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1 JAI + i l~ l - 1 1 ~ + v \ \ \ \ t'.' li ~ \ ~ \ E ~ i 1 i A ~ s i~ v ,V ~ ~ r t I ' 'I r ~ i DESIGNED BY: HEG
F _ ~ ~ i i ~ 'e. \ + c } \ ~ ~ \ : ~ + 1 " ~ DRAWN BY: HEG ~ ~ DATE: JUNE 2008
x < ` \ ~ i i + i } ~ ~ . i f \ i f i+ 1 r. PROJECT NUMBER: O8 0012
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1 ff)) tt1 fJ ~ ~ ~ I SPLITTER BOX AND LEVEL SPREADER #3 PLAN CONSTRUCTIONDOCUMENT
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GENERAL SPLITTER BOX AND LEVEL SPREADER CONSTRUCTION NOTES w
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X X i. -THE SPLITTER BOX AND LEVFL SPREADER SYSTEMS SHALL NOT BE INSTALLED UNTIL ALL CONTRIBUTING DRAINAGE AREAS HAVE BEEN STABILIZER
2. THE RECEIVING AREA BELOW THE LEVEL SPREADER SHALL BE PROTECTED FROM HARM
AND SEDIMENTATON DURING CONSTRUCTION. IT SHALL BE 5TA8LE PRIOR TO CONSTRUCTION RCP OUTLET PIPE TO OF THE SPREADER AND SHALL HAVE TOPOGRAPHY SUITABLE TO PREVENT UNDUE FLOW h~
RCP 1N SPUTTI RCP INLET PIPE INTO 8YPA5S CHANNEL CONCENTRATION PRIOR TO ENTERING A STABLE WATERCOURSE. SPUTTER BOX DIAMETER: D ~
STREAM RCP INLET PIPE RCP OUTLET TO BYPASS CHANNEL DIAMEI DIAMETER: A 3. LEVEL SPREADERS SHALL BLEND SMOOTHLY INTO THE DOWNSTREAM RECEIVING AREA WITHOUT
DIAMETER: A DIAMETER: D ANY DROPS OR IRREGULARITIES TO AVOID CHANNELIZATION OR TURBULENCE THEY SHALL BE l / C ~ CONSTRUCTED ON UNDISTURBED 5011 WHERE POSSIBLE. 1F THE USE OF FILL CAN N07 8E O
1~ AVOIDED, THE SPREADER SHALL 8E CONSTRUCTED ON MATERIAL COMPACTED TO 95% PROCTOR. ~
NEUSE BU RCP OUTLET TO LEVEL SPREADER ZONE 1 DIAMETER: 8 H 4, 1HE CONTRACTOR SHALL MAKE INSPECTIONS AFTER EVERY RAINFALL, OR AT LEAST ~j
CONCRETE 1EVEL SPREADER OIAMETREIRF.•iC CP~~ BYPASS CHANNEL WEEKLY, AND SHALL MAINTAIN AND REPAIR THE AREAS AROUND THE BOX ANO SPREADER F-1 SEE CHANNEL INFORMATION ON PLANS AS REQUIRED. THE CONTRACTOR SHALL LOOK FOR AND ADDRESS ANY DEBRIS, SEDIMENTATION,
nED INTO SLOPE i0 PREVENT p~ RCP OUTLET PIPE ' SHORT-CIRCUlnNG DIAMETER: B RCP OURET PIPE 70 LEVEL SPREAOER~~ ~ N DIAMETERr B RILLS, OR WA5HING DURING HIS INSPECTIONS. 1HF ENGINEER SHALL BE NOTiFlEO OF
UNDERDRAIN TO DRAIN INTO BYPASS K?TH COPING REMOVED WITH ORIFICE PLAR NCD07 51D. NCDOT SiD. DIAMETER: C WITH ORIFICE PLA1E ANY SUBSTANTIAL PROBLEMS. O DIAMETER: C H n
NEUSE BUFFER 840.16 FRAME 840.54 MANHOLE AND GRATE 2'-6" FRAME AND COVER r---1
e i0P ELEV.• G PERMANENT 501E
CONC SLAB: W CONC SLAB: X
~o OVERFLOW 9" 8" WI1TN 3F~7 STONE PSRM SHALL BE SEEDED ~P7HM) VEGETATION AT INSTALLATION. ~ ~ FTC
i CONCRETE LEVE]. SPREADFR B" 8' WAR CO CONCRETE LEVEL SPREADER PIPE (15" OR 18" DIA.) ~ ~ LrLI
PERPENDICULAR TO SLOPE (SEE CHART FOR REQUIRED i0P OF WEIR OR OURE7 DITCH r"1
LENGTH) RCP INLET PIPE DIAMETER: A WEIR ELEV' F A A ~QrT~
BOTTOM 1 PLAN VIEW (STANDARD F~ ~ ~ O
RIP-RAP LINED FOREBAY \ '~::•t~+• • ~ ' CONC BASE BOTTOM ' • • EE E~ RCP OUTLET TO BYPASS CHANNEL (SEE CHART FOR NTS ROLL WIDiH) h+"I ~ r^~ ~7
REQUIRED DIMENSIONS) 4' DIAMETER: D , RCP OURET TO LEVEL SPREADER
m DIAMETER: B BOTTOM WITH ORIFICE PLATE L V•
DIAMETER: C PLAN sECnoN-YY O A~ ~ SPLITTER BOX AND LEVEL SPREADER SCHEMATIC ~ ~ Q
~a'~r VIEW NOT TO SCALE ~ W
1 1/2' ~ GENERAL NOTES: 1 q/2" SQUARE PREFORMED O ~ ~ O SCOUR HOLE (PFSH)
3' FlLTER FABRIC WiTH 3" x'57 STONE 1. ALL DROP INLETS OVER 3'-6" IN DEPTH TO BE ~8 BARS (RiP RAP IN BASIN IS
PR041DED WiTH STEPS 1'-2" ON CENTERS. STEPS ' .NOT SHOWN FOR CLARITY) H
LEVEL SPREADER TiED 6" SHALL BE IN ACCORDANCE WITH NCDOT STD 840.66. Z Z INTO SLOPE TO PREVENT w z
CONCREff LEVEL SPREADER SHORT-CIRCUlRNG. 2. CLASS "B" CONCRETE TO BE USED. R , (SEE CHART FOR REQUIRED HElCHT SHALL BE 6" "I ro SPLITTER BOX AND NTS O LEVEL SPREADER SCHEDULE ~ ~ W
LENGTH) ABOVE NATURAL GROUND. 6" 3. ALL MORTAR JOINTS ARE 1/2" t 1/8" a 8"
4. FORMS ARE i0 BE USED FOR RTE CONSIRUCiION OF THE 80TTOM SLAB. BOX ~1 BOX ~2 BOX J~3 ~ ^A PIPE (15" OR 18" DIR.) ~ a
A (LEI 5. BRICK MASONRY DROP INLET NOT TO BE USED A (LENGTH & DiA INTO 80X) SEE PLAN SEE PLAN 8 LF - 18" RCP OR OUTLET DITCH PSRM INSTALLED FLUSH AND
~ _ ~ C UNDERDRAIN 24" IN LOCATIONS SUBJECT i0 TRAFFlC. 3 ~ ,~.r~ .a' ONC PLAN OF CONCRETE SLAB 'X° THIS SHEET THIS SHEET PLUS FES ~ LEVEL WiTH NATURAL GROUND ~T~ w
y~ ~ e ~q~, 6. JUMBO BRICK WiLL BE PERMITTED. CONCRETE BRICK B (LENGTH &DIA i0 LS) 128 LF - 12" RCP 32 LF - 15" RCP 32 LF - 15" RCP ~ `~'OpF DEPTH OF SCOUR HOLE W PLUS FES PLUS FES (1 FT MIN - 3 F7 MAX) ~ r' Tl j
0 INSTALL 3' WIDE STRIP OF FILLER OR SOLID CONCRETE BLOCK MAY 8E USED IN LIEU OF 1 1 2" 2' A1~ DEPTH '~-FABRIC WiTH 3" LAYER OF /57 CLAY BRICK. / C (ORIFICE DIA) (IN) 6.1 10.7 d8 r W~ 1^-1 Q~
RIP-RAP LINED STONE TO REDUCE EROSION. r 1.1/2" 5 ,y5 BARS FOREBAY (SEE O1 7. IF REINFORCED CONCRETE PIPE IS SET IN BASE ~ ~-I F+~I
CHART FOR REQUIRED SLAB OF BOX, ADD la AS SHOWN ON NCDOT STD, EQ. SPACED. D (lENG FOREBAY DIMENSIONS) 3F ~ 8" 840.00. N D (LENGTH &DIA TO BYPASS) 28 LF - 15" RCP 32 LF - 24" RCP 8 LF - 18" RCP ~y ~ ~ REVIEWED BY: LIIH PLUS FES PLUS FES PLUS FES NATURAL GROUND
Olc OB, . \ is s' F!/~, 8. FOR 8'-0" 1N HEIGHT OR LESS USE 8" WALL, OVER M Z Z E F (BOTTOM OF 80X) (FT) 232.5 233.0 231.5 DESIGNED BY: HEG
~;<< F10 8'-0" IN HEIGHT USE 12" WALL TO 8'-0" FROM TOP OF 1Y i6" WAL4 AND 8' WALL FOR 1HE REMAINING 6'-O". ,I e LINER: CLASS B RIP RAP ~ ~ ~ DRAWN BY: IIEG F (TOP Of WEIR) (FT) 233.01 233.89 232.23 WITH TYPE 2 FILTER FABRIC MIN 1 FT 1UCK DATE: JUNE 2006
QUAURES 70 BE ADJUSTED ACCORDINGLY. ~ 24" DEPTH OF RIP RAP (1 FT) BASE WIDTH
G (i0P OF BOX) (Fi) .236.0 236.0 234.5 (4.5 FT) PROJECT NUMBER: 060012
ISOMETRIC 9. CONTRACTOR MAY USE ALTERNATIVE BOX SYSTEM Wi7H 81y5 BARS H THE APPROVAL OF THE OWNER AND ENGINEER. CONTRACTOR EQ. SPACED. H (INV TO BYPASS) (FT) 232.5 230.0 231.5 SECTION VIEW LEVEL SPREADER
VIEW umr. CROSS-SECTION MUST SUPPLY SHOP DRAWINGS i0 OWNER AND ENGINEER SECnON-ZZ u~ -
VIEW BEFORE APPROVAL IS GRANTED. CONTRACTOR TO PRONOE ENGINEER AN AS BUILT OETA1L5
SURVEY OF ALL APPURTENANCES OF THE LEVEL PLAN OF CONCRETE SLAB 'W NOTES: LEVEL SPREADER SCHEDULE 1. INSTALL IN UNDISTURBED SOIL OUTSIDE OF WETLANDS AFTER THE S17E IS STABILIZED.
SPREADERS, SPLITTER BONES, CHANNELS, ETC. AS DIRECTED BY THE ENGINEER. REQUIRED FOREBAY 2 ENSURE THAT THE APRON IS FLUSH WTH NATURAL GROUND AND THAT RIP RAP IS LSJ (CFS) LENGTH (FT) DIMENSIONS (FT) A WELL GRADED MIXTURE OF STONE.
1 1 0.46 30 7 x 7 3. STABILIZE THE DISTURBED AREAS IMMEDIATELY AFTER PFSH CONSTRUCTION. LT S 1
CONCRETE LEVEL SPREADER DETAILS SPUTTER BOX DETAILS 2 2.00 130 9 x 10 PREFORMED SCOUR HOLE (NCDOT 2006)
3 1.21 79 9 x 9
NOT TO SCALE NOT TO SCALE NOT TO SCALE
JUNE 2008

~ ~ ~ _ ,,q f i
: ~ - , . . _ ' ~ REINFORCED MATTING \ • , _ 4 ! J~ .f~ i i~ i s
PER PLANS ~ ,,M A ` TON PL F.
DEPTH OF CHANNEL ~ qi ~B A , ~ -
? ; '9/y/ NATURAL i~ \ - . - ~ O ~ ~ , N
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. , . F • , t~ . MF9N e ! ~ I
, L NT r ~ M1 ~ e 4 i _ . r
~ t. y . w r ~ W V ~2 rn f 1 / ~ A
E , ~ BASE WIDTH ~ (2 Fi) fG, a ~ W _ _.rv , r~
• - _ : i ~ Q. V ~aok
,ti..... W _ : r _ti. • • _ _ .BYPASS CHAS ~ TOWERVIEW COURT ~ " rTw, °a ~ a z
1 NTS ~ ' FES
e. , - - ~ , i ; Q < _ ~ I , ~j ~s _ .r~~ , ~ ,f i w _ f; ~ ~
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l ~ i , : 8 LF 24 PLUS FES~ I _ ,
S r,. ;Q : : ~ , . _ , 1 .f ~ r n_ ~
! B 4". i _ T i~ - ~N
` TOP 246.5 t : r : _ ~ ~ % _ s ( , 16 LF' 15" PLUS FES ..ry BOTTOM...-243.5 ` • `z t 1 1 i `1`1
1 ~ Q s f ` , 3 F i 7 ~...Y.,.- 1 1 ~ T 1
I ES -14 .x- w t LF 24 PLUS FES I _ U` : , ' ~ INV 243.25 ~ ° _ A G ' „ % wW ~ a J i
~ _ Q FES 3 ~ , ' r ~ ' 1.Z
. . _ - Q „ z ~'"1 V 243.0 f ~ t , ~ ~ ~ < I f l I f 1, ~o SEALS
GRIPE RAP FOREBAY ~ ~ . o ~ , ~ i
. '9 W X~10L , i r ~ f, _ E ~ ~ ~ ~ ?????I N,,
. f ~~J - E _-50 FUSE ~ N F f 1 r-
, a RIPARIAN •BUFFER., r~~ y ~ .1
~ . - il i ~ Q 2 m~~. a s •
' ~ LEVEL SPREADER 5 ~ N r ~ • BYPASS CHANNEL 4 I , _ ~
r ! BOTTOM WIDTH: 2 FT ~,,r FLO~VJ.1.79~~CFS~ r , 4~. r-... FES 18 w
' ~ ~ .,DEPTH; 2 FT LE~VGTH~`11.7 FT, SB5~ ~....A . Q , .TOP 220.0 2 _ _ INV ,222.0, _ _ ~ INV 232.0 \ fF~ FNGINEE~ ~ w
,CHANN'EL SLOPE. 3.1% _ TOP-:._224.0 LEVEL SPREADER #4 ~ ~ ~ ~ . S BOTTOM 22.1.0 . , SIDE SLOPE 3.1 BASE 219.x,. . R, 8_LF 15"•.-PLUS. FES" " '~~IP RAP FOREBAY s - ~'',,,,~Hf,~??? J,
=FLOW: 1.98 CFS , ~ LINING TEMP. NETTING 16 5» PLU ES r...
~ LF 1 S F a: . I LENGfiH 30 FTC ; PERM: GRASS ~ ~ ~ ~ ~ _ LEVEL SPREADER ~5 SB 6 FES 20_. TOP 232.5 _1~ • - ~ ~ INV 227.0- FLOW~~0.63 -CfS ~ , ~7"~2""U
- \ ~ .RIP RAP FOREBAY" 8 LF 24 ,-PLUS FES ~o FES 17.. TOP 243.5 , Q DEPTH. 0.65 FT ~ ~ ,
~ ~ , 10W_ 10L BASE 243.0 ~ ~ ~ V FLOW. 4.8 FPS ~ ~ _ _ INV'220, 5 . _ . " , 8"~ LF 2`4" PLUS FES t0 , ~ ~ BOTTOM '2~9.5~~ 6 ` LENGTH 42 FT,. - • _ 4 1~€
, . _ W _ , r y I , ~ ~ , FES 16 3 ~ ~ , --TOP 226 5°` _ - - ~5 .•P~O~ ~ ~ ~ ~ BASE 226.0 ~ REVISIONS
' ~ 220 5 _
) , r • ~ ~ w . ~
o ~ ~ • ~ I BYPASS CHANNEL CHANNEL 5 16 LF 15" PLUS FE5 . ~ _ .t 5p NEAP BER_-•.~_ _ ° ~ _ _ ARC RtP
se N , 1 ' g ~ BOTTOM WIDTH: 2 FT s , , . DEPTH: 2 FT lIDTH: 2 FT BYPASS- CH NNEL 6 FES~9'
` ~ i goo ~ TEMPORARY IMPACTS . f `;i ~ PE 6 7~ FT ~ j ZONE 2 NRB BOTTOM WID H: 2 FT INV 229,,Q~
y ZONE 1 • 0 30 SF ~ ~ SLOPE: 6.7% ~ - ~ ~ ~ DEPTH: 2 FT 'E 3:1 CHANNEL ~OPE 1~r8%`' PREFORMED
l;~ ZONE 2: 200 SF roP of aa~r~. l : ~ ~ 8 ~ ~ NR LINE - j • - ~r- NI13:- NAG C-350 _ 1 SCOUR HOLE -
E / ~ ~ SCOUR .FfO E ~ . • ; i; Z ~ / I TEMPORARY IMPACT FROM v ~ ~ PERM: GRASS . . ERM: GRASS SIDE COPE 3:1 r LINING TEMP.°"~N"AQ C-350 ~ zoNE ~-NR r
/ roP of eaNK • ' 1 PLACEMENT OF BYPASS : ~ , . ; ~ ~ QUO DEPTH: 0.48~FT ; ; , ~ ~ ELEV.2ss.a CHANNEL IN RIPARIAN ys'.._~ ~.;APPROXIMA CENTER w ~ONE~ ~ ~ 0:4~8~FT ~~..PERM: GRAASS ~ e~ ~
I LO BUFFER ZONES. 1~ v vV~p F W~.6.1 FPS 6.1 FPS - ° APPROXIMATE CENTER Quo DEPTH Q24'F~T .1y,.
e 1 E _ OF..FEATURE ~ ~ R - - , to ~ / ~ / _ • . • VSO FLOW: 6.0~ FPS . , ~ F A s -
, `~r - r , „ TOR OF BANK,. sp a :w . ~ ' ~ ' • _ _ ELEV 222.5 , ~ _ . ~ f
~ ~ / APPROXIMATE CENTER ~ o i , : . TEMPORARY IMPACTS ~ 5~ ZONE - : ~ ~ N z RB I OF FEATURE ~ ipP.al~;'eaNK, ~ . ~Y IMPACTS ~ _ __m_
I A ry W p1RE i \ ELEV•216~:0 Dc~ O SF 0 2 ~F - TEMPORARY IMPACTS • = - . ~ pow olRECnD
9 0: , , ~ , _ ` a ~ ZON E~ 2: _.200_..5 { ~ / ~ ~ , - . :ZONE 1 ~6(3'S1% , ~ ~ _ .m
I F ~ ~ \ ~ ' v • T MPORARY IMP" ` FR( 2, ~ 1 ~ a, v F , ' IMP" ~ FROM ~~ZQN~ TOP OF BANK
\ ~ ~ ~ f - - ~ L`:CEMENT ~$,"BASS 1 : , G,n~ 4 ~ \ ~ ~ FLOW DIRECiION ` . / _ , ~,F SASS - ~ ~MPflR~RY IMPACT,.FROM
1 ~ ~ ~ s~ ~ TOP OF BANK, I ~ ~ - / IAN ~ ~ ~ . F ~ _ ~ , ~ / . _ BUFFER O,~ES, PLACEMENT OF BYPAS$, . ~ - GdES, EHANNEL- IN RIPARfAN
l ~ 1 - - ` BUFFER ZONES.
~ ~ . , I
f~ a a
SPLITTER BOX AND LEVEL SPREADER #4 PLAN SPLITTER BOX AND LEVEL SPREADER #5 PLAN SPLITTER BOX AND LEVEL SPREADER #6 PLAN CONSTRUCTION DOCUMENT
SCALE: 1" = 30' SCALE: 1" = 30' SCALE: 1" = 30'
H H
GENERAL SPLITTER BOX AND LEVEL SPREADER CONSTRUCTION NOTES
Y x x 1. THE SPLITTER BOX AND LEVEL SPREADER SYSTEMS SHALL NOT BE INSTALLED UNTIL ALL CONTRIBUTING DRAINAGE AREAS HAVE BEEN STABILIZED. ~j
2. THE RECEIVNG AREA BELOW THE LEVEL SPREADER SHALL BE PROffCTED FROM HARM
AND SEDIMENTATION DURING CONSTRUCTION. IT SHALL BE STABLE PRIOR TO CONSTRUCTION RCP OUAET PIPE TO OF THE SPREADER AND SHALL HAVE TOPOGRAPHY SUITABLE TO PREVENT UNDUE FLOW F+y
RCP M RCP INLET PIPE INTO BYPASS CHANNEL CONCENTRATION PRIOR TO ENTERING A STABLE WATERCOURSE
SPLIT7 51REAM RCP INLET PIPE RCP OUTLET TO BYPASS CHANNEL DIAME: SPLITTER BOX DIAMETER: D DIAMETER: A 3. LEVEL SPREADERS SHALL BLEND SMOOTHLY IN70 THE DOWNSTREAM RECEIVING AREA WITHOUT
DIAMETER: A DIAMETER: D ANY DROPS OR IRREGULARITIES TO AVOID CHANNELIZADON OR TURBULENCE. THEY SHALL BE C / / / CONSTRUCTED ON UNDISTURBED SOIL WHERE POSSIBLE !F 7NE USE OF FILL CAN N07 BE O
1~ AVOIDED, THE SPREADER SHALL BE CONSTRUCTED ON MATERIAL COMPACTED TO 95% PROCTOR.
NEUSE BUFF RCP OUn.ET i0 LEVEL SPREADER 4. THE CONTRACTOR SHALL MAKE INSPfC110NS AFTER EVERY RAINFALL, OR AT LEAST ~ ~~JJ''
ZONE 1 DIAMETER: B WITH ORIFICE PLATE CONCRETE LEVEL SPREADER DIAMETER: C RCP OUTLET PIPE BYPASS CHANNEL WEEKLY, AND SHALL MAINTAIN AND REPAIR THE AREAS AROUND THE BOX AND SPREADER ~ 0~ H
TiED IN70 SLOPE i0 PREVENT PJ.A~ DIAMETER: B RCP OUTLET PIPE i0 LEVEL SPREAOERf~ SEE CHANNEL INFORMATION ON P1ANS AS REQUIRED. THE CONTRACTOR SHALL LOOK FOR AND ADDRESS ANY DEBRIS, SEDIMENTATION, !ham DIAMETER: B RILLS, OR WASHING DURING HIS INSPECTIONS. THE ENGINEER SHALL BE NOTIFIED OF ~ ~
SHORT-CIRCUITING Wins COPING REMOVED WI1H ORIFICE' PLAT UNDERDRAIN TO DRAIN INTO BYPASS NCD07 STD. NCDOT SiD. DIAMETER: C WITH ORIFICE' PLATE ANY SUBSTANTIAL PROBLEMS, O DIAMETER: C H
NEUSE BUFFER ANDIGRATEME ~ 2,-g" FRAME AND COVER I
e ~ ~ i0P ELEV.• G - ~ " PERMANENT SOIL
CONC SLAB: W CONC SLAB: X FILLER FABRIC REINFORCEMENT MATTING (PSRM) ~ ~j
WITH 3 x'57 S70NE PSRM 5HAlL BE SEEDED WITH ~T1 VEGETATION AT INSTALLATION. L, W FT'I
OVERFLOW 8" 8" T CONCRETE LEVEL SPREADER ~ 8" WEIR ~ CONCRETE LEVEL SPREADER PIPE (15" OR 18" DIA.)
PERPENDICULAR i0 SLOPE (SEE CHART FOR REQUIRED TOP OF WEIR OR OUTLET DITCH
LENGTH} RCP INLET PIPE DIAMETER: A WEIR ELEV• F A A oz x
BOTTOM 1 (5TANDARD ~ ~ ~ O ROLL WIDTH) x ~ ^ ~J
RIP-RAP LINED FOREBAY \ CONC BASE BOTTOM
SEE CHART FOR ELEK• E " RCP OUTLET TO BYPASS CHANNEL ( DIAMETER: D REQUIRED DIMENSIONS} 4' ~ RCP OUTLET TO LEVEL SPREADER
m DIAMETER: 8 BOTTOM W11H ORIFICE PLATE V• ~ W~ ~
PLAN sECnoN-YY DIAMETER: C ~ ~ ~ 0 A~ ~ SPLITTER BOX AND LEVEL SPREADER SCHEMATIC ~
VIEW SEC110N-XX ~ NOT TO SCALE W
1 i/2" GENERAL NOTES: 1 1/2" SQUARE PREFORMED n SCOUR HOLE (PFSH) O h~i V~ O
3' FlLTER FABRIC WITH (RIP RAP IN BASIN IS
3" y57 STONE 1. ALL DROP INLETS OVER 3'-g" IN DEPTH TO BE ,y8 BARS PROVIDED WITH STEPS i -2" ON CENTERS STEPS ' NOT SHOWN FOR CLARITY) ~ ~
LEVEL SPREADER nED 8" SHALL BE IN ACCORDANCE Wi1H NCD07 STD 840.86. Z Z H INTO SLOPE 70 PREVENT ~ ~ ~ Z
CONCRETE LEVEL SPREADER SHORT-CIRCUTANG. 2: CLASS "B" CONCRETE TO BE USED: , SPLITTER BOX AND NTS ~I a ~ O
(SEE CHARi FOR REQUIRED HEIGHT SHALL BE 8" ,I ~ LENGTH} ABOVE NATURAL GROUND. g" 3. ALL MORTAR JOINTS ARE 1/2" f i/8" a 8" LEVEL SPREADER SCHEDULE 'M-~1
~ ~w>:>.<~ 4. FORMS ARE TO 8E USED FOR THE CONSTRUCnON BOX ~'4 BOX ;~5 BOX ~6 ~ ~ 1--~I PIPE (15" OR 18" DIA.) W
OF THE BOTTOM SLAB. SECnON-ZZ A (LET A (LENGTH &DIA INTO BOX 8 LF - 24" RCP 8 LF - 24" RCP 8 LF - 15" RCP OR OUTLET DITCH PSRM INSTALLED FLUSH ANO ) LEVEL WITH NANRAL GROUND w
5. BRICK MASONRY DROP INLET NOi 70 BE USED _ C UNDERDRAIN 24" 1N LOCATIONS SUBJECT 70 TRAFFIC. f~ _ ON PLAN OF CONCRETE SLAB 'K' B PLUS FES PLUS FES PLUS FES ~<< r_l
' 1' ~ 6. JUM80 BRICK WILL BE PERMITTED: CONCRETE BRICK B (LENGTH &DIA 70 LS) 16 LF - 15" RCP 16 LF - 15" RCP 64 LF - 15" RCP SCOpF DEPTH OF SCOUR NOLE ~J•~ ~j PLUS FES PLUS FES PLUS FES (1 Fi MIN - 3 FT MAX) x Tr1 _ 1
~qTF OR SOLID CONCRETE BLOCK MAY BE USED IN LIEU OF 0 INSTALL 3' WiOE STRIP OF FILTER 1 i/2 C (ORIFICE DIA) (IN) 10.6 10.2 6.9 r W~ F^~1 0 ~i h+l
2' AVG DEPTH FABRIC Wins 3" LAYER OF /57 CLAY BRICK RIP-RAP LINED STONE 70 REDUCE EROSION. i 1/2" BARS
~ 7. IF REINFORCED CONCRETE PIPE IS SET IN BASE 5 fOREBAY (SEE OT ~ EQ. SPACED. D (LENL CHART FOR REQUIRED ~SF , . 8" SLAB OF BOX, ADD 70 AS SHOWN ON NCODi STD. D (LENGTH &DIA TO BYPASS) 8 LF - 24" RCP 8 LF - 24" RCP 16 LF - 15" RCP ~ ~ REVIEWED BY: LRH PLUS FES PLUS FES PLUS FE5 NATURAL GROUND
FOREBAY DIMENSIONS ~ 840.00. iv 0 Qw \ E (BOTTOM OF BOX) (Ff) 243.5 221.0 229,5 DESIGNED BY: JIEG
~;`2;` (/S d FOR 8'-0" IN HEIGHT OR LESS USE 8" WALL, OVER FF(0 8'-D" 1N HEIGHT USE 12" WALL 70 6'-0' FROM TOP OF ' ~ LINER: CLASS B RIP RAP ~ DRAWNBY: HEG
~ ig" WALL,. AND 8" WALL FOR 1NE REMAiMNG 6'-0"• I QUALITIES TO BE ADJUSTED ACCORDINGLY. ~ Y4• F (70P OF WEIR) (FT) 244.38 221,85 230.08 Wf1H TYPE 2 FILTER FABRIC MIN 1 FT TUCK DATE; JUNE 2008 DEPTH OF RIP RAP (1 FT) BASE WIDTH
9. CONTRACTOR MAY USE ALIERNAnVE BOX SYSTEM N7TH 8 ~'5 BARS H G (70P OF BOX) (FT) 246.5 224.0 2325 (4.5 FT) PROJECT NUMBER 080012
ISOMETRIC THE APPROVAL OF THE OWNER AND ENGINEER. CONTRACTOR EQ. SPACED. SECAON_ZZ H (INV TO BYPASS) (FT) 243,5. 221.0 229.5 SECTION V1EW LEVEL SPREADEP
IACIAI f~Dl1CC_CCf`Tl/'1AI MUST SUPPLY SHOP DRAWINGS i0 OWNER AND ENGINEER
rl"rr NOTE., VI{VNN -NLV 11wom VIEW BEFORE APPROVAL IS GRANTED. VhlA1Lb
CONTRACTOR TO PROVIDE ENGINEER AN AS BUILT SURVEY OF ALL APPURTENANCES OF THE LEVEL PLAN OF CONCRETE SLAB 'W NOTES LEVEL SPREADER SCHEDULE 1. INSTALL IN UNDISTURBED SOIL OUTSIDE OF WETLANDS AFTER THE SITE IS STABILIZED.
SPREADERS, SPLITTER BOXES, CHANNELS, ETC AS DIRECTED BY THE ENGINEER. REQUIRED FOREBAY 2 ENSURE THAT THE APRON IS FLUSH K17H NATURAL GROUND AND THAT RIP RAP IS LS# (CFS) LENGTH (FT) DIMENSIONS (FT) A WELL GRADED MIXTURE OF STONE.
4 1.98 130 9 x 10 3. STABILIZE THE DISTURBED AREAS IMMEDIATELY AFTER PFSH CONSTRUCTION. LS 2
SPUTTER BOX DETAILS 5 1.79 117 10 x 10 PREFORMED SCOUR HOLE (NCDOT 2006)
CONCRETE LEVEL SPREADER DETAILS 6 0.63 42 7 x 7
NOT TO SCALE NOT TO SCALE NOT TO SCALE
JUNE 2008

NC h2
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SOUTHPORT PLANTATION ~ ~ Q MM
(EXISTING SUBDIVISION) W Q ..N \~0 I--I ~ Z ~ ~ op
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VICINITY MAP
(NOT TO SCALE)
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, .r ~ r' / t f ~ `'~:TYPIG~QL P_LACEMI t i e f a t ~ ~ ~ DRI WAY C / l~ S { E t TYPI~QL`PLACEMENT OF•,(10USE "w~~•,~ ~ ~ ~ ~ \ ~ ~'4 R ~ S~ . _ F _ _ .
, i r i , S E i ' i / e` ~ , ~ j DWQ EXPRESS # 05-0823x3 _v ~ ti / / ~ AND- DRI~EWAY ON LOT ~ , _ _ ~ n ~ ~
~ f INTERMITTENT STREAM OALL MADE 8Y ~ / ~i ~i ` ~ ~ ~ _ - i / , I " ~ _ _
. LIA MYOTT AND AMY CHAPMAN ON DECEMBER 200: " i , ~ ~ ~ f , , i / i m. r ,t r ~ . ~ t t _ ~ T i ~ , i . ; . .
r ~ 4 i : ~ ~ - < CSR l • ~ EW . ~ _ ~Z o8 . ~ ~ ~ ~ . y
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BOTH WETLANDS AND ~ ~ ~ ~ THE i4REA 'CONTAINE INS- RIPARIAN BUFFER. IS ~5 T ASIDE`1N OPEN ~ :'1 ~ ` . ~ ~ + ,....IMPACT 51TE 4 c~, " ; € . ~ \ E ~ 1~~ + x~ , e.. , ~ ~ E y,, ~
~ • t . , , . , , t. ~ r _-TEMP~IMPACTS TOMB FFER ~e~ SPADE ~ CQNSERI(ATION EASEMENT. THE TOTAL, ~ ~ - 1 ~ t ~ ~ : E ~ ~ x ~ yT2 ' E ; ,A.EA 0 SB:6 , Ei ~ _ , t ~ r ~ E i + _ , t _ Q.
T ~ ~ ~ ' AREA IS 12.61 ACRES. ; ; 4 ;f , , , , ; ` ~ BYPASS I~NANNEL):,.. _ ;~k~. ` ~ ~ . ~ _ ~ ' ~ ti ~ ~ ~ ~ ,A- ° ~ , 1.58~~. ACR S , _ ~ ~ ~ 3 ` : i ;a z E w y~ ~ ~ ~ , : ~ , . , rte. ~ ~ BONE 1 "`300 SF a . . ~J~ M ; i~ r... ~ / ~ E ,
I ~ ~ ? _.ZO E 2 200 SF ,y~ ~ , ~ ~ g t E ~ k , .IMPACT SITE, .6 ZONE 1. MEASURED-30 _ I! _ ; ; _ , , - Q l~
~ ~ c~ _ ,l . , , . ~ . o. T MP 'IMP. OiS~.TO BUFFER w _ 1 Y ~ ~ ~ . E ~ FROM BANK OF REEK ~+a , r~ I , _ E E ; r ~ ~E
ti . , ~ - ( ~ ~ _ ~ ~fi I ~ BYRkSS CHANNEL ~ ~ a.rn ~ ° , G , , ~ ° „ ~ J~'~ ~~•~E ¢ / / , , 00 E / < 1 ~ ~i
° o. t ~ ~ 1 , ~ .,ZONE •2:`w.;200 SF_ aw ~ ~ ~ , ~ l I ,b,' ~E Err N _ _ ~E _ ~ Oj l y ~ ~
~ ~ r , k ~ o . ~ n R , . n` s• , ZONE~2 MEASUR . .w s ~ ~I /E ,~~~~y\P • + r , ~ k C y,; ~ E E
i M: ti ~o,. • , ~,t t ~ , - . ~ , 'FROM ZON<='~1) `j~ v , ° , ~ ~ 1 r ~ to C+~ f 0 , r ~ j f` E
`k ~ 3 ~ i ~ Q1 t ~ ~ ~ ~ ~ ~ ' m.., ~ i ~ ~ ~ RROPOSED. SPL TIER BOX r , E~/~E ~ ~ A _ ~ ~ ~ P
~ i `j ~ - ,'-AND LEVEL SPR ADER TYPICAL / .h \ \ 1~/ ~ ~a ~ ~ ~ , k 3 ~ ti I ~ I ~ . _ AREA `TO FES. 4 'a ~ ; ti % w
1' ~ w . ~ ' ..i ' r ~ i _ r,° Z E f ~ / 'F ~ ' H z~ ~ I'; ~ ~ , 3 93 ACRES ~ _ / ti ~E.~( E
OPEN SPACE ~ ~ ~ '1 t , DWQ'EXPRESS'#' 0~` 0$23 , 1. RESERVED BY OWNER ~ E, , ~ { 1 , 4~ 1 D E E A ~ ~ ~ f ~ ~ ~ E•~ ~ t F., ~ o v. BY. _ o ~ , • f PCN APPLICATION
;r ~ ~ ~ ~ ' ` ; E ~J ~ ` RIPARIAN;BUFFE~'ORI~IN POINT DETERMINED BY - °o - - ~k , `r.~p41 0 FUTURE DEV LOPMENT 1`'. ? 'k, ;;'DEBORAH EDWARDS ON MAY; 19, 20D5;:. • ~N ...E ) , ~ , - 1. E k I ~ tw...,~ E ~ €
. : ' n i ~ ` \ ~ . , _ ; • ~ ~ l , 2. 1 {E f `'i ' ' ~ ~ ~ / ~ ,E1 , ~ IMPACT ~ ; ' 1
~ ; i 1 , ~ .r k f L~~ A. 3 E~ k ~ ~ ~ E , ~ ~ ~ 1 J ~ 1 3 ~ ~ ~ ~ E ~ E t ~1 ~E REQUESTED IMPACT TO STREAM ILENGTH 140 LF '3 ,
~ i 3 I E ~ r I - r. ~1t ~ 4 / t i r r ~ . _ . k , - p, 3 I m ~ ~ ~ ~ ~ ' ~ ` ' ?REQUESTED IMPACT TO BUFFER; 9,296 SF FO 21 AC) L,.,I t - ~ `r ~ ~m.r ~ E ~ REQUESTEQ IMP,4CT T0.`W~TLANDS; 5,663 SFr F--i
p k i " 1. ~ , ~ ~
~ 1 k ~ ~ ~ ~ E ; ` Y a =k . Z ,i ~r , i ~i A- ~ ~ " a ~ ~a.. ~ ~ TEMP,`iMPAGTS TO BUFFER (BYPASS CHANNEL) W ~ ~ ~ ~ E~ ~ ~ E ~ ~ ~ 'ZONE 1: 300: SF
i ~E •I). ~ ti - o ~'I ,~I ~ _ ~ ~ A ~ ' ~ /E ~ ~ ~ E / f' 4 ZONE 2 200 SF
- E a= i ' ~1 k ~ ~ ~ ~ ~ JI
l .r f . k ( a~ , - - .ti ~ 1 i 1 k •Y. a , ~ F E 1 ~i 1 ~ ~ ' ~ - ~ AR A TO FES 5 ~ AREA TO FES APP~OXIMATR ENO OF E I O63 ACRES . 6~,CFi€,S ~ ~ f - EXISTING' PAVEMENT IN QHASE I ~
, - ~ ~ a : - p ~.r ~ ~ 1 t / _ ~ < i ~ k ' ~ ~ , - ~ ~ ~ ~ e ; ~ 1~ 3 _ T-
. ~ '1 ~ ; ..l ~ ~ ~ . SHADO _ ~ ~ WBARK DRIVE ~ _ r _
E ` ~ ( i . , ,V r ~ ~ ~ - ~ ~ ~ ~ i , ~ ~ ~ _ . t ~ ~ ~ ~E E gREA TO. SQ b ~ ~ 4 f ~ _
~:f 1 , f I. F _..m__....- `AREA-TO FES 6~-0"15 ACRES / E ~ ~ ` iy,,~'~"~'~-+?.~~~' ~ ~ ~ O _ sw (TOTAL~TO S'~ 2 5.OOfACRES) ~ ; E E E ' j ~ : ~ ~ ~ v., M--i
i , • E ! 1 t F A , ~ ~ n - , - l~ : ~ I 3 _ • P~ ~ ~ - _
~ _..rv° y ~ F ~ .,w ~ fir: / ,~~E _ . 'F I ' ~~f ~ ,M..,.,.- ~ , t ,E t a ~L k• _ ~ ~ ~f ~ E ~ / % AREA TO FES 2 0.3D:,ACRES~ r ~G4 ! E I/ ~ (TOTAL TO S8 1 1.15 ACRES) ~
r ~ ~ ~ , e, 1 i i a . ~ , " ` , \ _ 1 ; ` J~,~RAIN EMENT 1 - :,~pd~'.275.._ EA-TO SB 3 /a _ _ / E E
_ e `e I / _ ~ NCE , I / ~ x,02 ACCRES ~ ~ ~ , ~ . ~ - IN'IER~, ~ , . , ~ d CIA ...1,. _ ~ lE ~ z~~` @J~,e , ~E E:l ;r' ~Q~
w _ , ~ ~ ~ _ ~ ti~ ~ ~ 1 ` f/ ...--F- i 'c _ I"-1 9 / , E F ? 0 ~ n
• , ~ , i , IMP~4CT~5. 5. t , \ , ~ aw t ~ i 'IMPACT SITE~~ 3' ~ r \ a ~ 1 i ~ 3~ . ~ A~~ . ; 1 ~ I TS ~ / ~ ~ ~ _ ~~MP MR ` TO`~ FFE E ~ _ IMP~..TS fi0 BUFFER ~ ~~P TEMP Q _ ..-._.20.RUBLIO DRAINAGE AND ~ lr ~ , r I, ~ _ MAINTENANCE EASEMENT --i' ` E ~ _z E _..E J . f. _ _
~ - , ; I , ; + ~ , ; (BYPASS C; . N ~ ; ~ ~ kr` c (BYPASS-..CHANNEL) ~ _ . - _ ~ ~ 1
_ v ~ ,n ~ - a ~ ~ i ~:e , ~ ,ZONE~.1 ~ _ . ; I , , 4 ~ , : ~ •~ONE 1: ~ 300' SF E ~ : o _
` , , ;..ZONE 2: 200°Sf.~ ,ti ~ , ti~ ~ ZONE"'2: 200'SF.~._. ~ r~ . . r M. t t ~ $ ~ ~ ~ f E ` i i - i F ~ . E _ .E E E E E~ E EI ~ 'E ~ ` I ~ ~ _ _ ~ ~ - .1E
i~~. ~ . r _ II A - , - . ,,o ~ ~ ~ -f^° ~ . i ~ i ~
. E , k ~ ~ ..1 E E - , ~ ~ ~ J ,h ° 1 k E k - ~ k k E. x~o I ~ r < w ~ r ~ E E y ~6""'i' ~ .~r~E ~y gyp' Ey ~ O 1 ~ i Ey ~ y y ~ Ey ~ O
- k k k ~ k it' ~ k E E` k ~ ~ ~y E } E Ey y y . ' J y.. . ~ k E t ~ . ~1 _ k k E ' ~ r ` £ (y• k k k . k . kII .v Ey Ey y y y y y y i y~ ~ ~ / ~ y~ y y y~ y y;~ y y y ,y i
E k k k k ,k k k k 5 E k E~ E w_ T_- ! E E y / ~ ~ ~ ~ k E k E E k~ 1 E \,k k4 E E E y `Y k _ k E r I
. _ _ E k k . E k~,._.r_ E k E E _.E...y.. E ~ ' ~ ~ _ _ ~/W ~ ~ y y y y y ~ ref` '1?~~,., 'y'~ y ~1 ~ `",1 ~ n i' 'Y ~ y i' i .Y~ Sy t. ~ ~ y y y ,i y y y y y y y y y; y y ly y y •Y ~ y y y y y E MILL BRANCH ~T I--~ r~ 1~
k E k k k k k k r k..=' k ~ k E E k k E .._,°~_„~k E E I E E E y k E k E y ~ k ,k ~..:.E --~~1 E k E ik k E ~ k E E E ~ k E E k E w ~ E E k y E E yk k k k f' ~ E ~ ~ k k~ E k k, k f k E k E~ E E E E y y f y` ~ y y y y `y ^~!y y y i y y y"'''~ y y j ~ y s
E E E ryy„k k k._~~ L11 k yk E E / k~ ~ ~ k k k k tik k k ~ k E k E k E ~ k E E- _ k k k E k, k E k t k E E l k E E,` E E E E E E E E yE _I~' k/ k i. k / E k y y y y y', y 7~/~ V, ,,;V~ ~ •Y ,a tY.
` ' k k k t`.*, k F ~ k E E E E E E k ~ •v E k k '~.k ~E k i E k E EI E ,E Ik E E k - k• E k E yE k k k E k k k k k k k k E ~ k. E E k E E E k k y k k ~-EY' k y y y i s y y y ° y y y iY y y y, ii' ~ y-~.~ ~~~y _ ~E E O y y y y~ y y y y y ~Y/ y y y y~ y, . _ r yam,
k t k k E E E E E ~ k ~ a y. y i y _ 1
E k k - k ~ y y y y, y ~ y y y ~r i~ y y y y' t`y 'Y 1 y y
E _ ~ °w.~ s y y I _ , I . 1 w . ~ , k: _ i r
r - E a ~ w .•q . y •Y i ; ,r
. \ ; N.,.. / . z 4 , T y Ei ,x' , y y - ' .
- , NOTES: ~ y ,h r i. r ~
~e~.. . ` ~ r 3~ ~ ; ' ~ 1 r' . I r.. ~ r 3 ~i _ ~ 3
1. TOTAE'~SfTE AREA: 69.12 ACRES _ y J .:r ~ _ - 2~ , e ~ i ~•i ~hy,* i , i , / ,r ~,n ,,.r 't.. f Y,.. / ~
; • - 2. PROPOSED LOTS. 54 f' WETLANDS _ _ . r ~ i . - r- ~ _ _ , k i a a _ 1 ~ r ~'~1 O . r
3. •,AVERAGE LOT SIZE: 34130 SF , , , _ _.e ,
_ ~ ~ - -~4. ALLOWABLE 1~MPERVIOUS AREA PER LOT ~~~2~ MAX ALLOWABLE 5 492 SF ~ ~9i , W l r.: " ` . ; l f ~ ~ •..._.....1 E 3
5:~, APPROXIMATE .AREA OF WETLANDS.; 9.99 ACRES i 9G~ ~ _ _ ~ w I Q' ti
. ~ 6,~~~iPRROXIMATE AREA OF RIPARIAN BUFFER: 7.35 ACRES F r r ~ ~ v . - ~ __.r , r r is ~ ( REVIEWED BY: LRH
_ ~ , ~ " ~ 7. APPROXIMATE AREA OF RIPARIAN BUFFER AND WETLANDS: 12.61 ACRES ~ DESIGNED BY: HEG I DRAWN BY; HEG
8. THE IMPERVIOUS AREAS INDICATED ON THIS MAP ARE ESTIMATED AND ARE ~ _ _..1 . i DATE: JULY 2008 _ .
SUBJECT TO CHANGE DUE TO SEPTIC SYSTEM ANALYSIS, HOUSE PLACEMENT, 1 , PROJECT NfJMBER; 080012
TOPOGRAPHIC ISSUES, ETC. THE PROPOSED ALLOWABLE IMPERVIOUS AREA GRAPHIC SCALE
FOR THE SITE, HOWEVER, WILL BE RESTRICTED BY THE FINAL PLAT WHEN ioo o so Boa 2ao aoo IT IS RFC~R~FfI j w_. .M_ _ _ PROPOSED _ . ~

llV1YAl-1 N
9. NO WETLANDS OR NEUSE RIPARIAN BUFFER WILL BE PLACED ON LOTS, BUT r ~
WILL BE PLACED IN OPEN SPACE / CONSERVATION EASEMENT. ( IN FEET )
1 inch = 100 ft.
PCN 2
JULY 2008

TABLE OF IMPACTS
SITE # WETLANDS (AC.) STREAM (LF) ZONE 1 BUFFER (SF) ZONE 2 BUFFER (SF) ~i N
a
1 0.13 140 6,183 3,113
W ~ ~
. . ~ N ~j
w . , m ° r N ~ w w~ Zn~ro V
_ - _ , , i 3 r n W ~V . - - - ao ~ 01
....F v_i. l ~ r r' / r ~ W ~ ~ ~ I " oy iii a O 7$
20'°PUBLIG-MAINTENANCE-&-DRAINAGE EASEMEN I ~ _ _ ~ W ~ Q i Q
~ _ _ . , ~ ~ ~ _ ~ - _ ti ~ - .i . _ _ 80 ~ ~ a ~
f' I-~ _ , - _W ~ . E ~ . f _ . i . ~ w ~
~ € _ ~ i , SPUTTER tBOX~SYSTEM ANQ ~ w _ _ _ _ , , ! ~ _ , , _ ~ _
I ~ 'LEVEL'~SPREADER~~1 ~ ~ _ _ ` s3, ~ ~ _ ' t' 20" ,RUBB~IC MAI~JTENANCE,,.~ DRAINAGE EASEM T ~ ~",(SER SHT. L5 1) ro r
~ ~ , ~ ~ i i ~ ,I. r r-~.. ~ ~ _ , ~ ~ BOTTOM WIDTH 2 FT. _ ~
t 1 ~ ~ i n r ~ , ~ ~ ~ ~ PfiH 2 fT. _ DE - ' ~ ` SIDE`. SLOPE: 3:1
n l i ~ , ti ~ 2 ~ ~ t ~ _ , . , ~ `,•sk l ~7 ~ CHANNEL SLOPE: 4.67
y r ~ , ! I ~ EXISTING EDGE n o ~ ,LINING: STRAW W NETTING
SPLI BOX~'SY$TEM~AND i ~.OF PAVEMENT so + _ f ~ ~ _ ~ ~ ~ i ~ TTE,R ti t ~ I z , _ ~ IEVEI ~PR~~4D1= w. _ ~ " SHADOWBARK DRIVE STA. 13+' _ „ ` ~ ~ DEPTH: 0.18/F'T. DRIVE STA. 13+ 5.88`~~~, + ~Y ~~'`;,.0~ ~ ~ Gnu
~ t = ,II E t i ~ ~ " ; r ! S ii , ~ ~ PROPO ED 8 PVC WATERLINE t ~ q ' ~ t ~ , ~ ~ ,EE~'~ J. LS 1) _ . _ LOSTWOOD~. LANE STA. 0+00 IE STA. 0+00 ~ ~ ~ '
a: , ,f 7~ ~ ~ ~ ~ ' ~ ~ ROPOSED 6 ! r ~ = E - ~ ~ ! r'
a _ ~ 1 . i E m- ~ rPROPOSED 6" PVC WATERLINE~ . ~ SEALS ~ ~ ' ~ _
. r art Ui-(~ ' ~ i O ~~40,
` ~ : t ~ a 1 ~ ! 230 ~ - ~ ~ o~ ~ ; ! ~ R E ~ - ~ [ : E ~a~~~H CAROB'?,,.
1000 " , , + ' f .w--_ ~ ~ t ,r'_ JHBAR ~ `.310 76 ~
r : ; A, - i r Y r= , 3 ~r N ~ _ O } - / - i i t ~ i t f r ~ ~ i , ~ ~ ~ ~~CUL-DE-SAC S~A.16+1$78 ~9~
~ - i n ~ i ~ A 3 ~ s ~ ELEV. 241 5
! ~ 7"'~ ~r z~s~~
! ~ I ~ f ~ i s 1
1 _ _ r , ` r t : S ~ _ r l l r 1 1 r ~10' X 70° SIGHT DISTANCE TRIANGLE " ~%~F~. ~NG~NE~~ PRO OSED 4 PVC WATERLINE NINE
~ CULVERT Q I _ ICS I I " 2 ~ i~ ~ • ~ / - ~ 48 LF 18" RCP ' ICAL EACH INTERSECTION) R
~ ,OJ~ % ! ~ . 20' PUBLIC MAINTENANCE"" & RAINAGE EASEMENT ~ o~
~ i i i ' ; ~ULVERT;1 l~ ` ~ '4~~ PROPOSED "8 ~ 66" ~R; = bR 1.29 AC. I ~ ~~~'Pr ` r ~
~ ~ ~ Q \ I ~ '`WITH HEA ALL EACH ENb _ 9 ~ i 07-ZZ-l~
I 0 DA - 87 2 AC. ~ ~ ~ ~ ~ ~ 1 ~ ~ ~ ~ OFF I~f i r t i OFF I~fES
I \ ~ f I ! , I . "S ' - ` 74 w... ;
~ ~ \ ' I ; ~ ' ~ 3 E , . ~ ~ REVISIONS . ___w__._ . ..~W______
~ ~ ~il _ _ _ ~ ~._.._..._L.. s.._... _ __"__.w. _ m _..m , - .~..4
1

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~ i I i i I ' ' E I i i [ j i I ~ ~ ~ I i I f MIN. MIN. 3,' ~ \ ~ ~ ~ oD ~ ~
' ~ ~ . ~ i ' 1~~ I I COVER; i ~ ~ ~ I ~ ~ ~ COVERT € \ I E E ROPOSED CENTERLINE i ~ ¢
j [ I ~ i I ~ ~ I j I ~ ~ P~ I I I € i I _ I I I ~ - ~ r--- -I ~ ~ ~ " 250
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f _'y.. ~ . Y .......~:,~.,...,..~..~._............._u ~ i f ~ i i z € ~ f I 1 ~ E I € i I i I i I ~ I I ~ i ~ I i U
REMOVE EXISTING TEMP. BOA, I ~ I i Dc ( i SOS fO 4y ~ I ~ I i ~ ~ ~ SOR~21 p~ ~ ~ ~ E ~ ~j
;INSTALL 8X6 REDUCER, AND 230 ~ I ! ! ! ~ I i ' " I i i i 1 BEGIN B W INSTALLATION S i /L I ,3j0. ; ~ I
f t i ~ E E O I I i I i i I I I 1 I i ~ A1~RUN f ; [ I. < f ~ ~ \ ~ ` ? ~ E 1 ` j i E ~ ~ i
I h l i i i € i j ~ I I ' i i i ~ i i
~ i i I i I i ~ E i i 240 Q
~ I ~ I ~ AV I \ I i c ; I ~ CONSTRUCTION SEQUENCE FOR SING E CULVERT CROSSING SING ~ ' I ` E ! i E ~ ~ i
f { q i I SAG STA.$+45.74 € I i 1) CLEAR AND GRUB ROADWAY AT CROSSING AND INSTALL i .ViyF i SAG ELEd.236.40 I. € iTALL ~ ~ 1 ~ i
I I i SEDIMENT TRAPS OI~TSIDE OF WETLANDS AND; RIPARIAN BUFFER I I RIAN BUFFER: i I I ( ~ ~ E E i ~ i E
E I I 48 LF 18" RCP I i i R E 2) INSTALL COFFER DA~I AND PUMP; UPSTREAM FROM P OPOS D ~ E ! 40 LF 18";RCP SEE SHT. LS 1 I F ' ~ PROPOSED i ~ i ~ j I
CULVERT'-.~IhIHEN.--CREF..K.~~FLO~W-~IA~-STOPPED JNSTALL RDCK~HE € I ~ ~ ~ 7__ SEE-SHT.. ~w ~ i ~m__ I 1 € F I LL-RDC~~HECK~_~_ ~ ! ~ I I ! ___________~_k.~ 235
! I ~ DAM DOWNSTREAM FROM PROPOSED CULVERT! PUMP THE STREi I [ 1 i IP THE STREAM t ( P ~
I i i I I i ~ WATER FROM THE COFFER DAM TO BEYOND T~iE ROCK CHECK [ [ 220 ~ ~ i INSTI4LL ONE JOINT DIP WATERLINE ! OCK CHECK DAM. ' ~ i ~ i i i ~ f
I i 3 INSTALL CULVERT WITH INVERT BURIED ONE FOOT FOR AQUATIC I I ~ UNDER STORM DRAIN AND MAINTAIN I ) ~ I '=0R AQUATIC ' ' ~ i f{` i ; I ~ i N
I I i j i ! 18" VERTICAL SEPARATION LIFE PASSAGE. I I ~ E I ~ I i i i ~ k i f ~ ! 1 1
€ [ i ;INSTALL ONE J~INT DIP WATERINE 4 INSTALD DISSIPATORIPAD. ! < i ~ ; `OVER STORM~DI~AIN i ~ ~ _ ~ I ~ ~ I ! i ~ 230 ~ W
I ! ` 5) PLACE ROADWAY FILL OVER CULVERT AND INSTALL SILT FENCE I ~ I i ; I SILT FENCE ALONG ~
i 'CULVERT ~ ; ! ; THE TOf= OF SLOPE AND OVER THE CULVERT 'TO DIVERT RI" ~~NOF i s i i i ' i " I N F I ;PROP05ED 88 LF 66 RCP WITH SEDIMENT TRAPS T0~ CONTAIN SEDIMENT. REMOVE COFFER iDAM• IVERT R~JNOFF INTO i I ` ~ ~ E ~ U1
~ ~ I i INSTALL ONE JOINT DIP WATERLINE ;HEADWALL EACHI END I i { I I I C I 1 ;BURY INVERT bNE FOOT ;UNDER STORM pRAIN AND MAINTAIN I ~ f 6 GRADE ;ROADWAY. ;OFFER ADAM. ~ ~ ~ I I
I ~ , . ~ ) € I E BELOW STREAM BED FOR 118" VERTICAL SEPARATION :BURY INVERT ONE FOOT BELOWSIREAMBED I l 0 I i ~ k ~ ~
LOW FLOW PASSAGE OF I PTO ALLOW FOR ;PASSAGE OF A(~UATIC LIFE ~ 7) STABILIZE SITE AS AREAS ARE BROUGHT UP TO GRADE. BADE. ~ I ( i ~ ~ ~ I 225
~_WATER'~4FID~"A~CI"KT1C`l:1FE --~-~C------_ ~_______I.~. m_________m, I E ~ I € I! ~ I i I I t I [ I i ; I i - i I I i I { i ~ ' I i 7
f i j CROSS SEC110N DETAIL 1 ; ~ I ~ i ~ I ~ ~ ~ ~ ,
I i € AQUATIC LIFE PASSAGE THROUGH CULVERTS ! i € I I 1 I i ~ i I i [ I I i [ ~ ~ ~ I I REVIEWED BY: LRH i
I I i li I ' I I ~ € E I I i I ! i I I EE I I ~ ~ I I ~ ~ ~ DESIGNED BY: RDW/LRH
I, , ! ~ ! I E I I ~ ~ I 220 ~ DRAWN BY. RDW ~ ~ DATE: 710I/06
o~ orn orn a7o o~ oo ~,oo r~~ noo r~rn ,mod- a,m oo ,-r~ ~rd~ r7 N~ o~ pP`) P^.N t^.N Cnt~ N~ OO 00~ pa N) ~O ~r ~
pN OO p00 cpr OO r~~ °shd; pO cpo0 ,....00 Pr ON ~a0 Nc0 ~.,co ,,..00 N~ po0 O 0~ O ~ C3 I~ t~,j cfl ~ t~ ~ ~ p o0 d' O C1i O ~ N 00 N ~ Oi !n d° ~ cD I; ~ (Ci ~ cci d• U7 d• ~ N O ~ p d' d' O t0 O cD ~ O O tp c0 ~{`j I+y ~ O p ~p ~ PROJECT NUMBER: 08-0012 d'N cV~ C70 CflaO ~jl~ ~i~ cD~ d'~
mo'd' met u~d' ~d' et d' ~'d' ~tM r7?~ NM N~ r~~ ~d' ~-d- u5~ ~N u~~ ~N min ~N NN NN NN NN NN NN NN NN NN NN NN NN NN NN NN NN NN NN NN NN ~ PLAN/PROFILE ryN rWN NN NN NN NN NN NN NN NN N
orr x r~nrr m x n v ran n m
5+00 6+00 7+00 8+00 9+00 10+00 11+00 12+00 13+00 14+00 14+00 15+00 16+00 17+00 18+00 19+00 .lrnt111v YY Dt%D-m MIN Y D
--SHADOWBARK DRIVE 5+50- THRU END- PROFILE _ _
SCALE 1" = 50' HORZ 4
SCALE 1" = 5' VERT
JULY 2008