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I i I JAN 7 2008
I 'I: i DENR-WATER QUALITY
t I I `I l4ETUWDS AND 5TORMWATEk BRANCH
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HIGHCROFT PHASE 2 WITHERS RAVENEL
PHASE 2 AN I Checked By Job No. AND FUTURE PHASES 1 j ENGINEERS I PLANNERS I SURVEYORS
CARY WAKE North Carolina
I-- r L 111 MacKenan Drive Cary, North Carolina 27511 tel: [phone] fax; 919.467-6008 www.withersravenel.com L

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~ EROSION CONTROL 6 STORM DRAINAGE NOTES ~ 1 I

~ ~ 11. ALL CONSTRUCTION SHALL BE IN ACCORDANCE WITH CURRENT TOWN OF CARP STANDARD SPECIFICATIONS
AND DETAILS IN EFFECT AT TIME OF PLAN APPROVAL j
1 ~ ` 2. THE CONTRACTOR SHALL USE EXTREME CARE TO AVOID DISTURBING EXISTING STREAM CHANNEL DURING
~ I f ~ SEWER UNE CONSTRUGTION. ALL SANITARY SEWER PIPE STREAM CROSSINGS AND DISTURBANCES SHALL BE LEVEL SPREADER ' ~ PROTECTED WITH 22" CLA5S 1 RIP RAP WITH FABRIC UNDER LINER,
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! 3. CONTRACTOR SHALL MAINTAIN ALL EROSION CONTROL STRUCTURES DURING THE UFE OF THE PROJECT, i~ I Z ~
J 4, CONTRACTOR SHALL CONSTRUCT DIVERSION DITCHES AS NECESSARY TO ENSURE ALL SEDIMENT tS DIRECTED t ~ ~ ; INTO EROSION CONTROL MEASURES. - - - - _ ~ GRAPHIC SCALE 1" =50'
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5. ALL CATCH BASINS SHALL BE PROTECTED PER TOC STD, 04000.14 UNLESS NOTED OTHERWISE. ~ ~1 ~ - - ~ ~ 7 ~ ~ ~ . _ _ - . _ • _ - , w 0 50 100 150
! ' - ~ ! 6, CONTRACTOR SHALL VERIFY LOCATION OF ALL EXISTING UTILITIES PRIOR TO CONSTRUCTION. LOCATION OF - ~ ~ _ _ - _ ~ i ."'1 _ ~ , ` EXISTING UTILITIES SHOWN ON PLANS IS BASED ON BEST AVAILABLE INFORMATION BUT CAN BE CONSIDERED \ f ` ' !
. l ONLY AS APPROXIMATE. _ . . ,
, 7, TOPOGRAPHIC INFORMATION AND-RfPARI1W iBt1FFiEf~--LA6ATIDt~ERO SURVEY 8Y WITHERS & RAVENEL AND ~ ~ -E;`~ - ' • 'r tf r' _ ~f _ T ~T
1 ~ - ~ LIDAR DATA, - rn ' ~ , _ - 'r' _ , ~ t 30'" 'B'BUFFER . - , , _
l ~ - ! I ! 8. CONTRACTOR SHALL CLEAR FOR PIPE AND CONSTRUCT PIPE, CONTRACTOR SHALL INSTALL SILT FENCE AND l ~ - ,
SEDIMENT BASINS AT PIPE ENDS AND DIVERSION DITCHES AND THEN BEGIN GRADING ROADWAYS, ` _ . ,
9. IF STORM CROSS DRAINAGE CAN NOT BE INSTALLED PRIOR TO GRADING, TOC STD. 040000.11 SHALL BE 'A - ' v ~ ~ ' . - -
- ~ ! I ~ USED TO CROSS WET WEATHER CHANNELS. ~ ~ _ _ r •
~ 10. CONTRACTOR SHALL ENSURE GRADING OPERATION IS CONDUCTED IN A MANNER THAT DOES NOT ALLOW ANY - Is.'' • ; " i- - ~ " ' ~ SEDIMENT INTO CREEKS. %s" ~ I-' - l - a
r , . ~ - ! ^ , l _ . i BMP~ _ - - - - ~ -
11. STORM WATER DISCHARGES INTO PANTHER CREEK IN THE CAPE FEAR RIVER BASIN, ~ ~ ; ~ . ' ~ ~ ~ - _ _ , , , . ~ X01
~ ~ ~ I - _ _ ~ , 12. ALL STORM DRAINAGE PIPE SHALL BE PROTECTED DURING CONSTRUCTION IN ACCORDANCE WITH TOC STD, C` ~ ~ ' ' ~ , - ~ ,
~ _ i f DETAIL 04000.12. ~ r ! , f , g . _ _ .
r ! i ~ , 13. CONTRACTOR SHALL PROVIDE RIP RAP UNED TAIL DITCHES AT THE STORM DRNNAGE PIPE DISCHARGE POINTS ~ - ' ~ ~ ' ~ + AS REQUIRED TO ENSURE POSITIVE DRAINAGE. ' 2 ~ "-PRIVa 2 .._PRI'VAl'~
~ . -Dl~AINAGE . _ _
14. SEDIMENT BASINS SHALL BE KEEP OUT OF WETLAND AREAS. ~ SEMENT . _ ~sE~ervr_. - _ ~ ,
! ~ ~ 15. THIS PROPERTY IS NOT LOCATED IN THE FEMA FLOOD ZONE. - I ~ - - ~ . - - , , , - y , _ << . . _ .
' _ _ . _ 16, A PRE CONSTRUCTION MEETING MAY BE REQUIRED FOR THIS CONSTRUCTION, ' , _ , -
. _ - _ av I ~ 17, PERMANENT GROUND COVER SHALL BE ESTABLISHED EITHER IN 15 WORKING DAYS OR 90 CALENDAR DAYS, , _ ~ _ - ~,9.... _
~ WHICHEVER IS SHORTER, PER TOWN OF CARY REQUIREMENTS AFTER CONSTRUCTION IS COMPLETE. ' ~ ~ ! ~ - ~ " l --"pct. - . I ~ ~ _ ~ _ _ - f . _ F - .Lk: ' \
_ I 1 B, TREE PROTECTION FENCING SHALL BE INSTALLED AND INSPECTED PRIOR TO ISSUANCE OF A GRADING - - , - /J/ . ~ ~ ~ c- 11 ~ ~ ~ ^ r
PERMIT, FENCING SHALL NOT BE REQUIRED ADJACENT TO AREAS WITHOUT WOODED VEGETATION. ~ ' ~ -r . _
~ _ 19. ALL CATCH BASIN HOODS SHALL BE STAMPED DRAINS TO RIVER WITH 3~4 HIGH LETTERING. y a`;!;~ •y ~ ~3 ~ ~ _ ~ , r
~ . . ~Y.f,. 20. ALL CUT AND FILL SLOPES SHALL BE STABIUZED WITH PERMANENT GROUND COVER WITHIN 15 WORKING ~;~ti ~ ~ ~ , ; - ; a.
DAYS OR 90 CALENDAR DAYS, WHICHEVER IS SHORTER. _ - , V ` ~ . r c t ~ , !'p ~ ~
21. ALL STREETS ADJACENT TO THE PROJECT SHALL BE KEEP CLEAN AT ALL TIMES OR A WASH STATION WILL ' i
BE REQUIRED, ` ^ / - ~.l~V ~ ~
22, THIS PROJECT MEETS ALL REQUIREMENTS RELATIVE TO BEST MANAGEMENT PRACTICES AND ENGINEERED `'.`,y?.'"" ' , m ~
STORM WATER CONTROL STRUCTURES AS OUTLINED 1N THE TOWN OF CARP UNIFIED DEVELOPMENT ~ • `~P. ~ ~ ~ ^ ~ - ORDINANCE, ,,t~ 0 • e , n , ~
I O ~ ~ 23. RISER STRUCTURES MUST BE ON SITE BEFORE GRADING PERMIT IS ISSUED, ~ . I ~ J
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Na Revision Date B Designer Scab 1 Town o Ca Comments -1-200-7 A)J W&R m SHOWN
Drawn By Date
A 1210612001 HIGHCROFT VILLAGE PHASE TWO GRADING and WITHERS RAVEN EL Sheet Na
Checked By Job Na and STORM DRAINAGE ENGINEERS I PLANNERS I SURVEYORS 7 4 2111 MocKenon Drive Cory, North Carolina 27511 tel: [phone] fox: 919-467-6008 www.withersrovenel.com
02071033.0 CARY WAKE COUNTY NORTH CAROLINA

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„ -r _ - . _ , _ j , : _ . _ _ _ - ~ , i ~ , , , _ , I ~ ~ ' f1. J qLL CONSTRUCTION SHALL BE IN ACCORDANCE WITH CURRENT TOWN OF CARP STANDARD SPECIFICATIONS r ~ ~Y ~ - ~ g~ND DETAILS IN EFFECT AT TIME OF PLAN APPROVAL. ~u ~ r
, ; , _ - 10- 1,~ v 3 ~°k . r r ~ r ! ~ '104 - _~5 106_ ~ - - .a~~ , , i _ f , _ _ i 7 f ' - ~ ~ ~ ~ ~ 2. /T~E CONTRACTOR SHALL USE EXTREME CARE TO AVOID DISTURBING EXISTING STREAM CHANNEL DURING
i / ~ I ! / / i ` ~ ! / / / ~ + , ~ ; 'n i / ~ ~ ~ ~ ~ ~ f ~ i S WER LINE CONSTRUCTION. ALL SANITARY SEWER PIPE STREAM CROSSINGS AND DISTURBANCES SHALL BE I , ' ~ ~ - ~ / ' ~ ~ PR4TECTED WITH 22" CLASS 1 RIP RAP WITH FABRIC UNDER LINER, .
A ~ , i ~ ~ ~ , ~ ! ! , _ - 3 \ _ i ' ~ ~ 3, CONTRACTOR SHALL MAINTAIN ALL EROSION CONTROL STRUCTURES DURING THE LIFE OF THE PROJECT,
r ~ ~ 0~, , ~ _ , f _ ~ , - _ , ~ ~ / / r ~ / : , ~ f t _ . _ : ~ ~ ' _ - I ~ ~ ih+~,. ~ ~ ~ l ~ ' I 1 l
w- _ ~ ~ r! r f ~ , / i " I H ; , / ~ r ,i / / r ~ ' ~ / r ' ~ " ( ~ ~ l 4, , ,CONTRACTOR SHALL CONSTRUCT DIVERSION DITCHES AS NECESSARY TO ENSURE ALL SEDIMENT IS DIRECTED = ~ ~ 1~/ r ~ ; , ~ f / j ~ : = ' , INT1'~ EROSION CONTROL MEASURES.
r , r , t _ . ; ^1 - y~_. , . r' ~ o I i ~ , ! ~ _ ~ I I ~ i r1
~ ~ ~ ~ ! , v . q.. a' e l ` r a ~ I R ~ • ~ i ~ ~ ~ ` ~10'r TO,C ~ ~NITARY ' S, ~ ALL CATCH BASINS SHALL 8E PROTECTED PER TOC STD, 04000.14 UNLESS NOTED OTHERWISE, ~ qN T ~ I ~ SE~NER EASMENT ;
. _ ~ R,~, r li / R~ % ' i ~ ; 1 ~ / ~ / 6. _-CONTRACTOR SHALL VERIFY LOCATION OF ALL EXISTING UTILITIES PRIOR TO CONSTRUCTION. LOCATION OF ~f i 1 1 / ~Yi ~ ~ EXISTING UTILITIES SHOWN ON PLANS IS BASED ON BEST AVAILABLE INFORMATION BUT CAN BE CONSIDERED
I j ~ I ~ ~ , i , : / , ~ , ; . , I _ t ~ _ , • r ~ ; ; 30, j ~tON~ ~ ~ ~ ~ ~y; i ~ ONLY AS APPROXIMATE. ~lF` ~ l / ~ r i ~ ~ ~ j'
23° ` ~ i ~ r 1-, ~ r~ / ~ ; I /i~ \ ' ~ i~~~~ ~ ~ ~ / ~ ! ; ~ ~l ~ ,-'7, TOPOGRAPHIC INFORMATION AND RIPARIAN BUFFER LOCATION FROM SURVEY BY WITHERS & RAVENEL AND
1 t .f i 1 l ~I 1 Y ! ~ ~ jl. ~ ~~4 1 r~,'' ~Q~_ ~ ~ ~ ~ ~ r r / ,.LiiSAR DATA.
- r . , _ r _ ~ 1 1 , l ~ i ' ~ ~ ~ ~ / r i , 8. CONTRACTOR SHALL CLEAR FOR PIPE AND CONSTRUCT PIPE, CONTRACTOR SHALL INSTALL SILT FENCE AND f
, _ " ~ ~ ~ / i 1 ~1 1 1" ;11 _ ~ c- v `v V A N ~ ~ ~ I ~ it a 1 ~ \ ~ ~ 1 ~ ~ w `1'~~ ll~ . ~ i ~ I ~ r 4~ ~ ~ i ~ i~ ~ ~ j ~ / / r' ~ ~ -S7=DIMENT BASINS AT PIPE ENDS AND DIVERSION DITCHES AND THEN BEGIN GRADING ROADWAYS,
r h V \ i ~ ~ , - ~ ~ .-v , ~ _ - C~,~ 1. ' , i' ~~V ~ ~ j ~ ~ % ~ ~ ,'9, IFF,<STORM CROSS DRAINAGE CAN NOT BE INSTALLED PRIOR TO GRADING, TOC STD, 040000,11 SHALL BE ~ ' Jl'' t ~ I ~ i . i ~ r ~ ,U§ED TD CROSS WET WEATHER CHANNELS.
B ~ A ~ , c~ v TH ~ ~ , Fl ~ 1 1 111 , _ _ _ A ~ ~ i ~ ~ 1 11 ti ~ ~ ~ ~ , , irv ~ r ~ ~ ~•I 'r j r / l / ,~4, jr '
I ~ . 69 1 =U,, 1 , ~ ' i 1,; ~ ; \ ij ~ ~ ~ ~ 1 ~ ~ . i0, CONTRACTOR SHALL ENSURE GRADING OPERATION IS CONDUCTED IN A MANNER THAT DOES NOT ALLOW ANY ~r r~~;%!; ~ ~ ~ ~~1 ~ ~ , ~ ` ,SEDIMENT INTO CREEKS.
, „ _ ~ _ ~ - ~ ~ ~ ~ 1 1 ~ ~ 1 ~ ~ ; I ~ 1 ' l 'ii`i '1 ~ J ~ i ^7 - ~ '77 , 6 ~ , _ ~ ~ ~ ~ y v ~ I; ~ r ti
7~ ~ ~ ~ ~ i , 1 ~ ;3~~ _ ~ ~ ~ ` ' ' ~ ~ i91, STORM WATER DISCHARGES INTO PANTHER CREEK IN THE CAPE FEAR RIVER BASIN, ~ ~ ~ ~ ~ i 11,1 ~ , l~ ~ !
_ , , _ , I ~ ~ ~ ~ , , - v . _ ~ ; ~ t i 1 ~ ` , ! _ ~ , , t , a r ~ I r t , t \ \ , ~ / 12< ALL STORM DRAINAGE PIPE SHALL BE PROTECTED DURING CONSTRUCTION IN ACCORDANCE WITH TOC STD,
/ / ~ . r) / ' ~ f . , i J ~ i / , ra ~ , ~ i 1"ti~ ~ 1 it A • ~ ~ , ~ ! ~ ~ ~ r~ ~ ~ ~ \ ~ ~ ~ 11 ~ ~ ' ~ I 1 ~ ~ ~ DETAIL D40D0.12, il~
, , i , ! ii~; ~r~i, ';l!;~'i I 1 I1~~ ~ ( ) I! ~ ~ I % 13. ,CONTRACTOR SHALL PROVIDE RIP RAP LINED TAIL DITCHES AT THE STORM DRAINAGE PIPE DISCHARGE POINTS ~ I~ I ' • ~ , ~ ~ ~ I ~ ~ ~ r r~ ~4 !AS REQUIRED TO ENSURE POSITIVE DRAINAGE.
` ~ i ~ ~ ~ l , ~ 'i T l ~ i~~ ~ l~~ ! ~ : , 1 ~rl.o' ~,'l,1~, ~i~r~ ! `'l ~ I Iii lei, _ 1 ~ Irk i F , • I ~
_ 'i ~ / - r ~ a ~ / ~ ~ a I ~ : I i~ i '~i~ ~ l ~ t ~ ~i ! I ; ~ ~ ~ ~ ~ # 1 ~ i ~ ~ ~ ~ i~ ~ 14. SEDIMENT BASINS SHALL BE KEEP OUT OF WETlANO AREAS, '
i / ~ ~ ~ ~ i' , / ~ 1~ I , , r . , 1, i ( ~ i r ~ ~ ~ ~ ` ~ ~ ~ ~ ~I ,'15. T~IS PROPERTY IS NOT LOCATED IN THE FEMA FLOOD ZONE, I ~ ~ I f
~ : _ r I l I / ! 1 11 f t' / ~ % i n~ ~\~B ~ ~ ~ ~ ~ ~ ' I ~ 18,(A PRE CONSTRUCTION MEETING MAY BE REQUIRED FOR THIS CONSTRUCTION,
i ~ / ! l ~ l i " r ~ ~ i n„ ,)v r r 1~ , r : _ : ,I ~ ~ i / ill ~ / I : 1a 1 _ i { ~~Y ~ ~ ~ I , ~i • ~ j ~ I~ ' ~ ( ~ ~~''.17,~~,PERMANENT GROUND COVER SHALL BE ESTABLISHED EITHER IN 15 WORKING DAYS OR 90 CALENDAR DAYS,
/ i C : ~ , l /1i ~ ~ ~ , i ~ r ~ ~ , ! ~i ` - / i ~i , 1~~ ~ ~ ~ 'V V~HICHEVER IS SHORTER, PER TOWN OF CARY REQUIREMENTS AFTER CONSTRUCTION IS COMPLETE.
~ r 1/ r r ! ~ i , I 1 , , : i , / ~ / / / ~ 1 ~ ~ b7 1 \ 1`i3~ TREE PROTECTION FENCING SHALL BE INSTALLED AND INSPECTED PRIOR TO ISSUANCE OF A GRADING
/ _ - / / / / _ r 1 , 1 J i • ~ j ~ r- J J ~ i , - i ~ 1 . ~ ~ _ , ' - ' % ~ ; ra \ ~ ~ ~ ~~PERMIT, FENCING SHALL NOT BE REQUIRED ADJACENT TO AREAS WITHOUT WOODED VEGETATION. ~ ~ . r ~~r .
, : , ~ ~ ~ ~ i I 1 ~ i 1~ 1 A l _ f1~ 7 d / - / ~ / ~il ` ~ ~ ~ ~ ~ ~ : ~ ! . ~ ~,,19, AFL CATCH BASIN HOODS SHALL BE STAMPED "DRAINS TO RIVER" ~ WITH 3~4" HIGH LETTERING.
_ ~ _ _ ~ ~ ~ / i ~ l r5 i ' ~ ~ • - ' ~ ~ ~ ~ ~ 20 RLL CUT AND FILL SLOPES SHALL BE STABILIZED WITH PERMANENT GROUNO COVER WITHIN 15 WORKING
/ / / ! / / ~ % , l i ~ ~ Ali ~ 1 1 1 i / _ i ~ / V v / ~ l f I l ~ ' ~ •~l ~ ' ~ ~ ~ ~ ~ \ RAYS OR 90 CALENDAR DAYS, WHICHEVER IS SHORTER, ,
_I. i r / 1 r r . C., . _ r ~ ` \ \ ~21,`~iLL` STREETS ADJACENT TO THE PROJECT SHALL BE KEEP CLEAN AT ALL TIMES OR A WASH STATION WILL
i • . , : i ' d r ~ ~ ~ ~ V ~ BE~REQUIRED.
^ . _ / - _ ~ . , \ `~~z2, ~~HIS PROJECT MEETS ALL REQUIREMENTS RELATIVE TO BEST MANAGEMENT PRACTICES AND ENGINEERED
~ . i y~.~ ~ _ _ - dapb~ ~ ! ~ ~ i ~ ' ~ ~ = ` ~ ~ ~ ~ O~Q NANCE ER CONTROL STRUCTURES AS OUTLINED IN THE TOWN Of CARP UNIFIED DEVELOPMENT
_ - - _ _ _ a,, , _ _ : - ~ ~ ~ ~ ~ ~ ~ f ~ -23.~ RISER STRUCTURES MUST BE ON SITE BEFORE GRADING PERMIT IS ISSUED.
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Planning Date
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No. Revision Date 6 Designer kde
1 Town of Cary Comments 12 6 07 JJ wit AS SHOWN Drawn B Date HIGHCROFT VILLAGE PHASE TWO Shed No.
AJl 1210611007 GRADING and WITHERS RAVENEL
Checked By Job Na and STORM DRAINAGE
MtS 02071033.0 CARY WAKE COUNTY NORTH CAROLINA ENGINEERS I PLANNERS I SURVEYORS 8 of 24
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