/) _J -<x:: 1-- w 0 _J 0 a:::: 1--z 0 0 z 0 (/) 0 a:::: w ~ :i ID ;;i i, i!i 0 J < z .: "' ~ ~ "' .. " 7 - I " ~ 0 " "' w w ~ ~ CT) ~ u .. -':J 0... C: u 51 0:: u "' J 0 ► < J lO f-- I (/) I --~J I I