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HomeMy WebLinkAbout20080208 Ver 1_Site Plan_20080327G NOTE. T Y SIZED DISSIPATOR SHALL BE INSTALLED CALL BEFORE YOU. DIGI A DRIVEWAY PIPE WITH APPROPRIA L SEDIMENT TRAP AT EACH DRNEWAY ENTRANCE. (SEE TYPICAL. SIZING CHART BELOW) NORTH CAROLINA lAW REQUIRES NOTIFICATION OF .DIVERSION DITCH THE UNDERGROUIJD FACILITI' OWNER NOT LESS - - THE DRNEWAY PIPES ARE TYPICALLY SIZED PRIOR TO THE FINAL PLAT RECORDATION. AT THIS TIME THE LOT LINE6 AND DRIVEWAYS WILL BE IN THEIR . THAN TWO (2) EUT NO MORE THAN TEN (10) CONSTRUCTION ENTRANCE ' . WORKING DAYS PRIOR TO EXCAVATION OR FINAL LOCATION AND THE DRIVEWAY PIPES CAN BE ACCURATELY SIZED. DEMOLITION APRON MIN. NOrtI1 C11'OIIT11 OT1@-CaII D LA 3D0 W DMaz THICKNESS -STONE THICKNESS CHECK DAM . . PIPE ~ INCHES) CLASS DUI. CFS INCHES). (FT.) (FTJ ( ( (CALC.) (READ.) Eenter, IT1C. PIPE ( ) ( NCE _ www.ncocc.org . ORNEWA 13.5" B 22" SEDIMENT.. FE r CULVERT 24 10.09. 6" 12' 6' 18' 9" 1800-632-4949 ET PROTECTION PIPE OUTL - _ \ ..ARC FILTER INLET PROTECTION 1 \ \ \ ~ ~ \ \ I \ ~ 1 t. ~ 1 ! `.1 I I 1 LIMIT OF DISTURBANCE - \ ~ \ \ I I \ \ \ / i l ' r l , \ \ 1 STREAM. CENTE \ \ \ \ ~ \ ~ r \ \ \ \ \ \ I ~ r / ! 1 I I \ \ \ \ \ 1 \ Y I - , / / / 1 1 1 TOP OF SLOPE \ \ \ \ \ \ \ 1 / / / / \ \ ~ \ ~ _ v - - - - OF SLOPE ` , ' \ \ \ \ \ \ \ \ ~ ; . , ; _ ~ ~ ; '1 NOTE: COFFER DAM ECOMMEND THE CONTRACTOR CONSTP ,CTOR CONSTRUCT THE SEDIMENT \ ~ j / ~ ~ _ \ ` I ~I 11 (SEE DETNL 1 . ~ , ~ ~ , ALLOW FOR THE COI 1 \ ~ \ , \ \ 1 \ . ` - , I ~ ,TRAPS IN LOCATIONS THAT ...SHEET 8 OF 8) - r - - N FOR THE CONSTRUCTION OF THE \ ` \ y ~ \ ' \ , \ ; \ 1 \ I I 1 E LOCATIONS SHOWN OP )NS SHOWN ON THE PLANS ARE \ `'1 \ l / ~ .'~r/ i ~ / / \ ,r \ \ \ \ \ \ ~ ~ ; , ,ROADSIDE DITCHES. BYPASS , \ \ \ ~ ! I !APPROXIMATE AND CAN BE ADJUSTED TO BETTI LINE 1 ~ \ - - . \ \ ~ / I 1 TED TO BETTER FACILITATE \ \ \ i , ; , ? ~ \ 1 \ \ ~ ~ . ~ \ rJ ~ / ~ I , 'CONSTRUCTION OF OTHER STRUCTURES. CARE ~ \ TURES. CARE SHOULD BE TAKEN TO 1\ \ : . ` ~t ~ ~ \ - 1. \ \ \ % ' II PROVIDE TEMPORARY RUNOFF INTO THE BASIN: EXTEND GEOTEXTILE , \ \ . ~ \ f0 THE BASINS UNTIL CONSTRUCTION IS \ \ \ \ \ \ 1 -BYPASS \ \ \ I } COMPLETE AND SITE IS STABILIZED. ~ RIC 5 BEYOND _ PUMP \ \ \ ~ 1 \ \ 1\ \ \ 1 l l \ ~ I \ ~ , / , ~ \ \ \ DNERSION DITCHES , 1 1\ ~ ~ 1 l \ \ ~ ~ I \ I \ \ \ ~ ? 1 11 \ \I I l \I { , 1 \ ` 11 1 Il 1 1 \.L ~ I I I. I?\ ~ / 1 \ \ 1 \ 1 \ 11 { ` 11 11 \ { 111 I 1 I Il - I It \ i~ ~ ~ 1` \ > 1 \ , .0 \ \ I - ~ ~ \ \ I ~ \v: \ i \ Yom` \ ~ - ~ \ 1 i I _ { I ~ I I rr~ I I 1 I I I t, I ''~y---„..~ ~ h ~ l/ \ \ ~ \ ~ 11 I ~ I / II I 1 I 1 i I I ; i~,. y ' _ -r / ' \ ~ / / \ \ } 1 ,.L.,: I ! I I I { I I I I { / ~ - _ _ ` ? ` % ice'' DNERSION DITCH N in - 1\ ; i~\ ! 1 I 1 \ \ • =1~ . i ~ - , 1 1 1 STONE APPROACH SECTIO a ~ I , ~ \ i , I • I ~ \ ~ ~ - ~ 11 11 I t 11• ~ Il I ~ I ~ j ~ 1 I i ~ iii.. - ~ ~ ~ 1 i ~ \ _1 1 ` 1 1 .I<. 1 ' 1 (I I I 1 I I ~ \ I }'\\i?/ / \ 1 SLOPE I 1 \ \ 1 I ~ ~ I ~ 11 _i 11 . SHALL BE 5:1 MAX \ \ 1 1 } i` I _~I III I I I I l / / / i. \ \ ~ 1 \ \ 1 11 , \I 1 : Ii I \ 1 II ~ i ~ I I - ~ I / ~ ~ . / ~ . ` - I % ll 11 11 ` \I I ' j 11 j ~I I I I i I I 1 1. ~ ! Ir 1~ ! / , / 11 57 STONE PLACED ON ~ \ \ ~ y'~ \ 1 1 1 I i - _ - ~ ~ \ \ 1 1 \ I j I I i 1 I I III I I I ~ /.1 r.! l/ ` ' \ r 1 i~ ` \ ~ ~ ; GEOTEXTILE FABRIC INSTALLED \ \ _ r 11 I 14 i . SE~IMENT~ \ ~ ~ ~ , ~ 11 1 ` t I I II I ~ , I II ~ ~ ~ ~ I ~ i r ~ ~ 1! ; / _ \ ~ ~ i i ~ 1 ~ I ' TO TOP OF SLOPE - \ \I 1 \ 1\ I`~,~.~ r • !r t.~ ~ ! - `,FENCE ~ , ~ , I / ~ 0\ I I \ I I i ; i I1 }1 11 I i ~ i ~ i / ; ~ Ir ~ ~ ~ _ \ \ \ , 1 1 ~ I 1 \ I i i ~ \ \ I { I { \ I 1 1 ` I 1 1 I ~ 1 I I I I \ / l!! I pi~~ v ~ \ { r I CHECK 1 I \ , ~ ~ I . i , ~ ! ~ ~ ' , / 1 1 \ ,1 . \ 1 Il ~l 1 11 (I ~ l ! 1 ! r % \ ~ ~ \ I I . }I 1\ \ I I IIl.lllll l \ / ~ _ r ! 1 ' - \ ~ \ \ ` ~ 1! I DAM EIR 1 1 \ 1 \ r , / , . \ ~ \ . ~ , • \ ~ : D \9R ~ \ ~ ~ I 1 \ I \ 1 ,1/ ~ i TEMPORARY / 1 ~ \ \ ~ . \ \ ~ \ \ ~ i \ 1 _ 1 r r ~ . DIVERSION . ! 1 \ ~ ~ ~ ~ OA 8` L 1 1 ~ / ; . t ~ 1 G 1 \ \ \ \ \ \ Ill llt` ; / ~ / \ \ T~ / WASH PAD 1 . I r c~ ~ 12 r , . ~ ~ ~ \ \ \'P SIZE VARIES 1 \ r I I \ ~ r I r ` . c,`~ ~ i 1 ;90 \ \ ~\SO', \ \ I k'' ~"V~~ L~ ~ 1 I I \ 11..1 } 1 \ , / , , r ~ \ \ ~ , -\~J \ I I I 1111'11'x__, , , , / / ~i \ \ 1 \ \ \ \ / ' / ' STREAM CROSSING DETAIL ~ I sl / , / / , ~ 1 1 \ \ / i NTS s I I I I , ~ / I ! / ~ - . ~ i • ! \ I , \ IIaa~,N • I I I I I I \ \ ~ 1 i I ' ~ i ~ ROCK ~ i \ I \ \ ~,d .9 \ \ ~ \ /J i i ~ 1111`\~ ,'j ~ ~ 11 ~1 CONSTRUCTION'/ \ ' ~ \ 1 I I 1 \ 1 ! i' ~ / / ` 1 \ .O• \ \ \ \ \ ~ .ENTRANCE / ' i - I I i I ~ \ , I , i r SEDIyf~NT: . , ~ \ .G~. \ ~ I \ \ r. I r t~----a - A 1 0 ~ r I . I I r \ •LIMTf OF > . i . 7 . ~ ~ EHECK D ~ i \ I 1 . , \ \ ~I - , i , / / ~ 1 ? ~ \ ~ / j STREAM CROSSINGS.. I , ~ , I p , T , ~ , - ~ ~ '`gip , ND MAINTENANCE SCHEDULE FOR , , , , I ~ ! ~ , ; , 6\ , INSTALLATION A , , , DISTURBANCE , I ~ ? , ~ (TYP) i, I I ~ 1\ 1\ - - ~ / ~ ~ i _ RIPS 3 ^ a, Y ; > \ / , ' ~ ! ' I , \ ~ I INLET c, i i ) . i I \ \ . KEEP CLEARING AND EXCAVATION OF THE STREAM BANKS AND BED AND APPROACH I I r r I i \ (TYp) r`i~ I i AR, - ! , 10 ~ ( \ ` I J \ \ \ \ \ ~ / 1 _ j ~ 11 SEDIMENT \Y`1~ ~ ~ / ~ / / A MINIMUM. KEEP STREAM CROSSING AT RIGHT ANGLES TO THE I I I J I I \ \ r I I P OTErC~ON (TYP)' ' ~ ~ i i ! \ , TIONS TO 1 I I i \ , i \ \ I \ \ SEC THIS IS PARTICULARLY IMPORTANT WHEN CULVERTS ARE USED.:. I I r I I I \ \ I ' ' I _ • - - ! \ I ` \ `'c~ STREAM FLOW. ~ \ \ 1 1 EDIMENT i`~•~ \ `••d- i ~ ~ ! \ \ 1 \o i~' ~ ~=~5' 'f~Cp%5.33% ~ I 1 I TRAP ~1_ Vg1•~G K~ ~l~ i' i \O\\\ / ~ ~i~p'~-~~ STREA~ I ~ I ~Q ' \ r i ~ 1. / I r I I \ r ~ AND-? - -CROSSIN ~ SEDI~IEN~ ' ,,P°'~ ~ ~ lP,~l\~ r/ % / CENTER: LINE OF THE CROSSING FOR A MINIMUM I r I I I I \ \ ' PIKE 2 ~ I T.` \ . R y r.- , \ ~ \ \ ~ \ ACHES WITH THE I i 1 ~ SEDIMEN \ . F \ -ALIGN ROAD APPRO DGE ABUTMENTS AND CULVERT FILLS A MINIMUM t I + ~ I I I , \ \ t 1 ~ _ FI'., ! \ \ ~ \ \ \ r ~ -`6A=174.5 AC ~ ~ _ ~ \ . r ~ I DISTANCE OF 30 FEET. RAISE BRI I I I , \ 40 18 RCPT 01,.00 \ , . RAP~~9 i i \ \ \ ABOVE THE ADJOINING APPROACH SECTIONS TO PREVENT EROSION FROM.:. I ' r OF 1FT r r r ~ r r r . / \ \ WITH ~ - IF \ , ~ r 2~ i•, • ~ , \ it ' ~ 1 \ \ \ \ {~,~y!ti• INV Ol~1T 61.3' \ \ 1 ~'j•'~~~,J~ Yl \ ;d I\,1 \11 AND TO ALLOW FLOOD FLbWS T0'PASS AROUND THE STRUCTURE. r r I r r r' ~ \ 1 pA=' .8 '(AC\ \ " " LSD' , ~ \ ~ i 11 r ...SURFACE RUNOFF r,r I j r ! r -r ~ - \ 1 2, r r r r / i J / \ \ 1 )NV I kk~2.p5 \ io PIPE 1~UTLEf•~ ~•!/e i J 11 ~ \ _ / \ LEVEE ~ • ~ . ~ \ \ t ~Y > \ d ~ \ \ \ ~ / \ S CHANNELS NECESSARY TO DEWATER THE CROSSING SITE ARE ' r r / r ~ r .r \ 1 1 INV` Ol1T'92.05 \ t i ` PROTECT O ' `•t~C ! " 1 ~ \ 1 I ENSURE THAT. BYPAS r r r / ~ t J' 1 ~ 1 1 ~ ~ ,SEDIMEN`\ ~ ~ , 1 lj \ ~ ~PREABER' ~ • . ~/-1,\ ~ , \ r it / ~Y,/ ~\GRS~\ \11 \ , \ ~ FORE DNERTING THE STREAM. UPON COMPLETION OF THE CROSSING, FILL, , r r r r 1 1 1 1 1 ~ , ~ , 1 \ \ ~ _ ~ 1 ! LE BE "yY r r r \ t V' t RAP ~'{1 O . ~ . _ ~ \ ~ 1 ~ I I ABIUZE THE .BYPASS CHANNEL APPROPRIATELY. , r r ~ 1 6 0 COMPACT AND ST r : ~ 1 6• i I N \ I \ I \ ~ l ~ J i 1 1 1 ~ r l r r r/ \ 1 1.26 x c, ~ 1 J I r~ i 1 i.~ 1 1 I\ I\ i 1 1 I I P RMANENT` EROSION PROTECTION , ' J i r r ~ + 1 s' ~ ; ~ G i ii 1 I 1 \ \ ~ ! ~ 1 1. ~I ! INSTALL PROTECTNE GROUND .COVERS TO PROVIDE E M . , ~r / 1 ~ TEMPO ril y r` 6 i \ 5 4 \I i.''~,.~~ ~ .%c~al- i~ 11 1 ISEOIwIENT; R WITH DRNER SITE DISTANCE FRO 1 , ~ 11 F)'~ ~ ~ `i 1 . I 1 I ~ \ % i I AND IMPROVE VISUAL, QUALITY BUT NOT INTERFE E , ~ r ! ! ! ~ \ ~ I •1 . ~~GJ~i < I 1 1 2 I I ~ r / ~ , 1 ~ . \ \ ~ _ ^x , - DIVERS N 1 ~ ~ ROADWAY.. / _i r r r r \ f I 1 .Q i f I I ~ 1 ` 5 i it I .;1 r ~ - ~ 1. 1 I I i ? ~ I k 1_- I 1, I 1 ITRA 2\ \a \ . ~ ~ I I 1 1 \ I I ~ :PIE I ~ ~ - - ~ ~ ` , ~ / i 1 / . r \ 0 1 y, ../I I t ~ ~ ate, I i \ ~ ~ , ~ ` SEDIMENT ~ ~.J I I I III ~I Iw\ 1 1 ~ I~. \ - ENSURE THAT PERMANENT MEASURES NEEDEp TO CONTROL EROSION FROM ROAD' ~ ~ r , , \ o I 1 ~ r , r I r\ \ ~ ~ ' ~ I ~ TRAP X13 .I { { I I i 145 18 \\RCP\®1.b0~ - \0,~1 \ ~I I j \ / y ~ ^i i -tom I ~ { 11 1 - ITF~ 2 FES`\\\ ~ - -2g0_, RUNOFF SUCH AS RIPRAP AND PAVED CHANNELS, PAVED FLUMES, OR RIPRAP , ~ ~ ~ ` I ' i ~ r' ~ I II , i r \ ~ I 1 I WATER / I1 ( / I r \ 1\ I I UIREMENTS FOR THOSE PRACTICES. ,r / r r 1 \ i ~ r OUTLET PROTECTION) MEET ALL CONSTRUCTIbN REO , r ~ 1 I I \ ~ , I J r ~ r r / ~ ` ~ ~ ~L~~I ~ I j 1 I ~ ~ / I I i 4j R ~ t t~ I ` ~A-1.00 AZ`~\ ~ \dd~~\,\~ i ! I ~ I 1I Y w , INV, IN 71..59 1 1~i1\ , ? 1 / I ~ 1 Ir Ir ~ ~ ~ w ,1 I ~SEDIM~NT I ~ i i . \I 1 \ a~ 1 I INV\OUT X1.14 \ ~ \ °.i I ~ I I .f X11 • ~ ( { 1 \ PERMANENT STREAM CROSSINGS PERIODICALLY AND AFTER MAJOR STORMS - i / r ~ ~ ~ i 21 ! I I .1 r \ ~C-----;__ ~ .INSPECT ~ ~ MENTS CHANNEL ? r / / r r 1 I \ ~ ~ ~ ION OF ABUT / r r ? , ' Ti~Af~` # 12 II t I I ~ it ~ I ~ 1 \ 1 tSEDIM NT N \ j ~I I ' \`~y\ \ TO CHECK FOR CHANNEL BLOCKAGE, EROS , ~ / / ~ 1 I. , / , I I 1 1 1 I .\p ~ MENT SLOPE.. FAILURE, AND PIPING. MAKE ALL ~ , , 1 r 7 i ! . r DEGRADATION, RIPRAP DISPLACE ~ - TION. / ~ ~ ~ r 1 ~ ' \ IMMEDIATELY TO PREVENT FURTHER. DAMAGE TO THE INSTALLA / ~ 1, I I , , , I 1 I 1 1 ~ NEEDED REPAIRS % ~ / 'y I I + 1 \ \0 / / I I ~ 1 ~ I ~ \ ~ MATERIAL$,/STOCKPILE ~ ~ ,v I ~ ~ r . \ Rqj F ~ , 1 L. Y I ; I I \I f 1. I . ~ \ 7 \ " ~ I f'~H CK DAM 1 I DIMEkif ~ t ] I ~ 1 ~ t I 1~ \ \ \ \ : , I \I ` `I \ --r--- ~~i j'" ; ~111r) YI 28 i As i I ~E1IE44 I ~ ~r ~ I~ . -T . \ • \ ,1 I ( 1 I I I I \ \ ~ ~ Nj ti ~ ~ l r j ~ I I 1 \ I { , Y ~ ~ ~ I ISPRFADER ~2 I r \ . R TO MAY 1 : _ - I I 1 I I i I I \ \ \ \ I \ a-- \ ~ SEDIf~ I I ' \ ~ BETWEEN MAY 1 AND AUGUST 15, ADD 40 LB/ACRE GERMAN MILLET. PRO I + 1 ~ ~ ~ , ~ 1 1 ~ SEDIMENT r r Il 1 i / r \ I I \ \ I \ I / r / \ ~ 1 OR AFTER AUGUST 15, ADD 120 L8/ACRE RYE (GRAIN). ~ ` ` ' TRAP' ~:14/l i ~I ` 1\ 2~ ~ ~ ~ i 11 ? ~ ~ ~ ~ ~ ~ ' ~ \ / \ , l I ~ ~ / y:. \ ~ \ ~Q I. I \I \ \ . 1: ~ \ `SEDIME'NT\\ ~ ~ ; IS BEST FOR TALL FESCUE AND LATE WINTER FOR LESPEDEZAS. OVERSEEDING OF ~ 1 \ ~ i ~ ,SEDIMENT 1\ I 1 , \ ~ I l y ll, ~ ~ ' I r / ; • r 1 1 \ 1 LIMIT OfI I ~ / I ! / , FALL i 1 ` \ 1 ~ • - ~ 1 t 1 \ \ ~ \ \ \ 1 \ ~ _ ~ \ r KOBE LESPEDEZAS OVER THE FALL SEEDED TALL FESCUE IS VERY EFFECTIVE.. USE \ ~ ~ ~ 'TRAP~'I~1~ ` 11 DISITUR~ANCE\ 1\ II PI I 1\I / I i ,1 / % % ~ `i/ ~6,~ , , , 1 1 { .1 I , ~YP) \ , II II I 1 I 1 ~ ! / , - UNHULLED BERMUDAGRASS SEED IN FALL. ~ 1~\` , 1 1 I I I r ~ \ \ \ \ \ 1. \ ~ ` \ ~ 1 \ \ \ \ I. ~ 6, r ! 1 I \ \ ~ \ . ~ \ ~ - SOIL AMENDMENTS ~ ~ \ S 4,129' S 4,1`29'x'3",'~ Ei / ~ - . i \ 11 II 1 / \ i li ~ )Irl ~ i i i , / ~ ~ r/ J/ 0 TESTS OR APPLY 2,000 LB/ACRE GROUND i \ / r r I 1 \ \ \ \ \ \ ~I \ \ d3 APPLY LIME AND FERTILIZER ACCORDING T 1 / \ \ r r I I ~ \ \ \ \ \ \ 1301. 1 1 `,;f301.g` FT , , . , \ it \ ~ 1 ~ I I I I ' ~ i i i 1. ~ rr i ~ ~ \ \ ~ , AGRICULTURE LIMESTONE AND 750 LB/ACRE 10-10-10 FERTILIZER. \ \ \ \ _ ~ ~ r , \ \ \ \ 1 I \ ` \ ~ \ ~ , PIPS ~ \ • . \ \ \ r ~ _ t r ~ r I \ 1 1 1 ~ 1 I 1 I \ \ \ \ .1-58 x:24 RCP ,~0:. MULCH ? ! 1 1 1 I ~ r \ \ r ~ - •24" RCP ,bosax; \ \ ' \ ~ I`~C~S`fRIJCThpN~',SE(~~IENGE ~ 'WITH ~ ~`E$ Ir - - \ 1\I 11 ` (t>.E~IEL,SbREAD~R INSTAt*LAt10~) STRAW OR EQUNALENT COVER. OF .ANOTHER SUITABLE RE GRAIN \ ~ - r f r _ 1 1 1 1 \I 11 1 III I \ . \ WITH ~ ; . APPLY .4,000. LB/AC HOR MULCH BY TACKING WITH ASPHALT. APPLY ASPHALT AT \ \ 11 ~ ~ ~ ` / ` 11 1 \ ~ , , 11 ~ I I ~ DA=3.83 DA=3.83 AC r ~ \ ~ \ ~ - \ \ \ i \ ~ _ - MULCHING MATERIAL. ANC , 1 1 1 \ ~ - _ 1 ~ ~ 1, ~ it ? I I ..1 ` 1 1 1 I I 1 I~_,\ \ \ \ \ ~ INV IN 7,1 0.10 GALLONS PER SQUARE YARD {10 GAL/1b,000 SF)• 1 I 1 1 r \ 1 ~ ~ 1 1 1 1 \ 1 1 1 - \ / r ~ I 1 1 1 1 1 ~ \ \ r r ~ \ 1 \ \~INV OUT 7E INV IN 7,G.T1 r \ 11` \ , ~ ~ \ \ ~ 1 ' 11 1 ~ONGE THEI,SIT~ I$~S~ABICIZE0;1 CON~TRWCTI~N OF/TraE LEVEL. \ \ INV OUT 76.1-8r' ~ _ . \ ~ ~ , ~ ~ ~ ~ ~ ~ 1 1 \1 11 ~ ~PR~4D~RS1 CAN BE~IM ~ \ I i I ; / 1 ~ 1 I _ 1 I II 1 \ ~ J( I 1 1 ` 11 1\\ 1\ \ \ 11 \ \I 11 1 1 MAINTENAN(,iE' , ~ / I 1 1 I r/. ~ ,?l i ~ l - ! I 11 1 \ 11 \ \ 1 1 \ \ 11 11 1 ? REFERTIUZE IF GROWTH IS NOT FULLY ADEQUATE. RESEED, REFERTILIZE AND MULCH r r 1 r ~ , / ~ r If r r'\ ' 2)p~ _ \ 1\ \ , 1 1 11 ~I \ \ i 1 i - _ , , , \ ` - - ~-I ~ 11, ! I f~EMOVE THE',SEDIMEN~f TRAPI,AND F~AR~I fHE /F'OREBAY STRUCTURE. ! / i ? ! / - ~ IMMEDIATELY FOLLOWING EROSION OR OTHER DAMAGE. CONSTRUCT THE LEVEL SPREADER LIP AND ADJOINING CHANNEL. P - a E 1" = 100'. SC L ONCE. THE LEVEL SPREADER STRUCUTRE IS INSTALLED, SEED AND ,aY STRAW THE ENTIRE AREA ACCORDING TO THE SCHEDULE OUTLINED. MPACTED AREAS AND SPREAD TOPSOIL 3 INCHES DEEP OVER ADVERSE SOIL NG MIXTURE CHISEL CO 0 50 100 200 300 SEEDI CONDITIONS IF PRESENT. UNTIL VEGETATION 1S ESTABLISHED THE LEVEL SPREADER SHALL BE MICR 2 2008 ` RIP THE ENTIRE AREA TO A 6 INCH. DEPTH. SPECIES RATE (LB/ACRE ...CONSTRUCTION SEQUENC INSPECTED WEEKLY ANO AFTER EVERY RAINFALL EVENT. ANY SEDIMENTATION SHALL BE REMOVED AND THE STRUCTURE SHALL BE ~~~R-~~,r~l~~'~~uli~ TALL FESCUE 8 REMOVE ALL LOOSE ROCK, ROOTS AND OTHER OBSTRUCTIONS LEAVING SURFACE 1. PRIOR TO THE START OF CONSTRUCTION INSTALL THE CONSTRUCTION REPAIRED AS NECESSARY. Vt'EiL~NpSAND57Q,RM'~R'iERB ' ti SERICEA L~ESPEDEZA 30 REASONABLY SMOOTH AND UNIFORM. 1. PRII KOBE.LESPEDEZA 10 ENTRANT ENTRANCE. PENSACOLA BAHIAGRASS 50 APPLY AGRICULTURAL LIME', FERTILIZER AND SUPERPHOSPHATE UNIFORMLY AND MIX WITH SOIL. ~).T~• SILT FENCE AND/OR ALTERNATE TEMPORARY SEDIMENT AND 2. CLE _ NABLY UNIFORM SEEDBED IS DRAINAG ~~NG NOTES CONTINUE TILLAGE -UNTIL 1VELL-PULVERIZED, FIRM, REASO 2. CLEAR THE AREA OF THE SITE. CONTAINED WITHIN THE RIGHT-OF-WAY AND ~anclnN CONTROL MEASURES SHALL BE INSTALLED BELOW DRAINAGE EASEMENTS. Q~STURBED_AREAS AS NEEDED TO_PREVENT SEDIMENT LOSS. 1 - MAR. 1 USE UNSCARIFIED SERICEA SEED, p, 1. FROM SEPT. PREPARED, 4 TO 6. INCHES DEE NDS 3..C01 ITES OMIT SERICEA AND INCREASE KOBE TO 30 LB/ACRE. 2. ON POORLY DRAT E RICEA AND INCREASE KOBE TO 40 3. CONTRACTOR SHALL INSTALL CHECK DAMS, SEDIMENT TRAPS, TEMPORARY DVERSION DITCHES, AND. SEDIMENT FENCE PRIOR TO STRIPPING THE TOPSOIL. OVERALL STORMWATER MANANGEMENT A NEAT APPEARANCE IS DESIRED, OMIT SE SEED ON A FRESHLY PRE, ARED SEEDBED AND COVER LIGHTLY WITH SEEDING EQUIPMENT EFFECTIVE EROSION CONTROL MEASURES SHALL BE INITIATED PRIOR TO THE DNERSII 3. WHERE OR CULTIPACK AFTER SEECING. COMMENCEMENT OF GRADING, EXCAVATION OR OTHER OPERATIONS THAT WILL DISTURB SEDIMEI LB/ACRE. SEDIMENT TRAPS SHALL BE SEEDED, MULCHED, AND ANCHORED UPON:. THE NATURAL. PROTECTION. .THE EROSION CONTROL DETAILS SHOWN HEREIN ARE FOR INSTAL MULCH IMMEDIATELY AFTER SEEDING AND ANCHOR MULCH. THE CONTRACTOR'S REFERENCE. THE DETERMINATION OF WHICH DETAIL IS APPLICABLE AS INSTALLATION. TEMPORARY DIVERSION .SHALL BE TIED INTO THE SEDIMENT TRAPS. AND NURSE PLANTS THE WORK PROGRESSES SHALL BE AS SHOWN ON THE PLANS OR MADE BY THE 4. AFT `MILLET OR t5 LB ACRE 4. AFTER ALL NECESSARY EROSION DEVICES ARE INSTALLED, CONTRACTOR SHALL SEDIMENT AND EROSION CONTROL PLAN BETWEEN APR. 15 AND-USG. 15, ADD 10LB/ACRE GERMAN / . GRAIN . INSPECT ALL AREAS AND MAKE NECESSARY REPAIRS OR RESEEDINGS WITHIN THE ENGINEER. STRIP p SUDANGRASS. PRIOR TO MAY 1 OR AFTER AUG.. 15, ADD 25 LB/ACRE RYE ( ) pIANTING SEASON, IF POSSIBLE.. IF STAND SHOULD BE OVER 60X DAMAGED, RE STRIP AND STOCKPILE TOPSOIL. FOR - ESTABLISH FOLLOWING ORIGINAL LIME, FERTILIZER AND SEEDING RATES. ALL DITCHES, CHANNELS, ETC. SHALL BE STABILIZED ACCORDING TO THE ABOVE 5. R01 b. ROUGH GRADE THE SITE. 'RFFDIN~ G DATES INSPECTOR ON MAINTENANCE TREATMENT AND FERTILIZATION .AFTER SCHEDULE. CONSULT CONSERVATION 6. AFTER ROUGH-GRADING, THE CONTRACTOR CAN BEGIN INSTALLING THE STORM THE PAC E TRACT ~ ~ ~ ~ g POSSIBLE PERMANENT COVER IS ESTABLISHED. 6. AFl BEST.. _ DRAINAGE.- THE CONTRACTOR SHALL CONSTRUCT .THE PIPE OUTLET PROTECTION . 15-APR. 30 THE CONTRACTOR SHALL TAKE ALL REASONABLE PRECAUTIONS TO AVOID THE SILTING 0 DRAINA( EARLY SPRING: FEB. 15-MAR. 20 FEB PT 1 -OCT. 31 S LEFT INACTIVE BETWEEN ANY PHASE OF GRADING SHALL ADJACENT STREAMS OR OTHER WATER COURSES DUE TO THE CONSTRUCTION OF THIS PRIOR ' FALL: SEPT. 1-SEPT. 30 SE DISTURBED AREA PRIOR TO THE STORM DRAINAGE INSTALLATION. CONSTRUCTION OF THE STORM WILD S TOWNSHIP - JOHNSTON CQUNTY, NC DRAINAGE SHALL BEGIN AT THE OUTLET OF EACH SYSTEM AND CONTINUE TO THE PROJECT. DRAINA( DED WITHIN 15 WORKING DAYS OR 30 CALENDAR DAYS, BE TEMPORARY SEE ADJA I ADJACENT UPSTREAM STRUCTURE. AN ARC INLET PROTECTION MEASURE SHALL BE $OIL AMENDMENTS PROVISIONS OF PERMANENT GROUND COVER MUST _ C EVER IS SHORTER. ONTRACTOR SHALL MAINTAIN ALL EROSION CONTROL DEVICES IN A GOOD WORKING PLACED APPLY LIME AND FERTILIZER ACCORDING TO SOIL TEST,- OR APPLY 3,00 5,000 WHI H THE C PLACED AT EACH STORM DRAINAGE INLET F.E.S. .CALENDAR DAYS AND IN STATE OF REPAIR UNTIL THEIR USE IS N0 LONGER WARRANTED. AT THAT TIME, THE ACRE SUDANGRASS. PRIOR TO MAY 1 OR AFTER AUG. 15, ADD 25 LB/ACRE RYE BE ACCOMPLISHED ON EXPOSED SLOPES 21 , LB/ CONTRACTOR SHALL CONTACT LAND QUALITY FOR AN INSPECTION BEFORE ANY TEMPORARY 7, A I 7. A CONSTRUCITON ENTRANCE SHALL BE .INSTALLED AT EACH DRIVEWAY Y ~ ' ~altOn Englneering GRAIN . REMAINING AREAS WITHIN 15 WORKING DAYS OR 90 CALENDAR DA , i ( ) MEASURE IS REMOVED, ENTRAN ENTRANCE PRIOR TO LOT DISTURBANCE. n,,l~\r~\'~l`ti,,~wJM~i'~~rL arlr'I ~CCAf'_IatAC- P_ A_' WHICHEVER IS SHORTER. MULSkl 8. ALL EROSION CONTROL DEVICES SHALL BE INSPECTED AND MAINTAINED • ' ' ' 55U-4740 APPLY 4,000 LB/ACRE GRAIN STRAW OR EQUIVALENT COVER OF ANOTHER SUITABLE THE CONTRACTOR IS REFERRED TO THE DETAILED SPECIFICATIONS FOR A DESCRIPTION OF 8. ALI . I 8. AL ACCORDING TO THE SCHEDULE OUTLINED ON THE DETAILS DURING THE- MULCH. ANCHOR STRAW BY TACKING WITH ASPHALT, NETTING, OR ROVING OR BY "EXPOSED" AREAS INCLUDE, BUT ARE NOT LIMITED TO, ADDITIONAL EROSION CONTROL MEASURES TO BE APPLIED CONSTF CRIMPING WITH A MULCH ANCHORING TOOL R DISK WITH BLADES SET NEARLY * AREAS CLEARED FOR ROADWAY CONSTRUCTION. FENCE AND/OR ALTERNATE TEMPORARY SEDIMENT AND EROSION CONTROL CONSTRUCTION PROCESS. P~ , 446 East Main Street (919) STRAIGHT CAN BE USED AS A MULCH ANCHORING TOOL. APPLY ASPHALT AT 0.10, ADDITIONAL SILT FE * AREAS CLEARED ON RESIDENTIAL BUILDING LOTS. MEASURES SHALL BE INSTALLED BELOW DISTURBED AREAS AS NEEDED TO PREVENT 9. ALI 9. ALL SEDIMENT AND EROSION CONTROL MEASURES SHALL BE INSPECTED AT 6282 = P.O. BOX 426 Fax (919) 550.4741 GALLONS PER SQUARE YARD (10 GAL/10,000 SF). * SEDIMENT LOSS. LEAST DRAINAGE EASEMENTS AND OPEN DRAINAGE CHANNELS. LEAST WEEKLY AND AFTER EVERY RAINFALL EVENT DURING THE CONSTRUCTION v F'q~ Claytons NC 27520 PROCESS. /j~''nN``\p~~0 \ SEDIMENT AND EROSION PROCE~ Id91l~IE1~9~E REFER TO NCDENR, DIVISION 0 * , CONTROL MEASURES (SEDIMENT TRAPS, F WATER QUALITY GUIDANCE MANUAL FOR PROTECTING AND IF GROWTH IS LESS THAN FULLY ADEQUATE REFERTILIZE IN THE SECOND YEAR, DIVERSION DITCHES, ETC.) AND THE AREAS ADJACENT TO SUCH MEASURES. MAINTAINING RIPARIAN AREAS. . MQM SILT FENCE AND/OR ALTERNATE TEMPORARY SEDIMENT AND EROSION Y T job: 07021 Date: 12/19/2007 Revision: 002 CONTRQL MEASURES SHALT BE INSTALLED BELOW DISTURBED AREAS AS NEEDED ~~~III(1ti~~1y~, ACCORDING TO SOIL TESTS OR TOPDRESS WITH 500 LB/ACRE 10-10-10 FERTILIZER. CQNTR( REVISION 002: ADDRESSED DWQ COMMENTS = 3/17/08 File: J 'Ie: SE PLAN Drawn: $E0 . Sheet: 7 of TO PREVENT sFniMENT LOSS REVISION 001: ADDRESSED NCDENR COMMENTq 8 MOW AS NEEDED WHEN SERICEA IS OMITTED. FROM THE MIXTURE. RESEED, FERTILIZE, DISTURBED AREA =11.5 ACRES NC PIN # 178100-46-3022 TO PRE - AND MULCH DAMAGED AREAS IMMEDIATELY. 'TYPICAL CROSS SECTION OF RIPARIAN BUFFER a -o - NOT TO SCALE STAKE TO ' - ZONE 2 BUFFER ZON BUFFER ZONE 1 BUFFER SUPPORT ROPE TO SUPPORT POST, 24' _ SUPPORT WIRE 20' cuss 1 R~ RAP(SEE SECTKkI TFKtU eASIN eEl I . 30' WIRE TO PREVENT SAGGING INTO TTOM OR SIDE ~ipM, / y W • _ N i • ,r V RT RIP EADWALL W W W , • . . FLAW W W W W . .y ' W COIR MESH OR SIMILAR, STAPLED OR llIll Illllll~ W sTON~. t' W O~J FII~TERy STONE TRENCHED INTO BOTTOM OR SIDE ~II~TERy CROSS-SECTION OF A POROUS BAFFLE IN A SEDIMENT TRAP rT THI X s' wGH FOREBAY sTarACE,JIEA.-- REINFORCED W W W W W W NOT TO SCALE CHANNEL TOP of ~ aR IsT rtAS11ED sroRE W W PERSPECTIVE VIEW IN CHANNELS, ROLL OUT STRIPS OF W W . • . • • • . • TDP ELEYATN711 DF St0Po1 TNRER INLET' ZONE NETTING PARALLEL TO THE DIRECTION OF W W W : FLOW AND OVER THE PROTECTIVE MULCH. W W W W W ' 35X OF SURFACE AREA W W , , ' fL00D S10RNCE 20NE FlRST CHAMBER STONE ARC INLET FILTER t.s' MN. ENCA r stag m?1E 25% OF SURFACE AREA y, BELOM NAT. NOT TO SCALE CONCRETE LEVEL W W ' ' 13' SEDtaENt DEP1H SECOND CHAMBER W , ' ~ ~ . 1 ,a~~- ~ 25X OF SURFACE AREA y ` OUR.ET ZONE • . • lEVd. cP smNE1rt ~buFC1ED r, I 15fi OF SIXtFACE AREA 0 EBpASN 1NEM TINS IEtIEL Ni BAFFLE COMPACTED FILL.. ..(TYPICAL ~ ~ ow ANCHOR NE1TINC ,z-iNCI+ LEVEL SPREA[ - 2 fL r\// -INCH ~ JOIN STRIPS BY ~ - /j IN A 12 ovESIAP or+ NOT TO SCALE VEL SPREADER BECTION THRU eusia AND FlcrER NOT TO SCALE ta• . to'r~n uaaTx 1 ~TOV a aw , , , ~ ANCHORING AND TRENCH DowrlsTaEU~ I ~_I I _ ~ _I EDGES/ENDS OVERLAPPING. TARP ~ IT TEMPORARY LINER nDrE: EaN: O+s+• ~z ~ ~ II -„P Q~ 3' /)i' •~-~I NOT TO SCALE LEVEL SPR L B 1.11E TARP UBEO TO PRDtECT 111E NIENt SH41 NE iFIE YAD1H M B SPECMIED. 111E LENDIII Of 11E TARP SHALL SE h000ADN10 N FRiy 10 AVANABIE SUPPLY. N' IIUUIPIE TAMPS ARE USED THEN TARPS SRALL NE OYERIAPPND AT LEAST 1Z NIplES. IIPStRFAM ( FLOW PATH s~ a~aER~WI~DO t~ slwt eE so ~ PERSPECTIVE VIEW DIVERSION DITCH ROADSIDE DITCH LINING REQUIREMENT NOT ?0 SCALE `3" LAYER OF SEDIMENT TRAP OR DIVERSION DITCH X57 STONE NOT TO SCALE RIPARIAN SEDIMENT TRAP MINIMUM REQUIREMENTS 3' CREST WIDTH INSTALLATION MAINTENANCE AND REMOVAL SCHEDULE F IN TH STREET R STREET STATION TO SIDE OF LINING CHANNEL BUFFER ISiURBE DRAINAGE DESIGN URFACE AREA ACRIAL VOLUME INSTALL THE DM:R,SION DITCHES IMMEDIATELY FOLLOWING THE COMPLETION OF CLEARING WITH E /w ~ STATION ROADWAY REQUIRED TRAP AREA AREA REQ. CFS REQUIRED SRE SIZE WENT RY RAI FALL DUR~JG THE CONSTRUCDON OPERATION. IMMEDIATELY REMOVE STREET-"A" 1 0+00 2+87 NORTH SIDE C350 INSPECT DNERSION DTCHES AFTER EVE N BSTRUCTIONS AND OR SEDIMENT FROM THE FLOW AREA AND REPAIR THE DM:RSION RIDGE. CHECK OUTLETS STREET-"A" 2 0+00 2+87 SOUTH SIDE STRAW W NET ANY 0 / « . STRAW W NET 3' WIDE STRIP OF (Ac,) (c.F.) (1D-YR sroRrrl (s.F.) (o-w-L) (c.F) LarGD1 FILTER FABRIC 1 0.22 1.00. 792 ' 4.93 2,145 - 3.5'-33'-86' 7,623 8' AND MAKE 11MELY REPAIRS AS NEEDED. STREET- A 2+87 3+75 EAST SIDE STREET `A" 4 2+87 3+75 WEST SIDE STRAW W NET ONERSK)N DITCHES, WHICH DURING THE ROUGH-GRADING PROCESS ARE CONVERTED INTO ROADSIDE DTCHES, ARE y 0.22 0.34 792. 1.95 849 3.5'-21'-42' 3,087 4' NSTRUCTION. STREET-"A" 5 20+63 17+00 EAST SIDE STRAW W NET CONSIDERED PERMANENT STRUCTURES AND SHALL REMAIN FOLLOWING 1HE COMPLETION OF CO - STREET-"A" 6 17+00 12+50 -EAST SIDE STRAW W NET APPROPRIATELY SIZED " T 12+50 9+38 EAST SIDE C350 CONCRETE FOOTER STREET A 3 0.05 0.05 180 0.29 ` 125 3.5'-OB-16' 448 4' STREET-"A" 8 7+75 9+38 EAST SIDE STRAW W NET STREET-"A" 9 18+25 17+00 WEST SIDE STRAW W NET 4 0.05 0.05.. 180 0.29 125.. 3.5'-08'-16' 448 4' sTREET-`A` 10 17+00 1z+5o wESr s1oE N A INSTALLATION, MAINTENANCE, AND REMOVI AND REMOVAL SCHEDULE FOR LEVEL SPREADER STREET-"A" 11 12+50 9+38 WEST SIDE STRAW W NET INSTALL THE LEVEL SPREADERS FOLLOWING THE INSTALLATION OF INSTALLATION OF THE SEDIMENT TRAPS. 5 0.10 0.66 360 1.72 749 3.5'-20'-40' 2,800 8' 50' MINIMUM 7+75 T I STRAW W NET . STREET-"A" 13 7+75 2+87.5 EAST SIDE STRAW w NET INSPECT LEVEL SPREADERS AFTER EVERY RAINFALL UNTIL VEGET~ LL UNTIL VEGETATION IS ESTABLISHED, AND PROMPTLY MAKE NEEDED Q STREET-"A" 14 7+75 2+87.5 WEST SIDE STRAW W/NET REPAIRS. AFTER THE AREA HAS BEEN STABILIZED, MAKE PERIOC :D, MAKE PERIODIC INSPECTIONS AND KEEP VEGETATION IN A 6 0.1t o.22 ass 1.26 550 3.5'-tT-34' 2,023 4` ~ REET-"A" 15 20.63 18+25 WEST SIDE STRAW w NEi HEALTHY, VIGOROUS CONDITION. ST 7 0.43 0.43 1,548 1.72 749 3.5'-22'-44' 3,388 4' STREET-"B" 16 0+00 1+00 NORTH SIDE N A m STREET-"B" 17 +5s.8 1+00 NORTH SIDE STRAW w NET LEVEL SPREADERS ARE CONSIDERED PERMANENT STRUCTURES A~ 3 STRUCTURES AND SHALL REMAIN FOLLOWING THE. COMPLETION OF - ~ STREET-"B" 1B 3+59.8 1+00 SOUTH SIDE sTRAw w NEt CONSTRUCTION. 8 0.49 0.49 1,764 1.34 581. 3.5'-19'-38' 2,527. 4' ~ _ STREET- 19 0+00 1+00 SOUTH SIDE N A z EX. CHANNEL 20 BETWEEN LOTS 26 & 27 STRAW W NET . . - 2 -3 D4l 9 0.15. 0.15 540 0.86 375 3.5'-18'-32' 1,792 4' ~ COARSE AGGREGATE 6" MIN. DEPTH CLASS 10 0.05 O.OS 180. 0.29 123 3.5'-9'-18' 567 4' CLASS "B" TO LEVEL INFI RIPRAP• RIPRAP SPREADER ST SENT ORMwATE CONStRUCTION ENTRANCE 11 0.05 0.11 180 0.63 275 3.5'-12'-24' .'1,008 4' ZONE.2 ZONE 1 STREAM ZONE 1 ZONE 2 NOT TO SCALE FOREST FORESTED BED FORESTED FOREST SCHEDULE FOR CONSTRUCTION ENTRANCE ~ DENSE' ~ oENSE 1, INSTALLATION, MAINTENANCE, AND REMOVAL _ 12 OJ5 0.79 540 2.06 897 3.5'-22'-44' 3.386 4' 1 3' GROUND GROUND 3 COVER 13 1.29 3.83 4,844 10.00 4,348 3.5'-4T-94' 15,483 10' iN$TALL; THE CONSIRUCTKIN ENTRANCE BEFORE CLEARDIG/STRIPPING BEGINS ON THE SITE. COVER NTAI THE GRAVEL PAD IN A CONDITION TO PREVENT MUO OR SEDIMENT FROM LEAVING THE CONSTRUCTION $RE. - 20' 30' 20' MAI N 30' THIS IrIAY REQUIRE PERIODIC TOP DRESSING WITH 2-INCH STONE.>IMMEDIATELY REMOVE ALL OBJECTIONABLE 14 0.20 0.51- 733 2.93 1,274 3.5'-28-52' 4,732 6' MATERW.S SPILLED, WASHED, OR TRACKED ONTO PUBLIC ROADWAYS. FOR FOREBAY NOT T( REMOVE 1HE CONSTRUCTION ENTRANCE AT THE TIME THE SUBDMSION,STREETS ARE BEING PREPARED. FOR NOT TO SCALE FlNE-GRADING AND THE RECEMNG OF A.B.C. STONE. LEVEL Q10 FO Q10 FOREBAY SPREADER , SPREADER (CFS) (CFS) SIZE LENGTH rROCK ABUT'~IENT 1 1.77 , 1.77 2'X4' 30' ~ 2 1.26 ; 0 0 0 1.26 2'X4' 22' 2' MIN. '5' MIN. ~ SPILLWAY CREST ELEVATION 0 0 0 2 ° ° ° RIP RAP 0 0 ~0 0 0 0 1 A 0 0 0 A UPSTREAM 1~ 0 0 0 0 0 RUNOFF BY GRAVEL FACING ° 8' MAX. 0 0 3 1" THICK MIN. 0 0 0 0 1 SHEET -FLOW 0 0 0 0 0 0 0 0 0 0~ 0 0~ 0~ 0 ROCK APRON I 1.5' MIN. 0 0 0 0 FLTER FABRIC 01 0 0 0 0 SPILLWAY DETgII 0 0 0 0 0 COFFER DAM CROSS SECTION TOP OF ROCK ABUTMENT S CTION OF RIPARIAN BUFFER TYPICAL CROSS E NOT TO SCALE 1:1 2' MIN. G FMPE OUTLET TO APRON WELL-DEFlNED IENG SLOPE FOUNDATION o~ SPILLWAY 0 0 0 CHANNEL , . • TOP ELEVATION OF STf ELEVATION OF STORMWATER 0.5'-1' . ~ Qf )oQf~q STEEL F POST TTY) TT''~\ X57 WASHED FILTER FABRIC o a NO OVER ALL 0 - DESIGN OF SPILLWAYS STONE ~ 1 , Y~~ 'G SLOPE GRAVEL FACING o - - DRAINAGE AREA WEIR LENGTH EXISTING SLOPE i - (ACRES) (FT) FILTER .FABRIC 0 A C PLASTIC OR 1 4.0 .SECTION A-A FILTER F eRl CLASS 1 RIP-RAP OR FILTER _ _ WIRE TIES 2 6.0 BLANKET WIRE . - - - - 3 8.0 .VARIES ~ 7~, ~ ° FENCE 4 10.0 - - 5 12.0. ~ 0 0 7 ~JDE VIEW ~ o DIMENSIONS SHOWN ARE MINIMUM NATURAL EXISTING SLOPES APRON -ZERO GROUND • _ SLOPES'HEIGHT do WIDTH DETERMINED BY 0 EXISTING TOROGRAPHY AND ~ ~ 5' o FLOW D GRADE 0 0 SEDIMENT STORAGE REQUIRED. ~ , MIN. 0 AP ON ~ sz A o 0 0 o A 24" VARIES KEY RIP RAP INTO THE DAM ~ O~O~OgO MAR ~ 7 ~(jp~ 0 0 0 0 JARIES FOR STABILIZATION. ~ 0 0 0 0 SPILLWAY CREST ~ ~ ° ° ° ° 0 0 0 0 0 TiENP-~7p:iE<RttUAlll.r ° do 0 " ~ FILTER 0 0 0 8 DOWN AND 4 WIRE FABRIC > 6"-i' Iti'ET9.ANDSAND Sl'bl~M~d~TFI$ E~,~D1t",~ ~6"-i, ~ 0 0 0 0 ° FENCE 0 0 0 0 FORWARD ALONG t;WEIRa`::.;::,.;, 40STiNG lOp ROCK ABUTMENT/ THE TRENCH u, 'iwElRa''. . KEYED RIP RAP S E , . r..:... i • STEP SEQUENCE PLAN VIEW OF COFFER DAM WITH' SPILLWAY DETAIL BACKFiI TRENCH X57 WASHED STONE PIPE OUTLET TO FLAT AND COMPACT NATURAL THOROUGHLY GROUND AREA MATH NO WELL- COFFER DAM ' DEFlNED CHANNEL STEEL FlLTER FABRIC .LENGTH NO OVERFALL POST f FRONT VIEW 30NT VL~ NOT TO SCALE - UPSL-.. PE CHECK DAM NOT TO SCALE ~A1~' A CD A A' A ~±C~AC 0 0 o k . •a. CE ~ . ;.;,t.:. INSTALLATION, MAINTENAN , JNTENANCE AND REMOVAL SCHEDULE FOR CHECK DAMS ~~OR'r'rr~~GR ~~'v~V G'r'G~~ ' AND FlLTER FABRIC • INSTALL CHECK DAMS AT THE TIME THE ROUGH-G „ OR , FR.TER BLANKET B , ME THE ROUGH-GRADING OF THE ROADSIDE DITCHES HAS BEEN COMPLETED. r N I N ~ " h;;: INSPECT CHECK DAMS AND CHANNELS FOR DAMAG ...'.•4••• MIN NNELS FOR DAMAGE AFTER EACH RUNOFF EVENT. SE~~MENT ANA `0S10N `~O' `0` - ~ ~MtN'' ANTICIPATE SUBMERGENCE AND DEPOSITION ABOVE DEPOSITION ABOVE THE CHECK DAM AND EROSION FROM HIGH ROWS AROUND THE FAR _ APRON MIN. ..~,,x~:'~•~'~•:,'..`~~•^••.'••.:;•:~ EDGES OF THE DAM. CORRECT ALL DAMAGES iMME D L 30 STONE _ ~ ` A PROTECTVE RIP RAP LINER IN THAT PORTION 0 PIPE. Q 50 A 0 W INCL ES .THICKNESS CLASS THICKNESS. . ALL DAMAGES IMMEDIATELY. IF SIGNIFICANT EROSION OCCURS BETWEEN DAMS, INSTALL p J THAT PORTION OF THE CHANNEL D p ` C~ ~'O g CFS INCHES FT: FT. FT. ) CALC. READ. ~ PIPE DIA.: ( ) ( ) ( ) ( ) ( ) ( ( ) ( ) ~ ; • : • ~'t''': REMOVE SEDIMENT ACCUMULATED BEHIND THE DAN BEHIND THE DAMS TO PREVENT DAMAGE TO CHANNEL VEGETATION, ALLOW THE ' " , 6.75" 10.2" A 9" CHANNEL TO DRAIN THROUGH THE STONE CHECK 1 18 7.18: 3 6 4.5 9 , ,„,..L.~, , . 1E STONE CHECK DAM, AND PREVENT LARGE FLOWS FROM CARRYING SEDIMENT OVER " ~ THE .DAM. ADD STONES TO DAMS AS NEEDED TO I 2 18 7:91 3 6 4.5 9 .6.75" 10.2 A 9 > AS NEEDED TO MAINTAIN DESIGN HEIGHT AND CROSS SECTION.. D S TOWNSHIP - JOHNSTON COUNTY, NC " " LAND QUALIT! MUST BE CONTACTED FOR AN INSPI 3 60' Sn.75 30 ss . t5 7t 22.5.. 33.75 2 27" INSTALLATION. MAINTENANCE, AND REMOVAL SCHEDULE FOR SEDIMENT FENCE TED FOR AN INSPECTION PRIOR TO REMOVAL OF ANY TEMPORARY DEVICES. 4 24" 17.69 6" 12' 6', 16' 9.00" 13.5" B 22"' INSTALL SEDIMENT FENCE IMMEDIATELY FOLLOWING THE COMPLETION OF CLEARING ON THE LOT, AFTER LAND QUALITY INSPECTION AND APPROVAL i V AND APPROVAL AND AFTER ALL SEDIMENT-PRODUCING AREAS HAVE BEEN \\\I~ ~a~tQn Enn~nQPr~n/~ VE THE STRUCTURE AND ALL UNSTABLE SEDIMENT. SMOOTH THE AREA TO BLEND WITH \ / J J RE UIRED REPAIRS PERMANENTLY STABILIZED, REMOVE THE STRUCTURI INSPECT SEDII~ENi FENCES AT LEAST ONCE A WEEK AND AFTER EACH RAINFALL MAKE ANY Q T~~ Ar, AD[AC AA1,1 crADn nc DD/1DCD1 V ]II 17C DD/1DCD1 V ~i1 i ~ AJP„ . In YVII\II n nn Alnu,uLL v, ,.nom,. PIPE OUTLET PROTECTION IMMEDIATELY. NOT TO SCALE SHOULD THE FABRIC OF THE SEDIMENT FENCE COLLAPSE, TEAR, DECOMPOSE, OR BECOME INEFFECTIVE, REPLACE R PROMPTLY. p DESIGN SEAL ; 446 East Main Street (919) 550.4740 INSTALLATION, MAINTENANCE, AND REMOVAL SCHEDULE FOR PIPE OUTLET PROTECTION ~II~A~. ~c.'~ 16282 ,,Uv = P.O. Box 426 Fax (919) 550-4741 INSTALL THE PIPE OUTLET PROTECTION APRON IMMEDIATELY, FOLLOWING THE INSTALLATION OF THE ROADWAY CULVERT. REMOVE SEDIMENT DEPOSITS AS NECESSARY TO PROVIDE ADEQUATE STORAGE VOLUME FOR THE NEXT RAIN AND TO REDUCE PRESSURE ON THE FENCE. TAKE CARE TO AVOID UNDERMINING THE FENCE DURING CLEANOUT. MOT f E.-E.- Cla ton NC 27620 INSPECT RIPRAP OUTLET STRUCTURES AFTER HEAVY FWNS TO SEE IF ANY EROSION AROUND OR BELOW THE RIPRAP QUALITY MUST BE CONTACTED FOR AN INSPECTION PRIOR TO REMOVING ANY TEMPORARY DEVICES. in iy T. Job: 07021 Date: 12/19/2007 Revision: 002 HAS TAKEN PLACE OR IF STONES HAVE BEEN DISLODGED. IMMEDIATELY MAKE ALL NEEDED REPAIRS TO PREVENT ~D Q FURTHER DAMAGE AFTER LAND QUALITY INSPECTION AND APPROVAL. REMOVE ALL FENCING MATERIALS AND UNSTABLE SEDIMENTS !111111 PIPE OUTLET PROTECTION APRONS ARE CONSIDERED PERMANENT STRUCTURES AND SHALL REMAIN FOLLOWING THE DEPOSITS AND BRING THE AREA TO GRADE AND STABILIZE IT AFTER THE CONTRIBUTING DRAINAGE AREA HAS BEEN PROPERLY STABILIZED. REVISION 002: ADDRESSED DWQ COMMENTS - 3/17/08 COMPLETION OF CONSTRUCTION.. L ss;~ and Associates, P. A. REVISION 001: ADDRESSED NCDENR COMMENTS 1 08 08 File: SE DETAILS DraWn:: SED Sheet: $ OF 8, ~ \ I ; I ~ ~ . / ~ / ~ / ; , ; r_,/~ S ~ , I ' CONSTRUCTION SE4UENCE 11 \ 1 1 I + / , _ ~~i,o II + , , / I ! i 1 I , 1 I r 11 n~ ~ 1 1 O i r 1 / / I / / r I I 1 ! \ I I I I i + I ! ~ ~ ~ r/ i i i % + ' + 1 ONCE THE SITE IS STABILIZED CONSTRUCTION OF THE LEVEL ' i i i i i ,i ` i ~ i ` / ~ ~ ~ i +f ~ , . ~ ` i ~ SPREADERS CAN BEGIN. r 111\` ,~1`~ V~\~~ 1 1 / + ! I! ~ y%~'e'~ r . 1 + y + l l j l ! ! 1/ r r I I I I ! / \I ( I I ~ \11 ~ . \ \ \ \ 1 ! r , + / r l ' L~• I r l r - / / ,70 DRAIw GE r r r I , I r 7 v I I , I I \ \ \ 11 1\ r / i~ .1 / ~ I I I ~ ! I /MAINTEtsANCE I I i I I I I 1 I, I 1 I I I ~ i I 1 'I / \ ~ / i/r ' ~ REMOVE THE SEDIMENT TRAP AND. FORM THE FOREBAY STRUCTURE. ~ I \ \ \ \ 1 1 i I I \ \cy~ , I ~ 1 \ r EASEM NT I r r I I i I r I I I I I \ \ i I t r / ~ I i\ 1 \ r I I 1 ~ iI ~1-~' I I + / ~ I( r \ \ r I r r I L I I I + I I I t I I , + I ' ~ ~ ~ ' ~ / ' ' ' ` \ ~ ` CONSTRUCT THE LEVEL SPREADER LIP AND ADJOINING CHANNEL. 11~I _ THE-AREA OF Rl IAN BUFFER WHIFH CO AINS\THEIPIP I , I , ~.~l,i , \\\1\ I \ \ \^cn 1 } r I I + r 1 I 1 1 I ~ B E `D NOTED WITH A BOLD UNEi T IS ~A I I \ /1 I I' I I I \ t 1 LEVEL ~ I ~ I I i r , , I; 1 / / / / ~ ~ \ li _ CROSSIN~~HAS E E I I I I \ I p'(~ f \ \ I , I O ~ , SPREADER ~1 , I I I , I i 11,' 1. 11 - NTAINS 8883.S.F., OR.0.2 A E, OF RIPARIAN U , I 1 y \ \ \ , \ _ I , I I / 1. I a I I I 1\I ~~r,\I \ r d 1 I t PER~IAN T I r r I I I i I I + y + y u p ; ~ / ~ \ ~ ~ \ \ ONCE THE LEVEL SPREADER STRUCUTRE IS INSTALLED, SEED AND I\ \ \ i I I I r I ~UI ~ y Illlr i~+ ; 1~ r I I + I ROAOSID DIT H 1 r r r I I I I 1, 1 ~ ~ I 1 ICI \ III D I I I I 1 \ \ \ \ 1 I f III ~ III. I 1 I\ Q A I. I V I I i I I r , ~ + , + n l ` r / / % : \ ~ ~ \ ~ STRAW THE ENTIRE AREA ACCORDING. TO THE SCHEDULE OUTLINED. I I 1 l / i7 / / i'~ \ ~ AREA 1N .RIPARIAN BUFFER ~ 1 I \ 1 1 I \ t - I Un I I I \ \ \ I I i 1 \ o lal IIIU ~i ~ t I F REBAY 1 I I I _ } i , ~ ~ 1 ~ \ 1 I I I ~ ~ i s 1 Ir-- 0 E 1: X9642 S.F., ~ I 1 I . ~ . I ~Zl O / +l ~ ~ rr Ir' ~ i ~ / ~ ~ UNTIL VEGETATION IS ESTABLISHED THE LEVEL SPREADER SHALL BE I I \ , i 1 ~ Ilse i 11 i II ~ I r ~ , ~ . ZON ~ f3113 S.F: . \ \ , \ ~ ql ~ r • ~ \ ~ • r4 ~ \ ~ \ r t , \ / _ / , 'l. \ I + I Wl' I r i , r r r ~ ro 1 ' ~'r+- ' x,\-~,/ rl i i i I i 6 \ ~~.INSPECTED WEEKLY AND AFTER EVERY RAINFALL EVENT. ANY ` ; \ ` \ 1 r , r \ 1 l l' ` ~1IIli / ~,WC I I I + , l , - ` 1 \ 1 I \ I I \ \ \ \ ; t I , I , ; Ir i _ , n 1a r t r r I + / . R2 . 1 I I \ I I n i 1 r / , + ~0 1 i ~ + \ 1 , I I 4 I r \ `,`SEDIMENTATION SHALL BE REMOVED AND THE STRUCTURE SHALL BE ~~0''' ~o \ ' 1 r ~ I I + i ' / ~ REPAIRED AS NECESSARY. ; \ \ \ , I , I \ I ,I I , , a 'r rlllq r ~r >Z~ 1 i i r o \ \ it \ ` r I I n+ \ r114• i ~ I I 1 I 28r r + r r , r ~ / \ c 1 r ~ \ 1 \ \ 1 I, I 1 1 11 1/ / ~ \ I I 1 i; v , r l \ C ~ ~ I 11 , / / ! \ I I lI d l I I \ \ \ \ . , r / i , + ~ I , ` o ' ~ I I i I~ ~ \ ~ NOTE• SILT FENCE ANO~OR A<TERKATE TEMPORARY SEDIMENT ND I . o t ~ ; i I i I } r 11 \ r I r 11 l ! r r ~ r 1 ` \ ~ 1 29 1 I I I ! r ! /II ' \ ` I r r r 1 r i , I , r r + ~ , \ \ \ \ L \ r i I I I I I 11 , ~i , I I / ~IPE ~3 r I r I I 1' ' r r l I I r i_ I / r r r i ~ 1_ I r I I I I r ; i 1 rI ! I 11 r 11 + ~ VET ' \ 1 I r I+ r, I ; 12 ~CP~ ®1:31, r ~ 1 I I r L r I I , ~ r r~ i I I I t: I I I r ;t; i>' ,Ir t t I 1. r rl i ~ I I I I r , o ~ \ ` V 1 +1 ~ EROSION CONTRO fJFASIIRFS SHA I RF INSTAL 1 Fn RFI AW \ \ \ . \ + , \ , DISTURBED AREAS AS NEEDED TO PREVENT SEnILIFNT I nss. I i i t I I , I I, I I 11 r W1fH 2- HW r r, r I r i I I I I ' ! I 0 I r I r , I s rl I, I i Ir r / I , r / I I, } I I .aND 2- FrE~` I I r r ~ r I r , r \ I 1 ! / I r r r r I I \ \ i r r;, - r r I r rn ,J~ i I I I ~ I ' r r I I r I I \ I I, DA ,17.45 A~ r l / • r I r I r r r I I 9 ~ . j ~ 11 DISTURBED AREAS LEFT INACTIVE BETWEEN ANY PHASE OF GRADING p l , I` , y r + r I ~ /INVI 2.~ i. r r o / I r r \ \ I r l r r J + J \ l ~ /INV- OU Y.3 / ~ / i + I k, \ \ ~ ' ! \ ~ I ~ SHALL BE TEMPORARY SEEDED WITHIN 15 WORKING DAYS OR 30 ~ 1 < \ y i CALENDAR DAYS, WHICHEVER IS SHORTER. PROVI310NS OF ' ' °j ` ` / ~ + + 1 25 PERMANENT GROUND COVER MUST BE ACCOMPLISHED ON FJ(POSED ; , l l l 1. ! (b I I r \ I/ /r 1 / /l / r r 1 , > r / y + r p r. r, 1 f y r I II r, V / I r / 1 ~ t i r \ ~ l` Q \ / I y \ ~ SLOPES 21 CALENDAR DAYS, AND IN REMAINING AREAS WITHIN 15 I l\ ; , / O , ! / 1 f f r i . /I / ! / f / , I l + ~ t ~ i I , rl 111 1 / / + 1 r ~ r ~ 1 1 .2,~ 1 Y/ ' 1! L i , II / O I ~ ~ ~ t I \ , I WORKING DAYS OR 90 CALENDAR DAYS, WHICHEVER IS SHORTER. ~ ~ \ , I I ~ r1 L\ I , 1)\ 1' / / ~ , i 1 ! , 1 r A l r ( ! ~ I l ! , , I r r , r I ! f ~ • , I I\ l / ! / J l 1 / 1 T I I 1 1,\\\ , / , l j ~ , lr 1 It r ~ I '1 1~ 1 r .p I / ~1 I 11 I I , I 1' Q] ` ~ ~ _ ~ I ~ + ; fit, / "EXPOSED" AREAS INCLUDE, BUT ARE NOT LIMITED T0: I , / / / / r , r , i , / r ~ 11 ,r ~ ~ t i ~ is ? / r \ \ t I 1 ~ 1 ~ 90 * AREAS CLEARED FOR ROADWAY CONSTRUCTION, it } ~ ~ ~ / / , l ! 1 1 ~ i<~ , + 1 1_ - ~ ~ o l ~ y ~ , ~ \ 11 } i i t I ~ tl I II i . ~ x~~' 'AREAS CLEARED ON RESIDENTUIL BUILDING LOTS. I ~ti 'DRAINAGE EASEMENTS AND OPEN DRAINAGE CHANNELS. _ ~1r / / 1 6x6, HYDRANT TEE, , r r ~ / ; ~ i r \ ~ \I r r ~ F R BAY ~2 I / r I I I ` , \liti ~ ; -FIRE/ HYDRQfJT / i' ' , ~ - w I 1 \ \ i ~ I i }1 I i i t I I I } i I . ~ ~ , ~\~yqP R SEDIMENT AND EROSION CONTROL MEASURES (SEDIMENT TRAPS, I 1 ti / ~ , ASSEMBLY i~ , ~ \ • \ \ \ \ , \ r\ ~ ; I I I I _ I r , ~ ~ i , I / ti QG DIVERSION DRCHES, ETC.j AND THE AREAS ADJACENT TO SUCH MEASURES. I 11~ i , / ! \ \ \ \ \ \ l \ 1 \ ~ r l i I r 1 \ I \ 1 I , o \ 90 I 1\ , / , \ I \ \ \ !c- , + \ \ \ ~ 20 D I AGG~. \ , i I 1 1 I,.' 4 1 / 1 \ \ \ ~ ~ ` \ /MAINTEN CE \ I t \ \ I ~ II I \ ' \ 1~k0~' I r } ~ / , , ~ 1 o I I FI SLOE I I ~ \ , EASENIEKT \ \ \ 1 I ~ \ \ - F 1 1 ~F ~ , i i \ \ 111 ~ ~ ,LEVEL \ ~ \ 1 1 ; t \ \ I , r i - \ 1 \ 1 \ \ ' ' I ; ; t i r , \1'\1`\' \ i.~~,;, 1\ SRR~ADER ~2 50 \f~l RIAN ~UFF R \ \ 1 1 ~ ! ~ I I I r ~ ~ \ ! ~1\1 1 ~ FROM \ ~ \ 1 , _ _ j ~ ~ NOTE TO CONTRACTOR:" 1 1 z / I I I \ \ \ \Il~i _ \ \T \ \ \ \ \ 1 I , I r ~ NN T PROPOSED 6 PVG WATER I ~ • r I I \ \ ~ ~ 1 ~ ~ \ \ \ \ \ ~ .I WATER MAIN - , 1~ ~ . I ~ F . \ ~ ~ \ \ \ \ \ LINE T4 EXISTING 10 D . o \ .,r I I \ \ \ r -1 "x ".TAPPING SLEEVE AND ; 1+ , r, I \ \ \ \ ~ I \ ~ 1 \ \ \ WITH 1 0 6 \ , f , I- \ \ \ ~I ~ a1 1 \ 1 \ \ O VALVE'ASSEMBLY. '1 p ~ , / 1 t , I 2 \ . 1~ 0 \ ~,1~1 i 1 \ \ I , 11111 y., ~ / r r \ r r r \ \ 1 \ ~ \ir9 ' I , ~,il`:, `\\t 1 I ~ \ ~ / ~li~I I ~7 I ~ \ 1-10"x6" TAPPING SLEEVE {I1 1 1\+r , 1 } 1 , , r r \1 1 \ ~ \ O ,rr \1; ..:~,.,r:..~. _ 11 1 , i 1 \ 1 • % ~~~/rte ~ I f I I I ~ ~ \ ` ' \ ` AND VALVE ASSEMBLY 111 } \I r r I rr ! r i ; \ ~ a/, i , + I I I i 1111 t \ \ ~ \ I r r 1 \ \ ~ t~~~~.;1-.'- - t II 111 ~ 0 ~ STA 0+00.00 ~ \ \ \ I \ ` I I r I \ \ \ \ ~ , _ I I r \ \ 1 tb.'x70 SIf~HT I I I ~ 1 1 1 \ + , - - r \ . ~ ~ \ \ \ TRI~lGLE (TAR) NOTE: ALL EMBANKMENT FlLL GREATER THAN 1 \ 1 I \ ! -r- I , . ~ ~ . ~ ~ \ \ ~ SEVEN FEET T AS MEASURED FROM ROADWAY \ ' I I \ ~ _ ~ •r~ / \ ~ \ ~ ~ ~ ~ ` ~ ~ ; \ t \ \ ~ \ CENTERLINE. TO INVERT, FOR ALL STORM DRAINAGE I , , _ ~ ' ~ \ ~ ,1 \ ~ \ PIPE CROSSINGS SHALL HAVE EITHER GUARDRAIL I i , - , ! ~ ~ \ ~ ~ .1 \ \ \ \ ~ INSTALLED TO NCDOT SPECIFlCATIONS OR BE ) I I I , ~ . 1 \ \ \ , GRADED TO A 4:1 SLOPE AR FLATTER. } I I / i \ • ~ ` ~ \ ~ _ ~ ~ ~ 1 1 , \ \ 1 NOTE: 1 , _ / ,i' \ ~ r ~ \ • ~ ~ \ . Qe • ; ~ IIJVERTS OF THE 2-60" R.C.P.'S SHALL BE ~ / ~ / \ ~ . 1 1 \ \ \ 1, n j / ~ / i'i'i , ~i \ , \ ~ 11\ ~ t PLACED AT A MINIMUM OF 12 BELOW THE / ~ ~ 50 RIPARIAN BUFFER i~ ~ . ~ ~ ~ ~ ~ \ \ \ \ ` \ r STREAM BED ELEVATION FOR AQUATIC LIFE r I , , ~ ~ - - - - - ~ \ ~ \ \ \ ; ~ 1\ } j PASSAGE. r \ ~ ~ ~ , , % , , / f, / r \ ~ \ \ c9 \ L , ~ FROM ~ 1 , ~ S . ~ \ c ~ - , , ~ „ ( TOP OF BANK ~ \ ~ ~ ~ g ~ ~ '11 , 1 I BASED ON N.C.D.O.T. DESIGN STANDARDS OF UTILIZING 4:1 ~ ~ 1 \ \'i1 \ \ 1 . r \ \ \ 1 \ \FlLL SLOPES WITH. GUARDRAIL, TWO 75 LENGTHS OF PIPE r ~ PLAN SCALE. ~ - SO \ \ ! \ WOULD BE RE UIRED FOR THE STREAM CROSSING. THE ~ 0 \ \ PIPE CROSSING WOULD DISTURB 139 OF STREAM BED. ' . / ~ \ \ ~ CONCRETE LEVEL SPREADER LIP ~ ~ ~ FLOW PATH pd pro p~ p1q pifi pOp p0 NO p~ Nn p~ app pro N~ p~ N~ pN p~ prn p00 i(j00pM ~co p00 Np p~ NN pNdO p~ ,-tp N00 ON NN OO1 Nn rtG O00 N" Nr rd; pd: N~ NT nd pN O07 p!f? ~N 00eFp~? N~ ~ pN NO ~tp c0M NN pN~O t00 Od NN O~- NN NO NtG cOM1 rO p«? N•h mod; rt0 1 .00 +t0 +tC +d' +N +O N!~ +N +d~ +r~ tM ~N +N +N +N +N +M ~r ~O ~O+O n^ ~O +N 10 + cv +r + + o + o ' + o + o 3" LAYER OF ~ X57 STONE 365.0'. ® 4.5,"~ 00.0' ®+3.38 18 .0' Q CHANNEL-~\~~°-- RIPARIAN ZONE 2 BUFFER ZONE 1 BUFFER' 18 .0' ®+1.82 ~ ~ , ~ ` ` ~BuF~ER I ~ 20' 30' ~l 3' WIDE STRIP OF 100.00 250.00' VC , V FILTER FABRIC ~ 187 00' VC K= L K=30.68 K 0.0 W ~ r. r..'.. APPROPRIATELY SIZED ~ W ' W , W , CONCRETE FOOTER ~ ' y 57y ~~E NATURAL 0 0 o GROUND 90.00 00 ~j0 ON FOREBAY W Oj~ FILTER. yFAB~IC ~ . . Nr nO Oa REINFORCE + + + Nr MO Nr CHANNEL W ' ~ ~ ~ ~ aJ Q> HJ _ NW ~W NW ~ ~ CENTERLINE 80.00 ~ , a a OF ROADWAY a a ~ • ~ , LEVE ~ ~ - , • , . -COVE ~ SPREADER ~ y ~ MIN 3 LIP + + ~ - ~ 0 .70.00. . ~ , _ - 00o d n ,°p ~ • ~ ~ M ~ 0 LEVEL SPREADER 18"~ RCP ~ o + ~ ~ ~ ~ n NOT TO SCALE , " QJ Q> > JNW ~J W W ~ CLASS "B" 20'-6" D.I. WA ER LINE CENTE ED 18 -6 D.I. W ER LINE ~ w ~ w w UNDER STORM RAINAGE OVER STORM RAINAGE ~ ~ " (18" VERTICAL SEPARATION) > > 5 a 60.00 18 VERTICAL EPARATION MIN a a a > 5 5 INF~UE RIPRAP TO LEVEL a a a St ATNT SPREADER OR~TER ? 1 2-60" R.CP. ~ ~I 3, 50.00 FOREBAY ~ , W NOTE: INVERTS Of HE 2-60" R.C..'S SHALL BE NOT TO SCALE NI~1R 2 7 PLACED AT A MINIMUM OF i "BELOW THE ZQ~$ .STREAM BED ELEVATION FOR AQUATIC LIFE LEVEL Oro FOREBAY a~PiR-YJAi'L~GIUAtJ'I'Y SPREADER (CFS) SIZE LENGTH I~~'wLa~ps~Nasraaldq+r~Ar~~~~a C~ PASSAGE. _ 40.00 t 1.72 2'X4' 30' NOTE: ALL E BANKMENT FILL GREATER THAN ' SEVEN FEET AS MEASUR D FROM ROAD Y 2 1.26 2'X4' 22' CENTERLINE T INVERT, FOR. LL STORM DRAT AGE PIPE CROSSIN S SHALL HAVE EITHER GUARD IL INSTALLATION, MAINTENANCE, AND REMOVAL SCHEDULE FOi~ LEVEL SPREADER INSTALLED TO NCDOT SPECIFl TIONS OR BE GRADED TO A 4:1 SLOPE OR TTER. INSTALL THE LEVEL SPREADERS FOLLOWING THE INSTALLATION OF THE SEDIMENT TRAPS. 30.00 INSPECT LEVEL SPREADERS AFTER EVERY RAINFALL UNTIL VEGETATION IS ESTABLISHED, D PROMPTLY MAKE NEEDED REPAIRS. AFTER THE AREA HAS BEEN STABILIZED, MAKE PERIODIC INSPECTIONS AND' KE~P .VEGETATION IN A HEALTHY, VIGOROUS CONDITION. d pp O O r N G) 00 c0 00 0p O N ~ ~ rn 00 rn o 0o LEVEL SF'READF:RS ARE CONSIDERED PERMANENT STRUCTURES AND SHALL REMAIN FOLLO~IING THE COMPLETION OF 00 O O O tp I~ d N N M O N M O 01 ~ N ~ O OD tD ~D ~ W 00 ~ ~ N r Oi N d M o°o °r° CONSTRf1CTI0N. 20.00 co ao 0o ro r r r ~ co cc r` r r r r ro o ao - - 0+50 1+00 1+50 2+00 2+50 3+00 3+50 4+00 4+50 5+00 5+50 6+00 6+50 7+00 7+50 8+00 8+50 1+00 0+50 0+00 8+50 9+00- - 9+50 n n ~ ROADWAY 1ADWAY & .UTILITY CONSTRUCTION PLANS FOR THE YKVI'ILC AI.NLC: VALt I KAU HORIZONTAL 7" = 50' WILDERS WILDERS TOWNSHIP - JOHNSTON COUNTY, N.C. VERTICAL 1" =10' Job: 07021 Date: --3/17/08 Revision: File: RCP01001 Drawn: SED Sheet: 3 of 6 SR F WE 2638. NpE~ - 3 RpA p 3 ~ 21 ~ 20' ~ 20, 50'RW ~q SR 17 ~ ~ w KE wEN 16 6 20 PAVEMENT 6 6 0 o~ 0f<< R ~n ~ ~ OAD ~ ~ ~ ~ ~ SITE T R ANGLE ? , 10'x70' ~N 31 36 p S ~ SITE TRIANGLE ^h P ,n ~o p $IT " 1 4" PER. Fi. 1 4" PER. FT. " - h ~ ~o' .1 P Fi. 1 P FT: M~" o M~ 3:1 tit 5' R 5' R oiw p 2 ~ EXISTIN( 1 1/2" S 9:5 A SUPERPAVE ASPHALT MIX 6" EXISTING ROAD ROADWAY - " A RELATE BASE COURSE ON COMPACTED GRADE ' 8 GG R / R/W R TYPICAL STREET SECTION ROAD C0~ ROAD CONNECTION - INTERSECTION DETAIL NOT TO SCALE NOT TO NOT TO-SCALE NO7 TO SCALE \ \ . ~ Jl r \ 1 \ \ \ \ \ \ \ , e \ , / , , , \ ~ \ C/C OF STREAM \ \ ~ - ~ 1 1 1 \ 1 \ \ \ \ \ \ \ \ , r r \ ~ r _ _ _ _ 1 t 1 \ ~ 1 \ \ \ \ \ ~ \ \ \ \ \ \ \ \ \ ~r / , r/ J , \ \ \ \ \ \ ~ / r' r' rr \ \ \ , ( \ ~ ( I I 1 1 ~ \ v ~ \ \ \ \ ~ \ \ \ \ r j I i t 1 ~ ~ \ \ , \ \ \ \ , \ \ ? \ 1 / yr ~i rr y \ \ ~ \ \ \ \ 1 _ ~ \ ~ I i 1 1 ~ 1 \ \ \ \ i ~ \ \ ~ \ \ \ \ ~ \ \ \ \ \ ` r r r i' i ~ \ \ \ VICINITY MAP NOT TO SCALE \ \ P---~ \ l-.` I 1 1 \ \ ~ \ \ , 1 ) \ ~ \ / / / I 1 i , \ \ ~ \ \ \ \ PIN~178100-46-3p22 I \ \ \ \ \ ` \ \ ` \ \ ~ / r ~ I 1 1 \ \ \ \ \ \ ~ \ / \ \ \ ~ ~ ~ \ I ~ I 1 r 1 v \ \ \ \ \ \ \ \ \ ~ ~ 1 1 \ \ \ \ \ \ \1 11 ll ` I Ji~ r' r' r' / \ \ 1` 11 11 tl 1 1, j \ err ~ rr \ \ \ \ \ 1 I I 1\ \I~ \ r / r \ \ \ ; \ , }I } 1, I I i \ 1 ~ / ~ ri rte' l \ r ~ \I j I ' II 11 11 1 _ - j I 1\\ ! i/ i~r Il 1\. 1 5 ~ '310c~ i 1\ \ f / i•--\r" \ 11 + I ~ i ~ 1 1 I ~ I 1 1: \ 1 1 \ \ ~ ~ \ \ \ 1 I \ I I I I _ 1 \ 1 1. 1 1 \ ~ \ ; \r ~ \ r \ 1 1 I ~ I I \ 1 I ~ I I i I I I S 1 1 1 \1 \ \ v1\ \ \ \ \ \ ~ - \ ll \ I` I I I ~ 1 I 1 1 I I f i i .l ~ 1 1 \ 1 \ \ \1 \ \ 1 1 1 1 I + ~ 1 I I I I ~ ~ ~ ~ I I III f.'/ ~ _ - ~ i I I 1 ~ i ` \ i \ \ ~ ~ I 1 ~ I I i I I I I i I I I I 1 -1 I ~ 1 \ 1 \ ~ •~._,_1~.\ I I 1 1 1 t i } I ~ i I i I I I ~ \ \ ~ ~ \ \ _I \ ~ \ i f I I J r ~ ~ \ + I I 1 \ ` 16 . 15 \ ; ~ ' \ I \ ; 1 11 \ 1 1 ~ , I I ~ I ~ ~ I I I i S ~ \ :,~'~j ~ !1 \ \ I ~ \ ~ ~ ~ _ \ ~ ~ ; \ I 1 1 1 11 ' I 1 I I I I i I I I rte' I I 1 1 \ \ p! 4~ \ 1 I \ ~ ^ \ \ ^ I 11 \ ~ 11 1 1 f~\ I I I ~ l i I ~ i I -1 l ` \ \ ~ \ I I ` 1 ~ \ \ . \ J 1 1 1 I I \ 1 V I ~ I I I I I I 1 / / r , ~ ~ - \ 1 , I 1 i \ \ ~ h~ \ i I \ \ _ ~ \ \ \ \ \ 1 \ ~ \i 1 1 . I 1 I I III I ~ f ^ I 1 i I \ \ \ \ \I /1 I \ \ ` \ \ \ n ~ \ \ \ \ 11 i i' I I II 1 I i iii I I \ \ 1 \ ~ , 14 ~ ~ \ , , \ , , I I 1 I 1 , , I I \ \ \ \ I \ \ I r ~ ~ ~ \ 1 t I I+ I i 1! I t I I I ~ I t III I I I j L 1 1~ r ~1 \ \ \ \ 1 } I ~ 1 I I I i / l 1! 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SHOULDER WIDTH xti`'~~ NOTES: 39' 6' 5' 4' 1 /4" OPRR. FT. +16~ ~ D ^ 0 N AN PR S NTATION OF THESE CONSTRUCTION PLANS THERE WAS NO " AT THE TIME OF .THE DES G D E E 1 4 PER. FT. . -2.08% +8~ CONSIDERATION FOR .LOCATING .AND SIZING DRAINAGE STRUCTURES, OTHER THAN THOSE SHOWN ON THE - PLANS. THIS INCLUDES LOCATING AND- SIZING DRIVEWAY CULVERTS FOR INDIVIDUAL LOTS. IT IS THE - ~ -e o ~ ~ ~~8g - FINAL LAYOUT RESPONSIBILITY OF THE BUILDER, AT THE TIME THE LOTS ARE UEYELOPEU, IU LWAIt ANU 51Lt IHL 1" PER. FT. FOR THE DRIVEWAY CULVERTS IN SUCH A MANNER AS TO MINIMIZE DAMAGE DUE TO EXCESS RUNOFF. SLOPE AS REQ'D. P/FT 5 3; ~ 21 THE PACE TRACT THE 10'x70' SIGHT TRIANGLES SHALL TAKE PRECEDENCE OVER ANY SIGN EASEMENTS. THE FINAL PLAT WILL ENSURE THAT ALL DRAINAGE. EASEMENTS INTERSECT THE PUBLIC RIGHT-OF-WAY ALONG A SECTION A-A DRIVEL WILDERS TOWNSHIP JOHNSTON COUNTY, N.C. LOT LINE. DRAINAGE EASEMENTS WITHIN THE INTERIOR OF THE PROJECT MAY OR MAY NOT COMPLETELY CENTER DRIVEWAY TURNOUT GRADES NOT To SCALE Job: 07021 Date: 3/17/08 Revision: ALONG A LOT LINE. SYMMETRICAL CUL-DE-SAC NOT TO SCALE File: FINAL - Drawn: SED Sheet: 2 OF 8