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HomeMy WebLinkAbout20071363 Ver 1_Site Plan_20070809 Nei ca ~26- ~ cog o -SS- -SS SS- SS- 0 5 5S ss ~ ss ss ss s s ss o ss -SS -SS-~ ~--r -M- ~co ~ ~o n g 0 0 ~ ~ I I ( ' p U I I I I I U a ~ ~ ~ E9E L -1 p I I I I I I m~ / ~ » ' S 7011 14 E 12 .54 -.'r'r ~ . - / L~ - - ?8~ - - - ~?ee4 ~ .,.?a z WEFT i ~ 8 •e ~ ~ S 9, ~ ~ ~ ~ 1.007. rr~ .Ar. .r.. ..r. ww ..ice r ...r ~.wr .rte i,Yrw ~ 1 I J29 ~ 3~ 31 32 ~ ~ T 3`~ ~ N N IC ~ ~ ~ ~ C~J C1J s ~ ~ ~ I 2S i i i i i ~ ~ ~ ~ ~t, 1 ~ / ~ss~ I ~ \ LAUREN IDGE LANE S ~ ~ / ~ ~ ~n \ N ~ \ a ~TPRI S ~ S ~ ~ ,2 > ~ ~ ~ 1N3W~ldd W ~ ox5o / 1 W ~ , 1 N 6 28 W W ~V ~V W ' ~V ~V `V ~V ~Y » ~ \ \ o ~ W ' ~ ` •y 4 ~ B e ~ ~ ~ 9 J~ \ ~ Z7 ~ W A ' ~ M . ~ y y y ~ y y ~ I ~ W „ ~ 23 ~ 22 ~ ~ y ~Y ~V ry V~ V? W , • ~V V~ 1 titi ~ ~ W y +V W y y ~ ~ B ~ ~V ~V V~ ~Y ~V V? 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W W y y W w W y y ~ ~ ~ ~ y W ~ W IIOLET ~ I / I `1' I W W W ?6\ 1 ~ k W ~V W ~V ~V W ~V ~V W W W ~ W W W W ~ 1 ,r ~ PRQ~EC ~ , ~ O ~V J~ W ~Y / W W W W W W y y ~ y y ~ y ~ y y W y r W~ ~ ~ \ I - W W W W W W w W W W / W ~ W W ~ ~ ~ ~ w ~ 29 / / / \ ~ ~ y W W W W W y y y y y V~ ~V ~V ~ ~V V~ / ~ ~ Z W+ y W W ~Y W ' / ~ ~ o / ~ V~ W V~ ~V rY -iV W V~ ~V ~Y W W ~ 24 -...,..r ti J~ r ~V W y W ~V I ^ / ~ W y W W W W W ~ W W W W ~W W ~V ~V ~V V+ ? / r i W W W W W W ~ \ / _ ~V ~ W W W W ~Y W \ ~ / ' W W W W ~V J+ y W W y W y y y~ W ~ W / ~ W y y y y y y y ~ W y W h y f ~ y y y ~ W V~ W I ~ \ ~ W W~ W W W W ~ \ ` 1 r i9 e~j O f \ ~ l V, ~ C1 W W V~ ~Y ~V ~Y W ~V ~Y W ~V V~ W ~Y y / ` ~ v~ \ ~ \ 31 ~ ~ EXISTING 30" CMP TO BE REMOVED DOWN L.. \ O ~V ~V ~Y ~Y y V~ V~ ~Y V~ ~V y y W / y y ~ y ~ \ c~P830 INV TO THE MANHOLE /1 y y y ~ y y ~ y y k y ~ J~' r ~V W W W ` ` '~~So ar ~j ~V W W d+ W ~Y V~ ~V ~ W J~ W W ry ` ~ ~ EMERGENCY SPILLWAY ~ ti y W / V~ V~ W W y V~ ~ W W W -1 Q \ZZ I \ _r~1 ""~1 \ ~ W W ~V W W W W ~Y W ~ Q o -zs--- ~ / \ \ ~ ~ ~ SO ~ ~ W W ?S ~S W W W W W ~ ` I~_i~f , 1 \ U ~ I ( N ~ ~ ~ ~Y 6 ~ 2 "w _28~ _ ~ poNOl EXIST G 30" CMP TO E.mx REM O D (APPROX. 85 ) ~C ~ i n ~ ~N~. ~V J~ W W J+ W I _ `5~~r?G w~ wa tP Raw 11 ~ s~,T ~ I i 3RATE 30 ) 2tY (MID oRAW 1g Ag INV EASEMENT (00 / , i ~ o J ~ ~ ?sue i1 1 ~ )p RCP RCP 2285--278) 21.53 INV I m ~ ~ ~ ~ / ~ ~ ~ - , VERTICAL CLAY BAR I ~ ~ ~ ~ 3 - I ' BOTTON ELEV. 1 001 ~ ~ ~ 301, Rcp (NOTED AS 32*) a 2411 JUNCTION BOX TOP 3 STORM TABLE I ~ co C0 ~ I I M~N. D H 12 I CHES ~z - - ~ ` ~ zas~ Rw ~n sT STRU. ~U. NG 51ZE SLOPE ~N~P DO R ~M ~ I I ~ / ~ LENGTH = 110 F - i 2 •a ~+~i? out ~ ? ~ ~ "?8. ' ~ BARRIER MATERIA TO BE / ~ ~ C ? , f 20.05 WV 30» RCP FT IN ~ FT FT FT I I MINIMUM 3076 OR NER 1MTH EXISTING 30" CMP TO BE ABANDONB~ IN IN 0 INV ~ F~ 111 4 0.30 20.33 20.00 29.10 ' 1 I HYDRAULIC COND CTIVITY NO I ~ PLACE AND FlLIED WITH FLOWABLE FILL CONC I GREATER THAN 1~10~-6 CM/SEC 4~ 4' REINFORCED CONCRETE 80X FOR APPROXIMATELY 230 LF L CONC INV21.32 INV CMP OR BR BOX *%OCATEO OPPOSITE 2 1 126 4 0.30 20.71 20.33 29.72 ~ ~ SIDE OF LOT UNE FROM WHAT PREVIOUS SURVEY 3 2 104 42 0.30 21.02 20.71 28.26 ~ ~ - 2" x 20" WEIRS ~ N INVERT ~ 23.35 EXISTING 30 CMP TO MATH TRASH GUARDS REMOVED (APPROX, :ED BAR GRATING 1" x t/8" BEARING BARS. MP TO dE SHOWS. co 4 3 1 ~8 4 0.3p 21.49 21.02 27.21 +I i ~ co 4'x4' REINFORCED CONCRETE BOX OX, LF) /11, fo*+ 2'x3' REINFORCED CONCRETE BOX OR BRICK BOX 5 4 124 0.30 21.86 21.49 28.50 I ' ~ ~ R 6 5 127 0.30 22.24 21.86 28.70 ~ GALVANIZED BAR OR BRICK BOX FASTEN MATH J- GALVANIZED ANG ~ OU7L.ET STRUCTU MTH J-CUPS, ATTACH TO A 1 1 /4" x 1 1 /4" x 1/4" :EO ANGLE FRAw1E. MORTAR FRAME TO TOP ~ / ~ 6 166 0.30 22.74 22.24 26.99 °1 ~r >TRUCTURE - 4" MAX TRASH RACK OPENING i" STORAGE EL. 23.35 f I 8 7 90 0.30 23.01 22.74 26.90 ~ I RIM ELEV = 24, ~ 3 - 12" x 20" VYEIRS =24,30 / NORMAL POOL EL. = 22.70 30" CULVERT OUTLET v / 9 8 123 30 0.30 23.38 23.01 28.20 I ORIFlCE RIMA ELEV = 24.70 STRU. 28 INVERT ~ 23.35 SC .140 PVC. E 10 9 132 3~ 0.30 23.78 23.38 27.46 SC 40 PVC, E 11 ~ p 109 15 0.30 24.11 23.78 26.90 PVC. ELEV = 23.50 STRU. 28 25.95 STRU. 29 VNTH STAB SHSGUARO PVC, ELEV = 25.00 STRU. 29 24.70 STRU. 34 . ~40 PVC, E t 2 2 22 18 0.32 20.78 20.71 29.72 PVC, ELEV = 23.50 STRU. 34 2" SCH. 40 PVC OUTLET N / / 2" SCH. 40 PVC OUTLET ~ INV. EL. 22.00 - r ~ 1" STORAGE EL. 23.35 13 3 22 1g 0,92 24,70 24.50 28,26 J 4 CONCR PREVENT G 14 4 22 18 0.50 23.20 23.09 27.21 VEGETATIO ORIFICE CONCRETE SLAP, TO :VENT GROWTH OF NORMAL POOL EL. 22.70 cam' ~ETATION AROUND 12" Jt~~ 30° cu~vERr OUTLET STRUCTURE DETAIL FOR POND FICE 15" CULVERT - i~ (FRONT VIEW) -ZJ 15 7 24 18 0.29 22.82 22.75 26.99 ~ ss N.T.S. a 16 1 S 22 15 0.32 22.89 x.82 27.10 6'~ ~ ~ N INV. INV. EL. 21.33 STRU. 28 2 FT MIN. INV. EL. 22.00 Q 17 16 28 15 0.29 22.97 22.89 27.10 30' x TOP OF BANK ELEV. 2 F 24~ ~,F~ =LEV. 27.00 ~ 18 8 24 18 0.29 23.08 23.01 27.00 ~6" EXTENDED BASE ZZ•26 STRU. 29 20.39 STRU 34 y~ g 19 10 22 18 0.32 23.93 23.86 27.46 'S• 6" EXTEN 2x3 DROP INLET FOR STRUCTURES 28, 29 & 34 ' EXTENDED BASE ELEV. 26.00 N 20 FALL ~ ~ 6 24 0,30 20.35 20.00 25.30 (SIDE VIEW) OUTLET STRUCTURE DETAIL FO N.T.S. (SIDE VIEW) .FOR POND N 21 ~ 20 228 24 p,30 21.03 20.35 25.00 22 21 313 24 0.30 21.97 21.03 27.00 N.T.S. FILTER fAeRIC 12" Tr{ICK CLASS 23 QQ 45 18 0.31 23.21 23.07 26.65 ~8' RIP-RAP z a 24 22 47 18 1.28 23.30 22.70 27.40 3:1 SIOES z 25 24 157 18 0,33 23.82 23.30 2.26 1-INCH ST 26 25 25 15 0,2$ 23.89 23.82 27.26 NORMAL P0 i 27 23 25 1 `J 0.32 23.29 23.21 28.65 EL. 0 100-YEAR Q= 56,42 CFS 1 SIOESIOPE 3' 10 ' 3.1 SIOESLOP 10 ' " EL. 23.35 JCH STORAGE P EL. 22.70 EMERGENCY SPILLWAY ll/ IAL POOL ELEV N.T.S. 0 EL. 17.00 10:1 SIDESLOPE ~ 0 10:1 SIDESLOPE FORE BAY pip RED TOP GRASS SEED GRADING NOTES: 10.0 Q O~~SS/py ~ y 4 SEAL ~ 28 21 3p 15 1,00 21.33 21.03 24.75 F x ALONG LJTTORAL SHELF 1. ALL LOTS TO BE GR11~ED SUCH THAT EL. 23.35 s 19742 29 22 98 15 0.30 22.26 21.97 25.95 SURFACE AREA SURFACE AREA FORE BAY FORE BAY ~ARGOSITS ALGA) THEY DRAIN TO THE ROAD. ALL ~ a IMPERVIOUS AREA TO 8E OMtECTE~ TO TFIE N ~ EL 22.20 ~1ra INS U 30 31 60 30 0.50 22.04 21.74 27.00 NORMAL POOL P0 ELEVATION )OL POND DEPTH 1" STORAGE RE UIREO PR VI ED VOLUME REQ. VOLUME PROVIDED PIPED OOLLECTION SYSlEIA THAT DRAINS 24 24 N (FT) ELEVATION gSF) ~SF4 (CF) (CF) TO TFIE POND. ?jl !11 I1 ~ 0 31 31A 108 42 0.20 21.96 21,74 27,00 22.7 5.7 23.35 17,533 24.064 18,072 19,831 2. POND TO BE PUMPED GOWN BY lY THICK CLASS 7~ . 31 32 282 48 0, 20 21.74 21,1 S 27.00 a MECHMMCAL MEANS IF REQUIRED FOR 'B~ RIP-RAP 32 33 62 54 0.19 21.18 21.06 27.00 MAINTENANCE. GRAPHIC SCALE a CROSS-SECTION PONS 3. THIS SIlE IS NOT LOCATED NATHIN A FOREBAY RIP-RAP POND ~ FLOOD ZONE AS INOICTACIED BY FENA 60 0 30 60 120 N 33 END 30 S4 0.20 21.08 21.00 27.00 L N.T.S. MAP ~ 3720313300) N.T.$. d 0 34 END 119 1 "S 0.30 20.39 20.00 24.70 1 inch - 60 ft. W ~ ALL STORM CULVERT SHALL BE RCP CL III 0 C3 No. Revision Date B Designer W&R ~b 7 60' PREPARED FOR: ADDED CLAY BARRIER 7.20.07 BCC o DmwngY Cho 1 11 LAURENI o W&R 7/10/07 :NBRIDGE SUBDIVISION GRADING & DRAINAG New Hanover Country North Carolina III ELIZABETH'S TRACE DEVELOPERS, LLC W R V ?V E N E L Shy No. a Checked By No. 3811 A G E PLAN PEACHTREE AVE., SURE 200 w~uNNG7oN, NC 25403 E N G 1 NE E I AI-PLANNERS I S U R V E MNH 03070034.01 Masonboro Township 910.202.5555 Sao w Ave, sum ioi .mby-a,, ` ANN w: 910-23&9277 tic 1 910-256 IRVEYORS C-V NOW, oc 910-25&2584 www.wtu+aaravenel.eom I i i ~ ~ -zs- ~a SS- -SS ~ ~ - -ss- - -sS - -ss - ~ Ss- - ~ ss~ - --ss- - ss- - -ss- - --ss- - -ss-- ss- - -ss- - -M- DA i~- - .~CO ~ I ~ U I ( ~ ~ I ~a a I I ' I I I I I ~I ~ ~ I I m~ I ~ I I I I I I ~ ~ 1-' za S 70'11'14" E ~ ~ 12~G.54~ ~ - _~z~8s -L--?e30---- X90-°--- '~0-~~8 ---y- a;~-- ~~_'ze- ~ ~ WETLAN9 ~A 1 ~ , r - ~ ~ ~zs= ~ ~ ~ ~ i 3 ~ ~ WETLAND IMP~tf~-~1_ , + 2 ~ / ~ ~ 9 ~ ~ s~ I ~ ~ i ~ ~ i 28 2`~ I 3~ ~ 31 ~ 32 I ^ > > ~ ~s ~ , ~ S ~o / `S9• ~ ~ ~ i ~ ~ .7~ I ~~0 ~ ~ ~2'' SANE . ` ~ ~ \ N LAUREN IDGE LANE N ? ~ ~ ~ ~ N ~ \ 40' PRI TER W 28 _ ~ NgRI~ 4~RPR~vA .24 \ / \ I z ~ ~ - 'i ~ y W ~ \ ~ / 28 ' .59 ~ 12 ~ ~ ~ ~ r ` ~ ~v ~ ~ ~ ~ v. W ~v w ` y .95 / ~ ? ~ WI , ~ WETLA D IMPACT ~2 W ~Y W W W, W W 1 ~ ZS / ~ .v W v y1~TLAl~b-B W W ~ ~J ~ _..-27- ~8?~ + ~ ~J ~ .v w w v. .yr., t~~ ~,6 W W /V11,y W W W W ~ ~ 13 ~ 28- _ ~ J W ~ \ ~ ~ ~ ~ 23 22 ~ ~V ~ W ~j ` 1 v W W \t~j ~ sJ. 1 1 1 v~ 27.~.- ~ ~~~i Vi ~Y ~Y W ~1f ~ / ~ / W W W W W aT0 ` ~ ~ 27-~c , ~ / I W ~ W W 2~, i 2~ ,ice ~ W V~ W W cJrJ. I /6 rJ~. y W \~I I .i' ~ ~ ~ sl/ /y'~ y .yam y ~Y ~Y W W W W W~ W f.ZG WC.W W W W W W I 2,~? ~ I I ~Y W r~ W W W~ / ~Y\ `lam -\^--~1! `~~Y"~ W `I'mo \ f } ~ ~ \ y ~ y f ~ y ~ ` r .V W W W \ N W W W W r~ \ I W /V~~ `W W W ~ ~ `V W d W ~y\ ~ WJyt1 W~W ~ \ / ~ W R~ ~ W WE T~AND W D y \ W W~ W ~Y W~, 1 ` ~ \ \\W W~ W W ~ \ ~ I "f W I W W W ~ 2 J \ ~r W W W ~ \ W W W W J~ W W ~ W ` ` / f ~ W W ,V ~ ...J6`t~ 7~ 2W S.F. W W ` V WETLAAiO ~ •v W W/ ~v ,~,9~6 ~ I • / ~V J~ ~Y W y 1.9# AC:~' W W I W W W 26\ ~MPeCT yd y y y/ y .y/ i~ Y W W W W W W W W~ IFy O W W~ W W ~ W W r ~ f.v V W W W W W y W S W ~A,Y W ~ ~V/ W ~ O' ~ ~ MyETL A~~-Cy ?s~ ~ / 2 ~ N 24„6 6 ~F. v. .vl v. ~ ~ W W W W ry4'f W ~ ~ ~ „i / ~V ~Y / ~I v V ~ ~.V . W 24~ ~V ~~V W ~L ~rA~Y / W W W/ W ry W ~ ` 3~ ~ / z W I W 0.5 AC..v .v Y~IETLAND ~C ~ , / ~ W W ~ W W S W v W V V W W W W W/ W TEM~ ~ IMPACT ~9 ~ WETLAND ~ ~ y / ~ ~ ~ v v ~V ~ y y' y W y 1'~ P. WETLA IMPACT mod'' \ W W W W W W ~ ~ - - W W ~Y \ / ~ y / / W W ~ V W W V V W W W I W W V \W W / ~nAN~ ~ N \ W ~Y / v ~~OW ~Y V V W W ~ W W l ~V W / W ~ A APACZ /ES W W V V W W ` W N~ ` V 1 W w~ I W W ~ C \ \ 21.60 MV W ~V W W W W W l/ ` \ \ ~ [Xy30" GIP ~y W y W ~V W ~ \ I ! I J ~ t /~V la€~ LAJ I .~2,- - J ~ /y .y AST W W V Y W IW ~N N ~ ' ~ ~ ~ - ~ i ~ .~TEI~. WE~I'LANt~ IMPJ~If~~'~b 1 ~ v \ t ~ ~ 1 ~ 1`_1 W V~ W V V W /C V ~ i ~ r ~ U = 1 ~ i --26-.-. ~ \ \ ' V W W W ~ I p~NO~ 3 ~ ~W 67'2I~ -W -2s- - ~~~y' .v G " ` ` - - - - - - _ ~ SEX\5~`N ~ ow~t~ow I ' EP RIP RAP EAElv1EhITA " DVERt•LOW W/ ORATE i'~ 3~/ 4I 2t 21.91 INV 1 1N Er 30" RCP I 21 ? C D I ~ ~ ~ ~ ?S\ IMPACT ~8 21.. w Nlkl TOP 3 ' R l~ / I / ...27- ~ / l I 26.61 RIM MH S`~~ U ~o ~ I ' / 21.87 INY OUT f 20.95 INV ( 30 RCP w~ I ~ ! / 1 I I ` ~ I 0 IN V INV21.32 INV i ~ I l 30" camp i r ~ ' / I ' 09LOCATE SIDE OF I WHAT PRI SHOWS, III i J co GENERAL NOTES: w~ ~ ~ ~ ~ ~ 1. NEW HANOVER COUNN PARCEL NOS.: PERMITTED DENSITY - IMPERVIOUS AREA - II ~ 3134(12) - 86 -5624 13.68 AC. • 2.5 UNITS/AC. (R-15) SINGLE FAMILY HOMES (34~ 1 I 3134(12) - 86 - 5432 TOTAL UNITS PERMITTED 34 ROADS = 52,400 S.F. f4~ 119.000 S.F. N o~ ~ 2. TOTAL TRACT AREA: 14.12 AC.t SIDEWALKS = 6,300 S.F, fAL rr 3. ZONING ~iSTRICT: R-15 TOTAL LOTS PROPOSED - 34 177,700 S.F. 4.07 A.C.= TOTAL I I ~ (PROPOSED RESIDENCES ARE SINGLE-FAMILY Y I 4. LAND CLASSIFlCATION: TRANSITION STRUC?URES W/ MAX. 3 BEDROOMS) do CONSERVAl10N ~ EXISTING WETLAND PERMANENT WETLAND IMPACTS TEMPORARY WETLAND IMPACTS / I~ ~EVEIOPMENT DATA: OVERALL DENSITY - 2.41 UNITS/AC. EXISTI (a c~ AREA OF LOTS - 5.72 AC.t AVERAGE LOT SIZE - 7,328 S.F, WETLAND J AREA OF R/W - 1.90 AC.t (LAND A 0.011 A.C. WETLAND ~1 0.0106 A.C. WETLAND ~9 0.0416 A,C. / REC. AREA ACTIVE/PASSIVE - 5.15 AC.t TOTAL LINEAR FEET IN ROADS - 1.679 l.F. WETLAND POND/LOT AREA - 1.35 AC.t TOTAL ROAD SURFACES - 82.815 S. F. (LAND B 1.26 A.C. YYETLANO ~2 0.3804 A.C. WETLAND ~l10 0.1533 A.C. J J WETLAND TOTAL TRACT AREA - 14.12 AC. RANG C 0.57 A.C. YYETLAND ~3 0.0333 A.C. YVETLANO ~l11 0.0421 A.C. PERMANENT WETLAND IMPACTS W m a RECREATION SPACE - WETLAND TOTAL TRACT AREA - 14.12 AC. 34 LOTS • 0.03 AC./UNIT 1.02 AC. REQUIRED ~ s S Q U tLAND 0 1.94 A.C. YVETLAND ~4 0.0001 A.C. TOTAL 0.2370 A.C. MINUS CLASS IV SOILS- 0.44 AC. TOTAL fAL 3.781 A.C. WETLAND ~5 0.0001 A.C. TEMPORARY WETLAND IMPACTS m I (WET FILL AREAS) ACTIVE RECREATION AREA - 59,730 S.F. 1.37 AC. YYETLAND ~6 0.0003 A.C. n O MINUS NATURAL WATER FEATURES- -0- (NOT APPLICABLE) PASSIVE RECREATION AREA - 164,5741 S.F. 3.78 AC. O N ' TOTAL DEVELOPMENT AREA- 13.68 AC. TOTAL RECREATION AREA - 5.15 AC. YYETLAND ~7 0.0001 A.C. r YYETLAND ~8 0.0003 A.C. 7 Q TOTAL 0.4252 A.C. '0 Z g ' a U Q a 0 z g 3 . I U W _J U Q U C 0 GRAPHIC SGLE ~ o ~0 6a 120 7 N u 0 1 inch - 60 ft. m t a o w 0 o No. Revision Date B "gm W&R scale 1 "-60' PREPARED FOR: Sheet No. ELIZABETH'S TRACE DEVELOPERS, LLC WITHERS. RAV kv N URVEYORS C~l 51 o Drawn By NO W&R 0 7/10/07 NBRIDGE SUBDIVISION WETLAND IMPACTS P New Hanover Country North Carolina ' I & ~ PLAN 3811 PEACHTREE AVE., SUITE 200 0 LAU PE N E WII.MINGTON,NC28403 ENGINEERS I PLANNERS 1 SURV 910.202.5555 7040 wdancsWik Ave, sum im_ wrim , North Carolina 28403 ul: 91o-ss6-9sn raX910-25 fax 910-256-2584 www.withersravL"W.can Che&ed MNH Icb 03070034.01 Masonboro Township a 3