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0 • ~ AS OF JANUARY 1. 1986 NORTH CAROLINA STATE LAW '
EQU~IPMENTA~I HIGNWdYVR[GHTSWOFHW~CHPRIVATE UTILITY EASENENTS~ OR PUBLIC SPACES TO NOTIFY I
ALL UTILITIES TWO t21 WORKING GAYS PRIOR TO ~
OIGCING. ' i F
1 . I 1
C
1 , #
EX. CU 8 INLET EX. CURB INLET TOP = 304.02'
EX. CURB INLET TOP = 11.63 TOP 318.40 24 IN IN - 306.64 24" INV IN = 295.56' ~ ' 42" INV ,IN = 294.27'
' INV IN _312.10' + INV OU = 302.33' 50' MINIMUFA 8UIL0 G INV OUT - 31000 - IN IIMUFA 8UIL0 G 42" INV OUT = 291.69' ~ ~ i
' EX. =u3Re INSET SETBACK LINE PER CIT1 ;K LINE PER CITY 0 INV 15293E87' ~ a
TDP 1 t . e RALEIGH ORDINANCES . INV = 30931' H ORDNdANCES f EX. 42" fE5
EX. CUI~ INLET 1NV~290.89' EX. CURB INLET
EX. CUI~ NLE I' TOP = 318.22 ~ 1 ~T I INV - 315.16 .-r--•-•'-'-" TOP = 299.81 U EX. CURB INLET EX. C RB INLET EX. CURB INLET q\ ~ • TOP = 299.D0' ~ _...~.--.r---- . `•~,,,`NV OUT = 294.90' ~
18 INV tN = 292.83 II TOP 306.08 _ ~ TOP - 317.98 •
24" INV - II ® INV = 298.18' TOP _ 318.19 INV IN = 3D9.78' _ _w- i ihN ~ t=N - 291181 I ~ iNV - 310.39 INV OUT = 309.38' 3 - _ -w- ~w- 291 11 A _w~ ~
gnu, -1e~• - a _ I -.BS-w---w-- w- u~ I s v~vv ~ .M ~ A
II „RCP - Z 8 ; - - - CP ~
~n ~ ''~,.-w.. 1B ACP -w- -w- - II~° _ -ss- - III x.24 ~-~-e^~"" / _ p~0 -w- ~-w- - -w--w- - I _ _ ss-Cs3 _ _ \ / \ 'R` ~ E%. CURB INLET z ~N ~
~ -ss- 5 II -SS- - -SS- - -SS- - _ _ -SS- - - - ~ - ! ~ - _ _ t - ~ ~M TOP ° V90U14= 293.21' ~ I~i 0 ~ _ ~ 1++~ ~ ~ TOP CUZ99[NiET I ~Z Y'
PII / SS- -5S._ -SS- -SS r aa•____________ _ - / EX. CURB INL T a ~ _ 380 1 1
TOP = 301.49E 11 1 ~ " , - w.."~__-, - ~ _ - 1 1 0 1 . INV = 295.95' II F -T~ ` °F°---- ...:F~ / - - - I 1 1 1 1 t 1 1 O 1 ' . \ 16 INV IN = 292.67 Z 1 •,1 ~ /i t'~ ~~1 , +++"N ~ ~ 15" INV. OUT = 292.37' ~j~
I yy f+ 1 I. , - - I 1 1, / ~ ~ 1 I 1 I c ~ . 1 +A"'+M is'' ~ i ~ ~-HEADWALL , VIII ~ iS ~ ~ ;
E%. CUAB INLET ~ ~I / : i / ! - I o
TOP 301.61 , i / / . , - - I a INV = 297.01' _ _._I•---1 t
p 1 y rr - o - ' ~ ly~ / ~ j ; . ter.! . • -r-N [~g"[~ I D 3 y ii /I I - - _ . _ . . ~ . I OA GI R M I
; / 1 " I I i ~ ' - • \ ~ 1 I I DRAT TO Sl' M S~ E I ~ u I - - - t \ \ I -
x ~ / ii f f p _ y` _,.I \ \ I I, 1 I 1 I p f I' I
~ ~ , / y ~i I I f , /'1 1 1 1 + I , r 1 ! ~ \ I Imo/ / / ~ / IIII\` TOP -,~6 .i3~~~= 1K`\`~O`~1aa ~ aq
' !y ;1 f If f i f I U BUILOIFI \ I I I I I - l rr ! \ ~ ~ I I o o f ? Ile e 1 1 ~ 1 I i i/ CK LDJE PER I I ? 1 1 I I I \ ~o
{ / Gf~~R01NAN Yl ? I I I I 1 / l ,r 11 I r f ~ I 1 ~ • / / ~ N ` I~\\ \ / pC %I/ 1~ i ~ 1 ~ III l ; I / / S / I ~ . ~ 8?"I 111 +P ~ + ^m
i YI 1 FF 1 ~ i' ~ \11 ~\1~1`~, / % ~lJ.i \~1 ~V11~~2~21.1t~r ~a+ ~ \ f
/ ir' I f ~ \ / ~ I I I I II I 1 1 + 129.0 1 N / ' / ' 1i1~11 ~ i' ~i/ r~'~ 1Q1r' , \ 1 I I` 11 11~ 1 aaa` ~ O W ~ tll II
n f •-•r ~ I l r'i fpf a. FFE FFE - \ I ~ I I I . 1 ti ` / it Ili1 \1 i I iNr• \~I 1 I i I' ~ \A~ ~/w ~ \1 ~ t ;1 ! / I ~ ~ I ~ I III I a+ ++~0 YI~~~O.. ~
y „ , Y 300.00 FlF~. I 1 I ly u l f / 97. 3d3t / ~ , t \ ' \ 1, , 1 . I~ C v 1 ~ 1 ~ / I ~ ~'/'1` '-`l rr \ I I 1 I 1 ` va VS=~ , C . ~ . ~ 1 1I ,r \ ~ I I 1 ~ ~ 1 as \ \r^ ~O
• ~ ®r' / ~ I I I I ~ _ , 1 \ O01 ~ i' xx
\ti ~ ~ \ ~ / 1~~\~__- - ! 1 I I 1 ~ t\1 1 `N ~ W ~ X001 6.
~ / it / tl /r f ' I I ° ' ti ~ ~ ~ 1 11~• ~ I r ~ / • 1111 Il ~ `1 +p
. Z l l-- 1 1 111 \ a ~ + ~ m
! / \ I ~ 1 1 1 ~ 13~N dll 1\~ a ` . \ uN
~ / ii / l ? ~ ~ E \ i • / / ~ , ~ ~ 1 I ~ _ , 50 \ I 1
~ 1 1 11 72.9`.`~~'`1~ • ~ ~ 11 11 ~ as
~ i'I r - ~ I - - ' I I '
/ /i \ YI I I ' / / ,i' ~ / 1 , ~ r I I I j 1 1 If • ~I i ' ~ . ~ 1 11 ~ 11,1 11 1
/ / 1 I Y , ~ I / % JJ ` 11 • l 1 ' ~ \@ \ \\1 l ~ 11.11 ~
~ .Q / / f,N I j ~ , I 1 / ~ I . ` I N ~W /I f 1 j~ ; 1 1 1 j III ' I1111j1 `11111`111111 nN'p 1 1 H
m / i' / / / 1 ` 1 1 ~ ~ / ° G / FF
* / ii l/ Y / r, ` I l I •3P0 ' 29 .D ° - EX. YARD INLET ~ / / ~ , , / . , ~ • ~ YI , I 1 I ® , ~ / / pf' 1 I ~ I i 1 ! + / 111 11 1 \1 ti `1 ~ ~ # I l~ 1 I ` I ~ 1 1 I 1 ; ' ' / l~ 1~1~` + 11 I \1 1 ~ ~ ~
3 TOP = 292.75 / /cyi I / ~ I 1 \ I' ~ ` I I 16 298.0 - / / / ; ' ~ / - I ~ FFE I 1 I 1 - I 1 1 I ~ l1 / I 1 jl ~1 ` ' \ 1~ 111 1 1 / I l 1 ~ I 1 ~ 1 11 l . ;11 11` 1~~ `\\~ti`1,1. 1
~ S'9'ORIEWATER / / , ~ 295.5 I I ' - - ~
e~lsia No, z / , / / ? I , YI N , ~ SEE S'IN:ET CE, / / ; / ~ ;t I E! - ~ ~ / ? YD 1 J f~FE 1 j N 1, 1111 11 1 1 1~~ ` \ '1 1 111 i~ ~ w
° EX. CUAB INLET ~ ~ ~ i/// _ r' ~ I I - _ . ~ ' ~ / l ! 96.0 / 1 i ldl ll' 1 1 i N 1 0 ~ ~ l I YD 1 1 a l ! 1 4 I'1 1 1 1 1 1 1 1 „ ~ ~ l
E TOP - 284.96 ~ _ e I I ~ r. / / / / f / 1 / lI , + , /,l011~ 1IiIII1 ~ i 1 ~
EX. CURB INLET ~ / / - - I - ' l I I d l . ~rf ; / 1l~ a 11 11 11 Il 11 ;111 j ~ ? 'ii 1 1 1 1 n • ! I ` N is
c TOP = 284.93' ~ ~o ~ , - r _ V /l ° 15" CMP INV IN = 2 .43' g A ~ ; I I - ~p I r i FPE l ~ l l / , ; l I / ~ ; I .I ~ '~1 11 Il 11 ~ i 1 ~ ~ 1 1 ~ p 2~T.0 / / 1 / I,.I 1 1 1 1 1 I n ~ •
c 15" RCP INV IN = 0.7 / / ~l 1 I ' ! , " INV OUT = 280.6 b / C / r I I 1 1 i _ ~ I , ?3 a ` . _ . l ~ I / l l / / ~ d , 1 / l ; ~ ~ Il 11 1150' MEG E IR R 16U~'FER N 1 I N 1
' - ! m / / i / / / I t ~ i ` - • FFE l / ! ! / ~ ~ 111 11 A ,T L I I IME SURED uu ` '
° / yy, III i I ~ I I I ° ` ~ ~ / % / l ' l f / i ~ / / r / i 1 1 1 1 FR TOP OF1 I>{K 1 N 0 i l l l ~ l l 1 i ~ 1 i / } / , ~i / • x;11 1 1'~ ~ ~11RQ11~ ~73•.__-- ~ ~ 1
~ f l wr / / f I 1 ~ ! ~ ~~\11 11 1111 ; \ 1111 11 n It ~ y
/ 11 J J I 1 I~~ 1 1 I l 1 1 011 ~ 11 + 1 1 1 11 1 1 1 11 N 1 W m / / l ~ / f f I I I• ~ •1 11\ 1 1 1 111 1 ~ ~ z
~ / / ? ~ \ 1. ? / % YARD UILET ~ a I f \ / / 1 I / ~ ~ . , i \ 1 1 0~ Z / I/I .I / i I. 0 4 I 1 I 1 1 i1~1`1`\`11 1I 1111111\`` ~ ~ 7
- 271 85 , ~~h t 1 t 1 S ~ . ---Q9 _ . ~ / r f . _ / I I I I Ij1 ..`.\101 1\11 111 a 1 , y ~ ~g . 11 11 11 1` 111 . i n
, / / ~ I 1 I I ~ u..\111 1 1 11\ . I 1 ~ / I 1 I I v1y~~v10 1~ 1 ~ N ~ ! v I I I FESI I \1` 11 ` 1\~ 1~.1• ~ ° l
1 I / ~ + ~ I I 1 I I I ~`I 1` 1 p11`I 111 1 1 1 1 1N\ a 1 ` LY
N,- 271.51 r/, ~ ? \ / - ` f I I - ~ ( . I I ( l 1 ~ 1' X11 1'1~~11 ~ 1~ 111 11 ~ I~!l i n ,l ppn ~ 1+ ~ ~ f
I = 769135/ ; I \I \ / C ~ ; m 269.39 , ~1 \ \ ? Cl o ~ o 1 1 ~ I i C( I 1 ~ Il SI ~Illjl~b jlll~~li'll ~ ro 1 ~ N ~a . I I I ! 11 111 ~`1 1 1 1 11 I .N
I I ! J 1 ~ I ro, I i I I f l l jl Ij11,'1 Ijll{11111.~ ~ 1 ~
a I ~ , N ~ I ~ - - ? - r ~ ~ 111 CI ~ ' ~ * ~y/ ~,}pd 1 1 1 ` 11 8 I 1 I ! j 1 J 1 I I I I' 1 j I ~ 11~ Illj 1 I11 ~~e0111`r.'`. ~ ~
U y" r,a I f • • I III I i t) ~ ` ~ I 8 I ! l ! I II I I I I I ? Jl',j11111 ?1~1p11.~4`.~`~ a L ~ I ~ . ~ ~ l I~ ! 1 h I 1' I j I 1 1 J~ III 1 11 11~ ~~1~~ \ 1 WN ` ~i~ i r
1 ! 1 1 I I I ! 1 111 1 1 11 1 1`.~ 1 1 1 FN 1 ~ 0 1 1 I 1 1 I I I I I III 1111 1\ 1 la II ri I l 1 1 1 1 1 1 I I I 1/ III 1 1 1 1 0 I e ~ I
_ of iN I ! ~ r/ / t ~ FFE FFE ~ - ii ? ~ a f ~ i ~ r f t1 ~ -x392. 392.00 - ~ r I 1 1 I 1 l// 1111 1 1 1 1~ ~ 1 1 N ~8 O Q I
1 I ? \ 1 i 1 I I I I , / 1111. 1 11 1 N "l e~ ~W I 1 ~ I 1 /~~y! ~1 1 1 1 1 \ N d
~ . V 1 l 1 1 I 1 1 1 I I 1 I I ' /ri i t 1 1 1 N ~ m 4 f / 1 FFIE Ip CIO ~ I 1 1 1 1 . ` 1 . 11 NN 0 V
D , r ff I f . ` f I . D m 1 Ira llfl f/ / . ~ ® D, YD / 1 29J~.0 I • 1 11I \1.c 1 1 lu~~-~ o '7 fI) ~ E
0 m rra Ilf OII f I ~ ' ` ~ I Z 1: r a p l fat r ! ` ' O - e ' MI91 U ~ G ~ / YD ~ ~ ~
F ' I fy! I ~ ' . ~ 1 - FFE fi f I I1 _ - .P J{/ ff FE ~ 295.0 295E0 ~ ~ IJ i I I I i i I :111 \,1t~~~'~11, 1 1 I; 15 1 I I I L d
r• ~ ~ ~ Ilfl 11 ' ? ~ ` ' \ p I - 1• ' ? -9 96•D ` , I 1 1 ? I I I / - 1 \ 1
~ ~ a III I1 ~ \ ~ f I , ~ ~ FFE ~ ~ 1\ I ,i' ' ~ ` \ ~ i 194• \ \ / ~ \ ~ r - ~ ~ i ~ i ~ ~ J iii' }
} ? .~`~.Y) ~ I \ I Imo, ~ \ \ r /
C `
^ ~ ~ _ ~ h .
\ 1 •z___4: --/.W'o'w' ~ ~ C i
~ w-~, -,y _ _ ~ I ~ _ - _ _ - - -
O ~ - _ - - I' ~ - - - -
w' - -w_I - - - - g- _ ,.w - - - - - I _ _ _ _ _ _ 0
m ~S w ~ - - _ I - SS- H w -w- -W- - - - - - M- - - - - - -SS- 1 W M- -M-- M---M- M - - M -M-- M- =IN- apl_-sp~c_~pl_-_b- -M -y~M---M---M- -M=-=M== 7d=-='hf= --M.=-c.81.=--M: --M- =AM-•~=76=-=1N=- - --W- - -W- -W- y EX. CURB INLET W 2 ..~_~_._~...M W -W- - -W 1 TOP = 274.96 ~ y
III 16" INV OUT = 271.06' ~ ~
n ~ -SS - f ~ -55- -SS- - -ss- - -ss- - -ss- -SS- - -SS- - -ss- - - - - RE PI S D I Y Pr . o SS -SS- - - -SS- - -SS- -SS- - -SS- - -55- - -55- - -S - -S5- - -SS- - -SS- - -SS- - -SS- - -SS- - - -SS- - -SS- S-I~ - EX. CUR6 INLET ~ 0. 4
r Ex. cuae INLET ~ 80' PUBLIC R/W II'o TOP = 260.01' ~ TOP =U275~06ET ~ ~ W
TOP = 276.08 • % EX. CURB INL• - • INV [N - 273.11 18" INV IN = 266.86' ~ ~ Q ~ ~ v !
TOP = 2 - ° INV IN = 261. INV OUT =271.x...---•---'° " 18 lNV IN =27D.71' ~q ~ I
s INV OUT = 261.OD' EX. CURB INLET ' ° ~ TOP 279 28 1 • . STaBMWATER 18" INY OUT = 266.66' ~ `-EX. CURB INLET ~ BASIN N0.1 ~ "O ~ ~ z ~ i g
, ~ INV = 276.28' TDP - zeo.47 (SEE STET C8.4~ J 3 ~ '
c ~ „ m ~ ,
z fL v = ~
e oxva
* EX. CURB I ~ s , TOP = 270.15 , a ~ o,
~ INV = 264.55 > ~ PROP. INVERT IN = 265.05' PRELIMINARY ~ ~
w M ~ • ° l~••' •
~ O , NSTRUCT[ON ~ ~ ~ 0' 00 NOT USE FOR CO 0
m ' ' Z W~ ~
L 0 ~ z
x u 1~ CARD ~ o.
T ~o~~ss~'9 y9y ~ °
A Z .'4 4 ' 3.
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L ¦ • 's 539 = ~ ~i u~
m J~J •
V V ri yj~ ~ p~1 W
° x
0o W
y T SCALE IN FEET = M J
r m 240
* Q O 0. ' 30 so uo Leo
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SLEIGH STANDARDS AND SPECI FICATIO S
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CA RO LI NA
SHEET INDEX
PRIVATE IMPROVEMENT QUAD NT QUANTITIES SHEET No. SHEET TITLE
ABC AGGREGATE BASE COURSE O EXISTING CURB INLET PRIVATE STREETS: 5,474 LF ~
- COVER,. 1 OF 36
ALUM ALUMINUM ? EXISTING GRATE INLET/YARD INLET p • PRIVATE WATER MAIN. 4,567 LF - RECOMBINATION PLAT 2 OF 36
B-B BACK TO BACK Q EXISTING FLARED END SECTION ~ . a ; ' PRIVATE SANITARY SEWER: . C1.1 EXISTING CONDITIONS PLAN 3 OF 36 ' TIER:. 1,482 LF C1.2 SITE PLAN 4 OF 36 {
- F M Y EXISTING FIRE HYDRANT ~ ~i:, 4 BOA BLOW OF ASSE BL -b- , ,
,'d~a L~,~, ~ PRIVATE SIDEWALK: XI TING BLOW-OFF MBLY ' " _ p'> a C&G CURB AND GUTTER DQO E S ASSE ll~l ~3, ,fl ' ' 10,121 LF ~ C2.1 UTILIT1i PLAN 5 OF 36
C3.1 OVERALL GRADING AND DRAINAGE PLAN 6 OF 36
CFS CUBIC FEET PER SECOND ~ EXISTING GATE VALVE ,1ti'- ' t4Ar` ~ ~ •y ~ PUBLIC IMPROVEMENT aUAN ~T QUANTITIES ~ C3.2 ENLARGED GRADING AND DRAINAGE PLAN -NORTH 7 OF 36
CI CURB INLET ~ EXISTING REDUCER „ "r~ . n 2 ,/^~.n SCI + C3.3 ENLARGED GRADING AND DRAINAGE PLAN -SOUTH 8 OF 36
C/L CENTER LINE U EXISTING WATER METER ; ;q° ~ ~ i y f n ~ PHASE NUMBER S
~ CO CLEAN OUT Q EXISTING MANHOLE ' ' ' ~ ' " ' - ~ 1 C3.4 STORM~IIATER BASIN N0.1 9 OF 36 C3.5 STORMWATER BASIN N0.2 10 OF 36
o NUMBER OF LOT S 1 C3.6 NITROGEN AND STORMWATER CALCULATIONS 110E 36
COM COMMUNICATION 0 EXISTING CLEAN OUT Y , ~ tw LOT NUMBERS BY PHASE E 1 C3.7 STORM DRAINAGE CALCULATIONS 12 OF 36
CONC CONCRETE ~ EXISTING POWER POLE , k, C3.8 STORM DRAINAGE CALCULATIONS 13 OF 36
~ `~`"'~d~crlr,.. • c EXISTING GUY WIRE NUMBER OF UNITS CT COURT 0 369 C3.9A STAGE 1 EROSION CONTROL PLAN 14 OF 36
~r
COPPER 0 EXISTING TELEPHONE PEDESTAL ~ LIVABLE BUILDINGS cu : 17 C3.9B STAGE 2 EROSION CONTROL PLAN 15 OF 36 C3,9C STAGE 3 EROSION CONTROL PLAN 16 OF 36
DCV DOUBLE CHECK VALVE• EXISTING AREA LIGHT V OPEN SPACE TWA C3.10 FINE GRADING PLAN 17 OF 36
DDCV DOUBLE DETECTOR CHECK VALVE 0 EXISTING SIGN NUMBER OF OPEN SPACE LOTS LOTS N/A C3.11 FINE GRADING PLAN 18 OF 36
DEFL DEFLECTION ~ NEW CURB INLET C3.12 FINE GRADING PLAN 1! OF 36
- PUBLIC WATER LF DI DROP INLET ~ NEW GRATE INLET/YARD INLET N/A C3.13 FINE GRADING PLAN 20 OF 36
' NEW FLARED END SECTION PUBLIC SEWER LF wA C3.14 FINE GRADING PLAN 210E 36
DIP DUCTILE IRON PIPE , C4.1 SEWER OUTFACES A & B, GALLOWAY GAP ROAD AND 22 OF 36
NEW FIRE HYDRANT ~ DRAIN DRAINAGE PUBLIC STREET ~LF? I4 N/A STORM OUTFACES A, B & C PLAN AND PROFILE
NEW BLOW-OFF ASSEMBLY ~ oR DRIVE PUBLIC SIDEWALK LF 2,579 C4.Z SEWER OUTFACCS C, D 8e E PLAN AND PROFILE 23 OF 36
NEW GATE VALVE : C • N rr,~ C4.3 STORM OUTFACES ~ D, E, F & G ~ PLAN AND PROFILE 24 OF 36
EASE EASEMENT NEW REDUCER Z C4.4 STORM OUTFACE H PLAN AND PROFILE 25 OF 36
ELEC ELECTRIC b NEW WATER METER ~ C W C4.5 STORM OUTFACES I, J, K, L, M & N PLAN AND PROFILE 26 OF~ 36
0~.- < ' EOP EDGE OF PAVEMENT NEW TEE ~ D BY.• C4.6 STORM OUTFACES 0, P, Q & R PLAN AND PROFILE 27 OF 36
C4.7 STORM OUTFACES S, T; U, V & W PLAN AND PROFILE 28 OF 36
EX EXISTING ; m n NEW PLUG C4.8 STORM OUTFACES X, Y, t, AA AND BB PLAN AND PROFILE 29 OF 36
FES FLARED END SECTION r ' NEW MANHOLE C5.1 DETAILS 30 OF 36
FH FIRE HYDRANT W AN OUT ~ Z C5.2 DETAILS ~ 310E 36
0 NE CLE ~ ~P FM FORCE MAIN C5.3 DETAILS 32 OF 36
"'r NEW SIGN 0 ~ s• C5.4 DETAILS 33 OF 36
FT FEET o IRON PIPE ~ ~ BASS, NIXON & KENNEDY, II ENNEDY, INC. C5.5 DETAILS 34 OF 36
FT/SEC FEET PER 5EC BENCHMARK NEW FALLS OF NEUSE ROAD CONSULTING ENGINEERS INFERS C5.6 DETAILS 35 OF 36
GALV GALVANIZED •6810 CHAPEL HILL ROAD, SUITE 250 ;~I~ ~ C5.7 ROUND~A-BOUT DETAILS 36 OF 36
GV GATE VALVE ~ ~ ~ ~ RALEIGH, NORTH CAROLINA 27627 1 1 BLOCK AND GRAVEL INLET PROTECTION a ~sz~
I •'10405E LIGON MILL ROAD HCR HANDICAP RAMP WAKE FOREST, NORTH CAROLINA 27587
~~ou~u? r~~e~ - p~°~'~ ~ 3 FINANCIALLY RESPONSIBLE PERSONIAGENT I `
INV INVERT •TELEPHONE: [phone] OR (800)845-11 SILT FENCE INLET PROTECTION OR 180045 9619 .
FAX: (919~'i1-8966 (Rel.l, [phone] (H L LENGTH •vwwv.BNKinc,oom X9)570-1362 (WF)
LF LINEAR FEET EXCAVATED INLET PROTECTION i. Pelson m wrnact shout sediment control Issues arise during land•distur6ing acdvfty. I
LT LEFT 1n ~ N~ne~ Mack ea~ker Telephone: 157ai 5,,,
MH MANHOLE 2. Person (s) firm (s) flrendelly respomlMe for thb Mnd-dishrrl~g activigr.
MIN MINIMUM SEDIMENT BASIN
GINEERS: DEVELOPER /APPLICANT. EN Colcni I~Pn>,oertles Ttusk
PAVE PAVEMENT • o COLONIAL REALTY, LP BASS, NIXON • AND KENNEDY, INC. Name of Person (s) Rrm (s)
PERM PERMANENT RISER BASIN 21016'TH AVENUE NORTH, SUITE 750 6310 CHAPEL HILL ROAD, SUITE 250
ORDINANCE N0. 1~J5 702 PP POWER POLE BIRMINGHAM, ALABAMA 35203 RALEIGH, NORTH CAROLINA 27627 ~J5) 702 ZC 369 ~anm~ "Adams streetaddre~
Pvc POLYVINYL CHLORIDE ROCK DAM PHONE: [phone] TELEPHONE: [phone] (a) Z•6_ Wakefield, US 1(Capital Boulevard) west sib, al i) west sib, and the east side of Falls of ~~m X03
Neese Road, from the Neese River to Old NC 98 bei ma ~8, being map 1830.04, Block 51, Parcel ~ s~ np s~ ~
PVT PRIVATE - FAX . (336) 57a-1407 FAX. [phone] ng p - - G - EXISTING GAS LINE 0535, and Map 1739.02, Block 58, Parcel 8832 and a portion ~ and a portion of Map 1830.03, Bock 04, 3. Appdr4ed Agentto reoetue any rroflo~ process, a pleadblg Ni any adton or legal
R RADIUS - - COM - - EXISTING COMMUNICATIONS LINE • CONTACT: MARK BARKER CONTACT: DAVID L DUNK, P.E. Parcel 2788, approximately 1792 acres retuned to Thoroughti3 to Thoroughfare Distrkt Condl"h'orrel Use proceeding arising outaf any meCier relatlng bo Rol h Qty Code 5 Part 10.
R/W RIGHT-OF-WAY -UT- - - EXISTING UNDERGROUND TELEPHONE EMAIL: DAVID.DUNN BNKINC.COM (1131.9 acres) and ResidentiaFfi Conditional Use Distril onal Use District (860.8 acres). ~ ~ Harm. ~
RED REDUCER -UE- - - EXISTING UNDERGROUND ELECTRIC Name of tndNldua) of Aged
R ZONE CONDITIONS:
RPZ REDUCED PRESSU E _ E _ - _ EXISTING OVERHEAD ELECTRIC PROJECT ADDRESS .11370 FOREST PINES DRIVE Bass,Nhmn~nd Ktarwredv, rrrc. 09195 X1411 ' j Phaoe of Busir~ hide the qty of Raleigh Business Telephone
RT RIGHT - W - - - EXISTING WATER LINE 1 The rtion of the Thom hfare District zoned area Wlthin tYVI Po ~ I area wthin two hundred {200) feet
S SLOPE - -FM- - EXISTING SANITARY SEWER FORCE MAIN measured perpendicuhdrlytothecommon boundaryoftheparse ery of the parcels listed herein within the f~c H81 flood, suave ~sn. 9abloh. North aroirr>e 27607
ss SANITARY sEwER _ _ - Crenshaw Manor Subdivision will be developed in residential lot -SS EXISTING SANITARY SEWER n residential lots wl~h a minimum area of i4`
thirty thousand {30,000) square feet.
STA STATION E.XISTING STORM DRAINAGE Complete the above end adhsro ~ aver sheet of erosion corlhol plarra. Thk dose not calm flee . place of a cmnplete flnenclel responslb0lty farrrl. A completed form must bs fllsd with the
T TANGENT ~ NEW STORM DRAINAGE Wak@ County PIN # Raleigh Inspections Department priato Iselrance of pemlR
TDD TEMPORARY DIVERSION DITCH - - - - -STREAM
1830.01460974 1830.01374451 1 - TELE TELEPHONE • • • NEW WATER LINE 1 1830.0127 9749
1830.0137 X93 1830.0137 3~8 1 TSB TEMPORARY SEDIMENT BASIN c- NEW SANITARY SEWER Pt91'RtC Strcct Inspection Statement 1830.01379102 1830.01372575 1 8 1830.0127 8845 Z 5 1830.0127 7951 Q
_ 1830.0137 7282 1830.01371598 8 1830.0127 8ggg UTILITY INSTALLATIONS AND OTHER PUBLIC FACILITIES, ~
TSD TEMPORARY SLOPE DRAIN FM NEW SANITARY SEWER FORCE MAIN 1 5 1830.0128 6017 INCLUDING SIDEWALKS AND HANDICAP RAMPS ARE TO
UG UNDERGROUND G - NEW GAS MAIN 1830,01376258 1830.01371645 1 This nuts must be on all wnstruction mylars contuining prirute strtti~ts 1830.01375355 1830.0137 0742 2 ~ BE CONSTRUCTED ON ALL STREETS AS SPECIFIED BY
W WIDTH SILT FENCE before m~~lar si natures are finalized, 9 CITY f!1DE. THESE FACILITIES HAVE BEEN APPROVED ~ BY THi CITY OF RALEIGH AND SHALL BE SO ~
W/L WATER LINE X-X- FENCE INSTALLED UNLESS A CHANGE IS AUTHORIZED BY
- The constluMi~m inspection oti pricatc stroct.4 ~~thin cluctc~• units; 2 The rtion of the R-6 zoned area within two hu WM WATER METER ~ -DIVERSION DITCH l~ ndl hin two hundred 0 feet measured WRITTEN APPROVAL. PUBLIC SANITARY SEWER Cam) EASEMENTS ARE TO BE RECORDED PRIOR TO FINAL Z
. condonnnmms, group housing; to~4nhause develapnlentc and mahile home e e to t p rp ndicuhady he common boundary of the parcels Ilsted he 4lrcels listed here~i Vyith the HighN~nd Park ACCEPTANCE. SIGNATURE:
- ~ YI YARD INLET _ parl;S Sgblttitted fOf Clt4' appr0~'al is the responstbiltn• of the GT GREENWAY TRAIL Subd'nrision will be developed in residential lots with a minims with a minimum area of thirty thousand V
o~4nerlde~~eloper. Copies ol'certilied inspection reports invoh~ a~g (30,000) square feet. •
s~ubgrade/aggregate bane prooholls. aggregate base and aa~phalt dellslhes and TRANSPORTATION SE ES:~. ~ /o ~ 07 ~
• thicknesa, and other pertinent inlinmatiun must he stdmiiUed to the Citya Jsn ineerin • lns actions Mali<~ er at 1'. C1.13ox jt11.1, Raleigh, NC' 27bl.12 or Wake CouMv PIN #
g g p g liked to i91~•1831-(,39. Contact Llur~- Anderson al (919;13 ~1-b.410 io PUBLIC UTILITIES: 0 G1 ~ ~
• bo~•c rc ti cl scuts. 1729.02599933 1729.02 691191 1 obtain details of the a q Ir t 1 1729.02671898 CONSERVATION ENGINEE . ~ 0
- -t 1729.02597793 1739.0268 2719 1 9 1729.02671742 PLANNING L~ ~L Z~ U 7 D ~ W
Tmportant Note: Permits for the remaining 2S% of the huildingg within a 1 729 02 59 7467 ' 1729.0268 2613 1 3 1729.02871557
~icvclo mcnt ~•~~ill not be issued iultil the abo~~c.rc uiremcnts lk~~•e been met 1729.02 59 t~61 ' 1729,0268 2408 1 p q 8 1729.02672490 JUL 200
and a letter of acceptance issued. 1729.0259 7289 1729.02 68 2204
• • 1729.0259 5191 1729.02 681092 i WAKE CO. PIN'S: X830418982 AND 1830419099 ~~~R..~Ar~~~~A~„~ ~
V1'E11AM~S~MDSTORM`d'!ATERBRANG61
RALEIGH PROJECT # GH-3-07 a
1 ~ i
istruction\6678COVEA.dgn 9/19/2007 10:26:21 AM PLOT BY=jeremy

.+ .ua:;.i..3Z a u�'�"' � stiui._.. . ..., r'-'+� .r� .Ld'.L .:�.•. .... ...r -.. n �--un-rnv
WITH CITY OF RALEIGH STANDARDS, SPECIFICATIONS AND DETAILS- IT'S THE LAW:
AS OF JANUARY 1. 1986. NORTH CAROLINA STATE LAW
REQUIRES ANYONE EXCAVATING WITH MECHANICAL
EQUIPMENT ON HIGHWAY RIGHTS-OF-WAY, PRIVATE
UTILITY EASEMENTS. OR PUBLIC SPACES TO NOTIFY
ALL UTILITIES TWO (2) WORKING DAYS PRIOR TO
DIGGING.
E3
rd h "dh
-��. ..
EX. CURB INLET
TOP 11.63' 24" INV IN = 295.56'
EX. CURB INLET EX. CURB INLET TOP 304.02'
`�.TOP = 318.40 24" IN IN = 306.64' 42" INV IN = 294.27'
INV IN = 312.30' INV OU = 302.33 42 INV OUT =291.69'
` INV OUT = 310.00' 50' MINIMUM BUILDING EX. 15" FES
■re
INV = 38011 88, T SETBACK LINE PER CITY 0 ' , 9.31
I '/ 1
RALEIGH ORDINANCES INV = 293.87'
EX. CURB INLET t=' EX. 42 F1r$
INV - 290>i' EX. CURB INLET Z
EX. `CL1RT;f=.tNL,, li [NV = 315.16'---a=+-^_ �'�� ---------
TOP
__ _"_ "- TOP = 299.00'
TOP = 29�:�J 11 EX. CURB INLET EX. CURB INLET -- ^-"^_=_____ ` \ -- - p"�_ _ -- INV OUT' = 294.90' ^ O
18" [NV [N Psi �3; !I TOP = 306.08' EX. C RB TOP INLET TOP = 317.98 .s _--------- `'-----= --------- --_
24" INV IN = 29nW-, ' �tf_ INV = 298.18' INV = 310 39' INV IN = 309.78' --<--------------------------- ------------------ c �\� - -W- - -
r\diVV OUT = 291.11' .�, �`__:-` INV OUT = 309.38'4 __"_"___-__-�--_ ---=- ��---=--=---------=1=_ -W- - W- - -W-cA \ W -W
``��`•.� 'W,- 4`� i}6=-1�-/s_ _----��r...__,.� '�______ __ - j --w- - -w- -W SII
`•^���� 11 / M - �a-n- �_ - __ _=�_===�_=�==�:Q =o�zi _ - - - W - - - W 1 - W II -- -SS- - -SS- - -SS- -S o° ©---- ---2 '-RGP_--- - -__� -- _ _ - �LU
"' - - - _ M I
all to
-41 w_ -------7 RCP W-oo- _ -SS- -- 8Ce_---------- !
-w- - -w--w- - -w- - -w- ii ; -s - - - b -ss- - ------5 11 __--_ -248 =-�_ -_- - _ - - _ `�,�'' TOP =
-SS- _ `.�a EX CURB INLET W Z
' Ujj / - _ -w_ -I I� - -SS- - S- --55- SS. o-==------------------ - _ - 9 _ 298 14' �W V~
-SS- - _ _S _ S - _ _ , 'r _ _ _ _ \_ \ 15" INV OUT = 293.21' W
c -SS- -SS- - -SS- - - �} - - -SS- -------- - - -
EX. CURB INLET\,x,j; / SS - -SS-------- 7�=== __---:- - 320 _ -T-- .----\ `-- \ \ �---/---7 -\ A -�_ _ ==QPM =-� :�_, \ `\�: EX. _ W
_ � ---- -- --- -_--- -___ _ CURB INLET Z �W W
TOP 301 45. �- 1 .:' ---------=- --- --- --------�_ __ -' 1 _.1 \ t`_y _ �e 'a, _ W
'� -�- - \ -1---r \ \ . \=`,�+ \'� ;� TOP 298 12' Z 00
INV = 295.95 r- I / 7 _____ _____- _--------- t - --- - t +� \ 15", INV IN _292 67 , W 1• Z
-\ •• `\^ `` `�``�' 15 INV OUT 292.37 �/ 3
'•�\ �-�iIj 'x'34 ._
to
TOP =URB 301 �61ET;`/r'+� 1 /�'i _ �l �, _-- _ - - �// _ _ ---, AL� 1 _ -- / - r I - o I \ \ \ \_ /; \1�\.� - _ \ >�J�`'� gq
'41�:�` ' HEADWALL 3411111INV = 297.01' ' ,� <- \P
-T-T ♦ 1
TO STORM SEWERa�//
flLF CO A1NED COM OR , '� \\ I \ \ \\\� � � � . ��.• � �
C . ` ( 1 / / / Q7 ! \ \,. I \--11T-ADWAtt,,���,` --� \ ^ � "`�� O Z W V'
BUILD \ 45 I I YI , 1. Z / ` 111\ \ \ TOP = c'87L
1 I p \ 33 ! a \ 111\
• �,�, / ,� / /,// / ! .' SE IY 1 , 3y 1 , I 1 1 J �-.,r / ! � /� \ Il\ \ / O � '/ � .•` � `�•` � Q, J
•/',' '+ / / /! ' I N ES ♦ .YI \ 1 PIN r-_ 00�
Nq `-_�� \ .../ � i lY�� 1\ •�� \ `��`� �
•'/ / VJ 4 //// ` '\ I , _ \ \ �'/�\ "\ \\\ .\ \• �! 1111111/ �' W....
/ / \ 1 1 1 I 1 FFE1 - % \ \I \ • . •\ \• 2
It It
14 \\ \\ \ -/ / -�� 11Jk �'Pt1 ' •`` \ .;�� ..1
299.00 Z J F
%%/ V \ ♦ I I 3 ♦ / i 1 1 1. 1 N i \ 1 11�\` i - $ �f \ \1\\ \\� ,`.\ \ �` •` '1 W
/ ! 1 II r
FFE 46 CIS 1 .1 J \ 2 \ \ I 1 I / �I� i it \` ��,� ! I.2 A� \\.� � \ (%`•-ate
FFE ` 300.00 \ FliF� I 1 1 i 1 1 ` \ 11 !/ P/ ; \\ cJ0 ! I // / \\ \� I I I I\1 1\ \ \ `�� y 1=i1 a Z
.97.0 31331,t�01��\
1 \ \A\ ``♦ \ 1 \ . \ \ / / b• ) I I yj I 1 1 1
ir _4' i / 111 ` \ ` 1 I I ,/ I I \ \ .21 \ •\ \ \ \ ��\\ \`_ _ / !/, I 1 \1 l 1 `\ \ •` `�•0=•Z''
\ a O O�
/ '/ / ,' / / i/ \ •• ` I 40 [• \ ♦ \ / \ 282
Yi / 35 \\ 1 1 / +L I. \�� j / / \ 1\`\N \\� \\ \ \\ \\ `�;` \��� �i� i•O Y.
i
39
IN
r•,,�i / , / �/ 1 \ , \ ` \ \ \ \ \ 3�INV i %N /p/ 1r� \ \ \\ ♦Q \ ♦ \ \ �\ ?1 ,�` ♦ m
r
If , �i i / ( , ./ \ 1 ' / 5.00 •` 1 ` 1 1 F3 \ \ ♦\ \ -\.`L ) . •\ Z16 \ \, \\ \♦ \\\ \ .\ \ ;;
��': ' �' •'i/ IT'rUE TO _ O - I \` `^\ 8 _ 72.9\,."\
\\
/ ! L0'G�pOCKET , , 1 `\ \ \ \ \\ \ \ \ \
\ f 1 - \\ r
• !/�i,�i' / / �r, / /! /// � pA�K -.00710111 1 L1 I 1 \ I 8' � \ ` `• � ♦ ! ♦ \
EX. YARD INLET .':�:'� / /� .;•' / !!;' 1 \\ ��\\ \'. C _3`0 ; 1 / ^
TOP = 292.75 / / 1 HO S ! f � � [ \ 1 /
.,� ! 320 FF / f 1 / \ 1 I 1 1 ' 11►'\\\1 i\t \\\ \ \ \\� �„ .\.` y
' ► 1111 \ \ \ \ \ \ \ C\ �\ \ �•, , 2
6 298.0 �, / v \ l I !/ 1 \ \ \\ \ 1\\ � Yj �'\z 0
\�• / / / / i - 1 \ ^ FFE \• --- --�' / / 9 I \ \ 11 \ \ \ \ \ \ \ \ `�� O H
`\,STORMWATER f /,�•'J\ / ;;/ !// `/ 295.5 \ I I - ----- - // I I / 1 / 1 I IC� \ \ / /� \ \1111\\ \ \ \\ \\ '``,\`\�to
_
'BASIN N0.2
EE SHEET C3.5 °
' IiX. CURB INLET ,/,' / --- -F.FJc \ \ I • ! // / 5. 0
r • Y 1 / I \ I I \ ► � W
TOP = 284.96 /�
`\�$ ��5-- •i� r !' � ! /////,- L� _ _ __ � � -- - // // / /. / / /♦ ► \� (�
TOP C�2�'41NL
93ET Am�l
/P/1 // ---_` '. GI - - __ - - ----- - -- - / / / / / 1 / 0 ., I \ \\\\1\�;�W
15 C� iNV IN = 2/ \ I \ b„_ h t i � I � , \ /`\ 51 Y � / ~ / / 27.0 /' ► . I \ \ \ \ \ \ 1 I I 1 111 \ „ \ `� `! r Q
15 eP INV iN-,�(�+,'% , ,F - I tL' i / �. 1 1 \ 1 \ \.
INV. UT = 280.63 ,/ / / / !a / 1 1 -0 _ i' /'- _ \ _ / / / / / / / / , 1 + \ \50 �JEU9E ►RIN IBUF' R
/ ! / .' ► !" FFE / / / 1 / / s \
/ / ! 1 I ! \ \ _ __
- 30A ---- --- //! / / / /.... / / / i !/ // ,�/, \ , \ A L IB QFVE
FRO TOP 0F\ NIK \ C
•VARIABLE r ,�, /,•, / /t I 1 1 ! ` / / ��- 1 / / \. \ \ \ ` ,
STORMWATER \ \�
BMP EASEMEt - - - - - _ _ _
•,�i �' /� '/\!--I \ \ - � .. \ /- !// � / / / f ( 1 /\\ `\\y
\ z
YARD I It tr / , / / / ! / \ / 85 _ti / / 1 7 1 • i - I , 1 N 1 \♦ \\�6 '\ \ \\ \ \ \ \\ \ \ \ , , `'„
)I !. _ _ - _ - / , ► 0 1 \ \ \ \ M , \ \ r \ + Z ZZ
/-/-..__-.__----- ...--- _ - _/ l f 1 p\ N ► ; ,� \\\.\\ \ \ \ \ \ \\ 1',, O •l Z
Ott
\\
glow
IN ' / \ ES _ - ^� y / / J i 4 1 1 I 1 1 1 \ ` \\\ \\`\ \ \\\\N\\
\' \ \ 1 t
4r,7;",,, / / ` / I / \ /10 - - _ -- __ 4 6 7/ / / ,1 [ f f 1 1 1 1 1 - 1 I \\ 6�;\ \\\ ,\`\\\\ \\y\\ ` ', \ i,`t Z_
�� , , '., Y 19 -C[ CI 1 I
11 \ •� , W
:35' N YD `. 11 _ i \111 \. \ ! / I 1 I 1\I 9P \ ►� \ , `�
P1 9.3/5 '+ 1 / / \ / / 6 CI CI o I 1 1 I 1 I 1 / \\\\\\11 \ \
„ , / / I •�y�4 70 CI 6�rJ �. _ \ I 57 ` _ I / / I 1 pp , / \ \ 11 ii \ 1 II/ ,�1BL
\T / \1OtMWY► ER
,
r// � � / / � 1 ` - Ci ` `�\ 1 ' �' ! I / / ! I 1 I 1 1 ► I I / 1j1 1 1 i �1 \ � \1 \ ,� ` `
,, / �./ 1 / 1 ?7p 7 ' � 63 1 i / / t� - - 1 f ► ! I 1 1 1 I , / , � 1 , \ \ 1 11 11 M� AWS MENT
_^ _ ^^^ •/ / �; / 1 I I I / /'6►11 1 11 1 \ ` \ \ \`\ \\ •, \ ` W
FFE FFE .' I \ \ \ \ I „ II
/ / � , �, 1 / I I I ► 1 1 1
LEI
N , , 1 ♦/ j \ ' -292. `��_ 892.00 1�- _ I I j I 1 / ! /i \ 1 1 1 1\\ \ \ \ \ ` Q z a-
y Q
FFE
2%ZO m Q
291.0
�.;
M U d DI G \ / D \ 5 _ 2 Y FFE , f 1 16 , , 1 \ , 1\ `\' :. `�:\�a'
_ 62 \ _/ I 1 _ 56 FFE 295.0
P �` \\ /1 fl I ` \ N� ! f 1 , 1 1 1 \ \ \�/ Il\ \ \ \ \ ♦ \ r �i
!/ I 9 296.0 - \ \
�+l i 1 f/I } • / _ � , � � .,� , , \ / / /I � \ ♦ e 115 1 1 \ ~�`'�
I I A � / � / // 1 1 _ FFE � --__ \ ► ry / _ q� � \ .` �l,
', N I S / / � ` � •• \ � \ - / � ' ^ 294 • \ - - ' / Y I � ` f'Z-�J.- i' i , \ •A Jf 7'
i�4Sv , `. \t _ i \ -- ^ 1 I y, \ 11 I / YI 1 ' `• - _. '� _ ;�z ^� M' /
LU IL
_yl
be_ _ _ - _
_ _ _ _
-- - r
I - _ ___ _ _
�' - \LL - •Y
-----=-=======---=-= ---=_==----------------_------==-----=---- - ---- ----- _----- ----��=r ---__- ----=---_=_ ___----_=- --------I----g-- --- -------------- - - - �- .�
S- - W- 11, / - - - -- =�/ -1 - - - - I 8'M - - -�-" - - -------------- 3-------=------==---=--=====---- ===-_--=------ -- ---------// -=--=3 ------- - _W_ _ii-
-SS- -SS- y W- -W- -W- - -w- -w - -w- - -w- - -w- - -w- - -w-•:'- -w- - w -w - -w- -- -w- - w- - -w- - - - w- - -w- - -w- - w- - -w- -►- --- - -- --- - - -W- INLET -_�30O
-ss- I 1 - w- - -w- - -w- - -w- -w- - - - -wL - -w- �' Ex CURB -
C=,=,- - //ii H y -W- -Y�/ TOP 274.96 _ `;-_�- z
J SS- i �/r I / in Q // / 18 INV DUj:;;C f j3:06:; =" V/ cc
'SS '®- -SS- - S- - -SS- - -SS- - -SS- - - - - ��i / I G/// _ -SS- - -SS- -0 _ __-
-SS- SS- -SS- -SS -SS- - -SS- - -SS- �- - -SS- - -SS- - - S- - -SS- - -S - $ -SS- - -SS- - -SS- -SS- - -SS- - -SS-- - -Ss- - -SS- - -SS- -SS- - -S - {SS- -r�/SSS- - -SS- - -SS- - - - -��"
` ti=p=== --- _---------------- - - __ ^%-------------- - ___ ---= Ex. Q
------ � _-_ - '-_--------------- ------------ _----- ____-------_--_--_-_------------------- _ ___���- TOP CURB �'
EX. CURB INLET `--- '°�''',:==�=' - -- -- I ------------------------------------------------------------------------------------------------------------ ----------------�--------------------------------____ 06 W Z O
TOP = 2138;�5='_ ----=a�a •_�_._ --- ------=---- - -- - rl _ -- _--- - -- -- - ,: -1_=-_ _------__-__ ------------- ----------------- -- - - ___-___ 18 INV IN - 266.86' O
----------- ---------------------
INV IN = 261.1==> -__--------_ T,..:r =_3--z - - ------ --------- _--�-�

E F RALEI H N I N A ~ IT'S THE LAW:
~ ~ AS OF JANUARY 1. 1986. NORTH CAROLINA STATE LAW
TRASH RACK RACK REOU]RES ANYONE EXCAVATING WITH MECHANICAL
~ / ~ ~ PLASTIC SOLUTIONS. j PYD 48 IOR APPROVED IC SOLUTIONS. INC. EOUIPMENT ON HIGHWAY RIGHTS-OF-WAY. PRIVATE B (OR APPROVED EQUALI UTILITY EASEMENTS OR PUBLIC SPACES TO NOTIfY
ALL UTILITIES TWO (2] WORKING DAYS PRIOR TO DIGGING.
% ~ _ / ~ ~ 10
SEDIMENT BASIN
~ - , ' ~ TOP OF DAM 2-YR. WSE = 264.56 100-YR. WSE = 269.23 (1.0 + FREEBOARD)
( ELEV. 271.00
4" FAIRCLOTH SKIMMER D FEEL OR EOUAL• ATTACHED
~ ~ EMERGENCY SPILLWAY MOU T D 0 SIDS OF DURING CONSTRUCTION.
~ ELEV. = 269.60 MANHOLE. GATE VALVE DPEN DURING CONSTRUCTION. , ,
. 5" • 5" 269.20
o ~ 4'- 0" D1A 2.0" DIA. DRAWDOWN PIPE
M BERM ' lNOT TO SCALE) EXTENDED BASE INV = 261.50 (SEE NOTE 11 • MANHOLE SECTION
i ~ NOUYANCY CALCULATIONS FOR RISERlI3ARREL
Colonial Grand at Wakefield -Sediment Basin No.1 I 1 ~ V N
~o , ~ ro ~ It) 6.5 x 6.5 CONC. ,
' ANT - LLA i ~ ° Riser Inside Diameter ft : 4.0 ~ Z ~ • Riser Wall Thickness in : 5 ~ $ ~
I Z ~ i ° • ° • Pond Bottom Elevation ft : 261.50
Q ° Riser Crest Elevation ft : 269.20 ~!A ~ c3
W , ~ / ° : Densi of Riser Matl Ib/cf): 150.00 0 vI
' ~ 18" RCP ° ' Pi Inside Diameter in : 18
N J ~ O INV. = 261.50 e;• 6" GATE VALVE pi Wall Thickness in : 2.25 W W ~ Z of Pi Ex osed ft : 15.00 ~ W ~ ~ ~
° Densi H2O Ibl 62.40 z x ~ ~ e,
I i • ° • • ° • • ° • • ° • ~ • ° Volume H2O Displaced Riser cf): 141.28 Z ~ 0
~L W O~ ~ ° ' ~ ° : EBONCRF~ ; ~ ° N ,Z., • < , Weight H2O Di IaCed b Riser Ib : 8815.74 ~ Z
• ° ' • ' ° ' ' ° ' ' ° ' ' ~ ~ ; ; . BASIN INVERT = 261.50' Volume H2O Dis laced b Pi a (cf): 41.42 i ~ _ ~ 3
~ a 1 • ° ~ . • . ~ ° • . ~ • • • . • ^ • . • ^ • Wei ht H2O Di laced b Pi Ib : 2584,45 Z ~ 301 a •e•• ••e•• •e•• ~ TotalU IiftForce Ib: 11400.19 ~W ~~sog
I
0 VARIABLE T - 1 LF 18 RCP OUTLE 00 Wei ht of Riser Ib : 6677,52 ~ ~ ~
, STORMWATER ~1.oox 8MP EASEMENT NV. N = 2 1.50' 1 I 6 ' 6" DEEP MASHED STONE ~ Wei ht of Pi a Ib : 2236.54 Z ~7 ~ H ~ ~
0 0 0 ~ INV. OUT = 260.50' NOTE: THE END OF THE 2" DRAWOOWN Pi elRiser Downward Force (Ib): 8914.06 V ~ ~u
o WET D WET DETENTION BASIN N0. ~ PIPE SHALL BE PLUGGED WHILE z yo °W BASIN IS BEING USED FOR SITE BallastConcn3te:
D D 4 50 NEUSE RIVER BUFFER OUTLET STRUCTURE EROSION CONTROL. Minimum Factor of Saf 1.15 ~ I- o o
~ ~ \ (ACTUAL BUFFER MEASURED NTS Required ballast thickness (in : 26.71 ~ J ~ 4 ~ ~
~ Q 0 1~ FROM TOP OF BANK Provided Ballast Thickness in : 28 f•' = W S
~ ' 1 ~ BM. 2002 PG. 371- 73 TOP OF EMBANKMENT = 271. oo Total Downward Force Ib : 13312.29 'A~IIIA1
0 0 ~ ' 50 D Provided Factor of Safe 1.17 v/ v1 , a W TEMPORARY POOL = WATERLEVEL 268.32 //1 Z ~ ~ ~ a
D Y/ V=d~
0 , 50' MUSE RIVER BUFFER START SUBf'ERGED V T 1 3.1 MAX PERMANENT POOL = WATERLEVEL 267.50 Q ~ o ~
D ~ EGE A ~ ` (ACTUAL BUFFER MEASURED IBlERGED VEGETATIVE SHELF = 267.00 ~C 10'' SUBMERGED VEGETATIVE SHELF (SLOPE = 6:1 MAXI W . ~ LL
D ~6 FROM TOP OF BANK END SUBMERGED VEGETATIVE SFIELF = 266.00
0 269.6 ~ ~ ` BM. 2002 PG• 371- 73 END 0 > > }
3; ~ MAx ~ ~ m
d o BASIN INVERT = 262.00
- D , D o ~ ~
p 0 2ss.s ,
0 ~ THE FOLLOWING SHALL BE PLANTED
~ ~ nn 0 ~ ~ ~ ON THE 10 VEGETATIVE SHELF. A SECTION A -EMBANKMENT DETAIL
~ V . ~ \ ~ ~ ~ m , NTS
N ~ . ~ ~ PLANT LEGEND F N H
+ o Og o D ~ , 3 ~ ~ NAX. 3s1 SLOPE ~ ~ Z 0
Oo \ ~ 0 ~ 0 ~ ~ ARROW ARUM (PELTANDRA V[RGINICAI 30' •"-TOP OF DAM = 271.00 ~ ~ O ~
D ~ ~ QUART POT C 12" O.C. 0 0 V V ~ ~
D ~ D
HARDSTEM BULRUSH (SCIRPUS ACUTUSI ~ 0 0 0 , E O 0 ~ QUART POT ~ 6 O.C. I) I ~ ~ v I- ~ 0 O W
o v ~ w 267.50 D II I1=~~I vv ~
D ~ 0 D 0 ~ SPATTERDOCK (NUPHAR LUTEUMI ~ V ~ 8 0 0 267 50 „
o D D 0 1yP' QUART POT L+ 24 O.C. 0 0 ~ oD ~ , D ~ ,o EMERGENCY SPILLWAY = 269.60
~ i
D D m ~ 0
0 1 ~ 0 INSTALL NCDOT " B SECTION B -EMERGENCY SPILLWAY N ~ Z
o N D END MALL FOR 18 NT,S } ~
a D RCP OUTLET m SEE DETAIL ON SHEET C3.6.
0 0 0 ` PLANT AND SOIL SUPPLIER LIST* c m Z
L U PREFORMED SCOUR HOLE . D PREPARATION TREES, SHRUBS. AND PLANTS SCREENED TOPSOIL AND ~ ~ Z
v ~ 010 DISCHARGE = 8.3 CFS ~ D SEE DETAIL ON SHEET C3.6. 1. CHISEL COMPACTED AREAS AND SPREAD TOPSC SOIL TREATMENTS ~
0 1 S02. CONDITIONS, IF AVAILABLE, •SPREAD TOPSON. 3 INCHES DEEP OVER ADVERSE GILL IDE NATIVE PLANT NURSERY m
~ ~ 0 ' ~ 2. RIP THE ENTIRE AREA TO 6 INCHES DEPTH ~ Q o p CHES DEPTH, - 621 STARBURST LANE TRIANGLE LANDSCAPE SUPPLIES
~ 3. REMOVE ALL LOOSE ROCK, ROOTS, AND OTHEI STS, AND OTHER OBSTRUCTIONS LEAVING SURFACE. RALEIGH. NC 27603 10706 CHAPEL HILL ROAD ~ Z FORM, PH. [phone] MORRISVILLE• NC 27560 ~ O
m n ~ , REASONABLY SMOOTH AND UNIFORM, a V D 4. APPLY AGRICULTURAL LIME, FERTILIZER, AND 5 RTILIZER, AND SUPERPHOSPHATE UNIFORMLY www.wetlandplantnursery.com PH. [phone] p ~ ,
+ , AND MIX WITH SOIL (SEE BELOW¦). IW¦). W N
+ ~ 0 5. CONTINUE TILLAGE UNTIL AWELL-PULVERIZED, ~ ; SEEDBED IS PREPARED 4 TO 8 INCHES DEEP. LL-PULVERIZED, FIRM, REASONABLY UNIFORM 31NCHES DEEP. CURE NURSERY
" T T - 87 LF a 1,OOx m 30 RCP OU LE 1. FT 6. SEED ON A FRESHLY PREPARED SEEDBED AND 0 0 O INVERT IN 26 50 EQUIPMENT OR CULTIPACK AFTER SEEDING. )SEEDBED AND COVER SEED LIGHTLY WITH SEEDING 880 BUTEO ROAD ~ 'I
c /INVERT OUT = 260.60 FT 7, MULCH IMMEDIATELY AFTER SEEDING AND ANCH ER SEEDING. P[TTSBORO. NC 27312 ~ Z ~ :DING AND ANCHOR MULCH. PH. 14101 542-6186
~ ~ ~ 8. INSPECT ALL SEEDED AREAS AND MAKE NECES VD MAKE NECESSARY REPAIRS OR RESEEDINGS
D WITHIN TH P T N E LAN I G SEASON, IF POSSIBLE, I IF POSSIBLE, IF STAND SHOULD BE OVER vYww. curenursery. com
a D / ' 60% DAMAGED, REESTABLISH FOLLOWING ORIGII = 0 SEEDING RATES. OLLOWING ORIGINAL LIME FERTILIZER AN ~ ~ ~ H D
~ D 0 0 ~ ' ~ 9. CONSULT CONSERVATION INSPECTOR ON MaNTI MORE SUPPLIERS AT: CTOR ON MAINTENAN(~ TREATMENT AND http://h2o.enr.state.nc.us/ncwetlands/planters.pdf
t~ FERTILIZATION AFTER PERMANENT COVER IS E o ~ N NT COVER IS ESTABLISHED.
- ~ ~ ~ \ D SEE OUTLET STRUCTURE DETAIL (THIS SHEET) • a'This Itst is not an endorsement of the above aonpanies. Contractor is not obligated to use the above companies: this list
a B ~ Q ~ ¦ APPLY= AGRICULTURAL LIMESTONE - 3 TONS/A( IE - 3 TONS/ACRE Is not exhaustive. Individual nurseries moy not sorry large 0 • 10 ANALYSIS AT800 - 1,000 LBS./ACRE numbers of wetland plants. Attempts should be made to obtain
t ~ ~ e FERTILIZER - 10 - 10 - 10 ANALYSIS + ~ e ~ D 0 SUPERPHOSPHATE -500 LBS./ACRE 0 0 K) LBS./ACRE OF 20% ANALYSIS SUPERPHOSPHATE plants from an area as close as possible to the new plonting J
- ~ o MULCH - 2 TONS (APPROX. 80 BALES ROX. 80 BALES) SMALL GRNN STRAW/ACRE area. W
~ ~ ANCHOR -TACK WITH LIQUID ASPHALT + Q r 0 EMULSIFIED ASPHALT AT 300 GALLONS LIQUID ASPHALT AT 400 GALLONS/ACRE OR i 300 GALLONS/ACRE, COMPACTION NOTES: ~ a
1. EMBANKMENT FILL SHALL BE PLACED IN 6 INCH LOOSE LIFTS V' d ~
+ ~ D o D N G SCHEDULE AND COMPACTED TO AT LEAST 95x OF THE STANDARD PROCTOR W "'i 0
m o ° D o ~ •a MAXIMUM DRY DENSITY. v
~ D Q MINIMUM REQUIREMENTS FOR SL D :MENIS FOR SLOPE STABILQATION 2. FILL AND BACKFiLI PLACED AGAINST ALL STRUCTURES. CULVERTS. Q
L D O 0 STAABILIZED WITH GRASS m 0 0 STABILIZED WITH SHRUBS OR VINES ;ASS 311 AND FLATTER CONDUITS. DRAINS. ETC. SHALL BE PLACED IN 4 TO 6 INCH J IRUBS OR VINES 3~1 TO 211 LIFTS AND COMPACTED USING HANG-HELD OF MANUALLY OPERATED 3 ~ Z
0 0 O \ STABILIZED WITH RIPRAP V I 'RAP 2:1 TO 1.51 EQUIPMENT AND COMPACTED TO 9570 OF THE STANDARD PROCTOR vI ~
a \ ST?BIL ZED WITH RETAINING WALL ~ ~ ~ ! ;TAINING WALL STEEPER THAN 1,Ss1 MAXIMUM DRY DENSITY. ~ ~ ~ ,
o ~ ~ 3. THE BASIN INVERT AND EMBANKMENT SHALL BE SEEDED IN ~ ~ Q Z PLANTING RATE ACCORDANCE WITH THE EROSION CONTROL PLAN AND THE PLANTING •
L ~ DATE TYPE
~ AUG. 15 -NOV. 1 TALL FESCUE ESCUE 300 LBS./ACRE PLAN BELOW WITHIN 15 DAYS OF COMPLETION OF GRADING WORK ON W Z ~ ESCUE 300 LBS./ACRE THE BASIN. 0 Q V
o ~ ~ NOV. 1 -MAR. 1 TALL FESCUE ~ b ABRUZZI RYE ZZI RYE 25 LBS./ACRE 4. THE BASIN WILL BE USED FOR EROSION CONTROL DURING THE ~ J '
o MAR. 1 -APR. 15 TALL FESCUE ESCUE 300 LBS./ACRE CONSTRUCTION PHASE OF THE PROJECT. THE BASIN SHALL BE CLEANED Z
j, ~ WALL APR. 15 -JUN.. 30 HULLED COMMON BERMI R ~ E . e" 5 JUL. 1 -AUG. 15 TALL FESCUE AND COMMON BERMUDAGRASS 25 LBS./ACRE OUT AND VEGETATION COVER SHALL BE ESTABLISHED PRIOR TO USE ~ V 3 ESCUE AND 125 LBS./ACRE AS A CONSTRUCTED WETLAND. ~ ~
~ - . 7' ROWNTOP MILLET OP MILLET 35 LBS./ACRE 5. REFER TO SEEDING SCHEDULE ON THIS SHEET FOR
u ~ R SORGHUM- SUDAN 1 GHUM- SUDAN HYBRIDS 30 LBS./ACRE STABILIZATION ABOVE PERMANENT POOL. ~ ~ _
SLOPES t3~1 TO .OPES 1311 TO 2"1) 6. SEDIMENT CLEANED OUT FROM THE CONSTRUCTED BASIN SHALL ~ Q d ~ Q
w m ~ ~ MAR. 1 -JUN. 1 SERICEA LESPEOEZA 1 BE DISPOSED OF OfFSITE AT A LOCATION WITH ALL REQUIRED J Q ~ ~ A LESPEDEZA (SCARIFIED] 50 LBS./ACRE PERMITS. ~
m ~g. ANO t \ ,gym MAR. 1 -APR. 15 ADO TALL FESCUE LL FESCUE 120 LBS./ACRE UTILfIY INSTALLATIONS AND OTHER PUBLIC FACILITIES, ~ ~ 0 ~
. MAR. 1 -JUN. 30 OR AOD WEEPING LOVE y MAR. 1 -JUN. 30 OR ADD HULLED COMMt WEEPING LOVEGRASS 10 LBS./ACRE INCLUDING SIDEWALKS AND HANDICAP RAMPS ARE TO Z W ~ ~ HULLED COMMON BERMUDAGRASS 25 LBS./ACRE BE CONSTRUCTED ON ALL STREETS AS SPECIFlED BY D ~ H
2 JUN. 1 -SEP. 1 T'AlL FESCUE AND ESCUE AND 120 LBS. /ACRE CITY CODE. THESE FACILmES HAVE BEEN APPROVED O
x BROWN MILLET ® 4H~R SORGHUM- SUDAN I MILLET 35 LBS./ACRE BY THE CITY OF RALEIGH AND SHALL BE SO '""yap J GHUM- SUDAN HYBRIDS 30 LBS./ACRE INSTALLED UNLESS A CHANGE IS AUTHORIZED BY CAR~"'~ O ~
~ SEP. 1 -MAR. 1 SERICEA LESPEDEZA i A LESPEDEZA (HULLED-UNSCARIFIED)70 LBS./ACRE WRITTEN APPROVAL. PUBLIC SANRARY SEWER ~ • •
AND TALL FESCUE LL FESCUE 120 LBS. /ACRE ?0~~~,~sloy9s~9 ~ V
NOV. 1 -MAR. 1 ADO ABRUZZI RYE RUZZI RYE 25 LBS./ACRE EASEMENTS ARE TO BE RECORDED PRIOR TO FlNAL r . ~ AC(3:PTANCE• ~ •
m ~ ~ i CONSULT CONSERVATION ENGINEER OR SOIL I NEER OR SOIL CONSERVATION SERVICE FOR SIGNATURE: 153 5 s c ~
Y ~ ~ ~ , - W ' ADDITIONAL INFORMATION CONCERNING OTHER ALTE ~o ~ ~ , W ' DENUDED AREAS, THE ABOVE VEGETATION RATES VG OTHER ALTERNATIVES FOR VEGETATION OF ; C LL IETATION RATES ARE THOSE WHICH DO WELL UNDER - •
~ ,W' LOCAL CONDITIONS OTHER SEEDING RATE COMBINI t RATE COMBINATIONS ARE POSSIBLE. TRANSPORTATION SEfiVIC~ESp:/d /Q ~ W
~ E k L -W~ ~.sccDR ouoiir i~rumrc. NI/I' l1)I/Fold ! _n~ ~ - ee V~
`z - w - cr(~ ~11i`IY*' + Bx¦ I EMPOKAKT - KESEEU AGGUKUINU IV OPTIMUM IU IU OPTIMUM SEASON FOR DESIRED PERMANENT ' ` x!n• !off /0`7 M Q
- 1 VEGETATION. DO NOT ALLOW TEMPORARY COVER _w a Iv ~ ~ - F E BEFORE MOWING, OTHERWISE FESCUE MAY BE SHA 06'266.s6' PORARY COVER TO GROW OVER 12" IN HEIGHT SCALE IN FEET W Irr W JE MAY BE SHADED OUT. CONSERVATION ENGINEER r ~J = Co
INV IN = _ ~ 1e m Go 18" INV IN = 270.71' ' w TOP = 274.96' C W u
a 18 INV OUT = 266.66' 18" INV OUT = 271.06' PLANNING: N r to I o to / 0 10 20 40 60 80 (A
N A
;z

_ 4
AN E WITH CITY OF RALEIGH STANDARDS_ SPECIFI ATIONS ANI ALL CONSTRUC ON SHALL BE IN ACCORD C C 'IONS AND DETAILS IT'S THE LAW!
- - - - PLANT AND SOIL SUPPLIER LIST* TRASH RACK AS OF JANUARY 1, 1966, NORTH CAROLINA STATE LAW PLASTIC SOLUTIONS. INC. REQUIRES ANYONE EXCAVATING WITH MECHANICAL
i ry',,~ ~ / ilia I l / r/ J' / f% ' ~ . PYD 48 (OA APPROVED EOUALI EQUIPMENT ON HIGHWAY RIGHTS-OF-WAY. PRIVATE '
TREE . SHR B , AN PLANTS SCREENED TOPSO i L ANO ~ ~ I ' / / ~ ~ / ` ` UTILITY EASEMENTS. OR PUBLIC SPACES TO NOTIFY
. I / / / / SOIL TREATMENTS ,i' / / ' i' ' / / : / 10 DIGG[NGLITIES TWO (21 WORKING GAYS PRIOR TO SEDIMENT BASIN
GILL IDE NATIVE PLANT NURSERY ~ ~ ~ / 9~` / TRIANGLE LANDSCAPE SUPPLIES ~ % ' / ' ' roP DF aM
621 STARBURST LANE , I D 10706 CHAPEL HILL ROAD ~ r;' ! ; / ELEV. 282.00- OF DaM 2-YR. wSE = 272,66 100-YR, WSE = 277.56 11.0 + FREEBOARDI . 282.00-
RALE I GH, NC 27603 ~ ; ; , / , 1 / / / ' ' , _ _ _ , / , ' / c / / / MORRISVILLE, NC 27560 ~ ~ ' / ~ / ~ 4" FAIRCLOTH KtMMER V V AN EE OR QUAL. A ACHED
PH. (9191 302-6900 ; ; / / ~ PH. (9191 460-4410 ' ~ / ~ / / , J r \ - www.wetlandplantnursery.com / f / \ , / , / ~ / ! / \ ~ , EMERGENCY SPILLWAY SPILLWAY MDUNTED N SIDE 0 DURING CONSTRUCTION.
/ -1 / , , / \ , / , ELEV. 280.50 MANHOLE. GATE VALVE OPEN DURING 10.50 - CONSTRUCTION.
CURE NURSERY ~ / , \ , / 5" 279.50
880 BUTEO ROAD TOP CU284~96ET ' , , ~ - °'i BERM ~ EXTENDED BASE e; 2,5" DIA, DRAWOOWN PIPE
P[TTSBORO, NC 27312 6 1.1/ r'ip' ' ~ ~J~~ (NOT TO SCALEI MANHOLE SECTION INY = 275.00 (SEE NOTE 11
PH. 14101 542-6186 ~ ~ ~ ; / ~ / • t'tOUYANCY CALCULATIONS FOR RISERlt1ARREL
enurser .cam - / - - - www.cur y ~ , - „ r. / - _ ~ (1) 8.2 x 8.2 CONC. Colonhl Grand at W~ofleld - SedNnent Bain No. 3 x 8.2' CONC. ~
P ERS AT: / r' ~ I , ~ ANT[ S P COLLAR MORE SUP L I , , , / / _ . _ P COLLAR ~ Riam I:reide Diamoter (ft): _ 4.0
.us/ncwetlands/ lancers. df ~ ~ ~ ' - ~ http://h2o.enr.state nc p p I , / &.,Ya~O"INLET- / - _ _ R(ea Wall Thickness to • 5 V N ° ' ° ' Pond BoUorn I]evadon ft 288.50 ~ a
/ ~ ,r I r / / ,T'OJ''•y 29Z,, 75' i 1 1 ' ~ This I ist is not on endorsement of the above companies. ; ~ / / ! . ' - -r--_____ _ - _ _ ° Rk1Br Clest EIBVat10n 278.50 Z • or Rieer Me8 ibl : 150.00 n 3
se the above c aniesi this 1 ist ' ~ ` ' ' ' - Contractor i s not ob I i gated to u amp , ~ ~ ~ ~ , , ~ r , _ , _ _ _ _ _ - - _ ~ I:afde Dk+meter n : 18 ~ i~ ~
is not exhaustive. Individual nurseries may not ca y g , ~ ~ , , , , r , _ numbers of wetland plants. Attempts should be made to obtain ~ ,,~,r \ cp ~ ; ;,I / ~ ~ / J , I ~ - _ 18" RCP 6" GATE VALVE WaNTNda:ess 2'~ ~ ~V INY. = 269.50 afPt : 10.00
p I ants from on area as c I ose as pass i b I e to the new p I ant i ng ~ , i r ! ; 1 ~ rr , _ - ~ ° H2O N 62.40 1//
area. , „ ; , / / ! ! / ' ! / I Volume H2O DI aced RiBBr 183.48 ~ ~ ~ Wet HZO laced Rk~er 11448.01 ~ Z :.~:,~:.••~.••:.•••.•.t.••:.••:.~:.~:,••:.~:.•• '0; ~0: INVERT '
EX. CURB INLET : ~ -I- ' ' ' / ' r r ' i I TOP = 284.93' a° , ~ 1 { / -7j~'"RL~,1--- ---fr 1 / 1 I • aALlA'ST• ~ volume li'10 ' Pi 27.6, z W
15" CMP [NV [N = 281.43' / % ' i ! ! r I r'r%' 15" RCP [NV IN = 280.70' % ' _ / / ! f ' ° ~ ° ' CONCREtF °M ^ ~ ' ° BASIN Wet M H2O IX laced PI b : 1722.87 W F '4 =269.5' TotalU Hi Faroe b: 13171.88 W
r rr INV OUT - 280.63 r , ~ ! - , ~ __.~_1_ J _ r I I ~ a: wel ht ofRlaer b: 6672.io W• o°
MPACTION NOTES: i r%' ,i I q', / ,%y~ / ~ i / ! 1 I I " _ CO ~ , ~ I / , ~ / / , , / r I I 18 RCP OUTLET 150 L ' OUTLET - 150 LF Wei ht of Pl b : 1481.03 Z
1. EMBANKMENT FILL SHALL BE PLACED [N 8 INCH LOOSE LIFTS r ; r/,;' + / / ' / ! / ' I I ~ 3.67 x ' ' I , 1( ! I I [NV. IN = 269.50' x PI aer Doxmxrard Force 10163.13 aTi I = 269.50' ~
AND COMPACTED TO AT LEAST 95y, OF THE STANDARD PROCTOR ; ;/i / ~ I / c ~ , I I , / v r ,t / 1 ~ ~ i 1 / I I INV. OUT = 264.00 MAXIMUM DRY DENSITY. y Ballatcw:aea: Z "3 m IT = 264.00' 6" DEEP WASHED STONE Mirdmum Fa:do:'of Safest : 1.15 ~ W ~ ~ ~ d
2. FILL AND BACKFILL PLACED AGAINST ALL STRUCTURES, CULVERTS, ~ r ~ i ! /i v ` \ I r
CONDUITS, DRAINS, ETC. SHALL BE PLACED 1N 4 TO 6 INCH / 'y : , ; / ~ ~ ~ , \ - I I , ~ \ - _ WET DETENTION BASIN NO. Z NOTE: THE END OF THE 2.5" DRAWOOWN red belhutthidcneae In : 31.73 ~ ~ n PIPE SHALL BE PLUGGED WHILE BASIN IS Pro~ridedBalleatThfdlr:ees 32 d?
LIFTS AND COMPACTED USING HAND-HELD OF MANUALLY OPERATED , , , / , , ~ , _ _ OUTLET STRUCTURE BEING USED FOR SITE EROSION CONTROL. Total DoMSnward Force Ib : ~ 15189.88 ~ ~ e
EQUIPMENT AND COMPACTED TO 95x OF THE STANDARD PROCTOR ' 'e' ' ' ' ~ ` ' Q ` ' ~ ~ NTS Provided Factor of S 1.15 ~ ~ µl N ~ ~ uP" 5r O I11
MAXIMUM DRY DENSITY. ` ` / r ' / \ / - / / ' o-~o V_
3. THE BASIN INVERT AND EMBANKMENT SHALL BE SEEDED IN ; ,4i y ' / , / - - TH PLANTING ' V' ; / / / / \ / - - , ; ACCORDANCE WITH THE EROSION CONTROL PLAN ANO E , , , , / r / `t ~ TOP OF EMBANKMENT = 282.00 ~ r ~ W
~ Y OF COMPLETION OF GRADING WORK ON ~ / i ' ~ ' PLAN BELOW WITHIN 15 OAS ;'o''/ ; ! / ~ / _ ~ - -
THE BASIN. ; , , ~ / ~ , r TEMPORARY POOL = WATERLEVEL 276.42 Z~~ m
. A N WILL BE USED FOR EROSION CONTROL DURING THE ' -~ti.. ' ' / 4 THE B S I , , ~ , „ / / _ - - - - PHASE OF THE PROJECT. THE BASIN SHALL BE CLEANED r / ~ ! / / ~ ~ /
CONSTRUCT[ON r,., , /p: , , ~ \ , _ _ START ! / PERMANENT POOL = WATERLEVEL 275.00 Y/ Y/ G~ Q W START SUBMERGED VEGETATIVE SHELF = 274.50 'A a. Z
OUT AND VEGETATION COVER SHALL 8E ESTABLISHED PRIOR TO USE AS A CONSTRUCTED WETLAND. ! { ~ / 10' SUBMERGED VEGETATIVE SHELF ISLO'E = 6:1 MAXI N ~ ~ ~ d ~
_ _ ING SCHEDULE ON THIS SHEET FOR ~ %ri'i /r r' . ! ~ i 5. REFER TO SEED ` END SUBMERGED VEGETATIVE SHELF = 273.50 ~ O ~eq m W
TABILIZATION ABOVE PERMANENT POOL. ~~„~i r rr i ~ ~ \ - S ; r~ ' rr ~ r ' ~ i ` i -
6. SEDIMENT CLEANED OUT FROM THE CONSTRUCTED BASIN SHALL J ~ r , vaRl LE k BASIN INVERT = 269.50
TH ALL REQUIRED % ! r ' / ~ t STOR ATER BE DISPOSED OF OFFS[TE AT A LOCATION WI ~ r ! / ~ _ ' I ' ` / BMP E EMENT PERMITS. _ r' r a , , nY ! '1 / \ / ~
i i u i ~ y ! / 1 / 1 / i _ - - m
EX. YARD [NLEi q rr i / i i'' 1 / l~ i ' ` i I INV = 271.85' ' i ,i r' , ~ ~y 1 / ! 7 ' ` / ` / _ `
r, , 4 n , / , , j / r.
4 , ro, ~ r r / / / 1 0 A SECTION A -EMBANKMENT DETAIL
, r a ' / , ~ / I 1 / Q ~i i ,i i / r ~ / I / ~ ~ i / 1 NTS
. r r e r r / - ~
p ~ r , n r l 1 p EX. CURB INLET ~ „ ~ ~ / / ~ / MAX. 3:1 SLOPE N
a TOP = 274.81' • ~ ~ ~ ~/n ' i/ ' / a ` W p Y1 [NV IN - 271.51 , „ r r v 1 / i , \ / / _ ~ TOP OF OAM = 282.00' ~ G
~ 15 1NV IN = 269135 ~ r r r q / ~ I / 1 , +I 275.00 1
1NU OUT = 269.35 ~ , ; ~ rr I/ j\ , / / 1 4 ~ 1 1 OH 1111=III=11- _ ~II~~I~II
I I ~I I I.I I I-1 I I- _ I I-L1-1 I I-1 I I-1
~ I 4 L , , , ; I / / I - - - - - - 0 W
I / o , , uu r / ! 1 / ~ / 1 275.00 ~ V ~
L r r rlr r! r \ l A O V~ ~ \ - _ EMERGENCY SPILLWAY = 280.50'
W
p , , u, q r ~ , 1
, , nr ,h i I r 1 / 1 ' SECTION B -EMERGENCY SPILLWAY d D
~ NTS r ~
o ~ ; i S'' r ' ; / ' ' ' D ~r r „ , Z
L r , u, ! Ir ! , ~ ! ~ l 0 y N
v ' ~ ' ! r / / / ' ' / / / • 0 ~~'90
0 ' rii ~ ir' r I ! ! l r / OD Z m Z
, ,rr 1 r,d r r , l I I O i SEEDaED PREPARATION
~ i ii r' q ! ! ~ !r , rl l ' l I I it 0 m ! n , r dr r r ! r!r , 28 50 / , ID ~ ~ N
° , er r41 / r , , I 0 7 i u' i h' I ' r, I , / i 1 i, CHISEL COMPACTED AREAS AND SPREAD TOPSOIL 3 INCHES DEEP OVER ADVERSE
SOIL CONDITIONS, IF AVAILABLE, THE FOLLOWING SHALL BE PLANTED m 2. RIP THE ENTIRE AREA TO 6 INCHES DEPTH, ON THE 10' VEGETATIVE SHELF: r.
ro i,'r , tir 1 ~ ' l / DI V~ _ 3. REMOVE ALL LOOSE ROCK, ROOTS, AND OTHER OBSTRUCTIONS LEAVING SURFACE ~ 2
18 R~P,OUTLEi 150 , „r r r ~ , I O o INVEfLT SIN - 269.50 F ~ r I / , Qgp, I 0 SEE OUTLET STRUCTURE REASONABLY SMOOTH AND UNIFORM. o Q 4. APPLY AGRICULTURAL LIME, FERTILIZER, AND SUPERPHOSPHATE UNIFORMLY PLANT LEGEND ~ o
* INVEit'TiOUT - 264.00 f !'r°! r ! ~ ~ / r rl DETAIL (THIS SH~€T) 0 ,r/ ! / ` ~ AND MIX WITH SOIL (SEE BELOWMI. N
0 i , !ir 1 ! ! 4 I I I 1 0 5. CONTINUE TILLAGE UNTIL AWELL-PULVERIZED, FIRM, REASONABLY UNIFORM II SEEO~D IS PREPARED 4 TO 6 INCHES DEEP. ARROW ARUM (PELTANDRA V[RGINICAI
- m , r ! r , 6, SEED ON A FRESHLY PREPARED SEEDBED AND COVER SEED LIGHTLY WITH SEEDING ~ QUART POT ~ 12" O.C. ~
EQUIPMENT OR CULTIPACK AFTER SEEDING. $ Z
p ,'yr r! 1 rr / D I 1 1 7, MULCH IMMEDIATELY AFTER SEEDING AND ANCHOR MULCH, HARDSTEM BULRUSH (SCIRPUS ACUTUSI $ m ~ Q B. INSPECT ALL SEEDED AREAS ANO MAKE NECESSARY REPAIRS OR RESEEDINGS 0
,,,r r ~ l ~r ~ rr ~ WITHIN THE PLANTING SEASON, IF POSSIBLE, IF STAND SHOULD BE OVER QUART POT W 6' 0. C. ~ ~ ~ H
r 1 j i 4 r' i i ! i O 27 1 60% DAMAGED, REESTABLISH FOLLOWING ORIGINAL LIME, FERTILIZER AND SEEDING RATES. SPATTEROOCK INUPHAR LUTEUMI
~~r I h r, r , 0 9, CONSULT CONSERVATION INSPECTOR ON MNNTENANCE TREATMENT AND QUART POT ~ 24" O.C.
° , ,,r 1 ' , h ' r r O - , FERTILIZATION AFTER PERMANENT COVER IS ESTABLISHED.
- , r r f O Ir I I 0 •'V D v ,,,i r I rIr rr D
N r y 1 Ir r - O i • APPLYI AGRICULTURAL LIMESTONE - 3 TONS/ACRE 0
! r r ll , ! D ' ~ EX. CURB I LET , r r ' r 1 i rl r ---I- ~ ~ - FERTILIZER - 10 - 10 - 10 ANALYSIS AT800 - 1,000 LBS./ACRE SUPERPHOSPHATE - 500 LBS,/ACRE OF 20% ANALYSIS SUPERPHOSPHATE J
\ TOP = 268. 3' , 9 ! r! - ~ 15" INV t = 2 1.04' , ~ ! ~ I ~ r1 r r ' ° r I Irr I f MULCH - 2 TONS (APPROX. 80 BALES) SMALL GRAIN STRAW/ACRE
c 24 INV I= 2 3)48' ~ n , I i, r r Hr r I I 1NV OUT - 260 2 r~ r I I. I r r a I J - ANCHOR -TACK WITH LIQUID ASPHALT AT 400 GALLONS/ACRE OR UTILITY INSTALLATIONS AND OTHER PUBLIC FACILITIES ~ Z
'r I Ir + r / ` ,14 I r ' EMULSIFIED ASPHALT AT 300 GALLONS/ACRE. INCLUDING SIDEWALKS AND HANDICAP RAMPS ARE TO d ~
rry r i t Il I I I I ' ~ ~ I r4 , O I I Ir rl I I ) ~ ~
L 1 ,l,, I` I I rl I ! ` , SEEDING SCHEDULE CITYOCO~UCTTHESE FACIL[TIESSHAVESBEENFAPPROYED W ~ BY THE C[TY OF RALEIGH AND SHALL BE SO ~ ,
/ ~ ` MINIMUM REQUIREMENTS FOR SLOPE STABILIZATION INSTALLED UNLESS A CHANGE 1S AUTHORIZED BY Q ~ t
/ WRITTEN APPROVIW.. PUBLIC SANITARY SEWER STABILIZED WITH GRASS 3:1 AND FLATTER EASEMENTS ARE TO BE RECORDED PRIOR TO FINAL ~ Z
L ~ n I I ~ rr' i' - p I r -1. a ~ A ~ STABILIZED WITH SHRUBS OR VINES 311 TO 211 ACCEPTANCE. ?w STABILIZED WITH RIPRAP 211 TO 1.5=1 v~ ~
I STABILIZED WITH RETAINING WALL STEEPER THAN 1.511 SIGNATURE'' ~ ~ ~ ,
DATE TYPE PLANTING RATE TRANSPORTATION SERVI ~ ~ W z
~ \ i \ III ~ ( \ ` ` / - \ i ~ _ ~
AUG. 15 -NOV. i TALL FESCUE 300 LBS./ACRE ~ v NOV. 1 -MAR. 1 TALL FESCUE 300 LBS./ACRE PUBLIC UTILIT 0
d ABRUZZI RYE 25 LBS./ACRE CONSERVATION ENGINEE : 0 7 Z
_ i/ l ~ ~ ' \ \ _ ' MAR. 1 -APR. 15 TALL FESCUE 300 LBS./ACRE V Q
~ \ APR. 15 -JUN. 30 HULLED COMMON BERMUDAGRASS 25 LBS./ACRE Q ~ 'S JUL. 1 -AUG. 15 TALL FESCUE ANO 125 LBS./ACRE PLANNINGr "
ROWNTOP MILLET 35 LBS./ACRE ''nn
a \ , t, \ \ _ \ t ~ w _ , R SORGHUM- SUDAN HYBRIDS 30 LBS./ACRE V W ~ z
SLOPES (3:1 TO 2:11 ~ Q O ~ ~
0 x.41 \ ~ _ ~i MAR. 1 -JUN. 1 SERICEA LESPEDEZA (SCARIFIED) 50 LBS./ACRE Q ~ ~ AND e~ ~ p
MAR. 1 -APR. 15 ADD TALL FESCUE 120 LBS./ACRE ~ ~
ry \ ~..o - _ _ _ - \ MAR. 1 -JUN. 30 OR ADO WEEPING LOVEGRASS 10 LBS./ACRE O 0 ~ H MAR. 1 -.JUN. 30 OR ADD HULLED COMMON BERMUDAGRASS 25 LBS./ACRE
JUN. 1 -SEP. 1 4•TALL FESCUE AND 120 LBS./ACRE ~N°N
4MH~ROWN MILLET 35 LBS./ACRE ~ ~ ~ J O
R SORGHUM- SUDAN HYBRIDS 30 LBS./ACRE ~,•~SI" $ ~ V SEP. 1 -MAR. 1 SERICEA LESPEDEZA (HULLED-UNSCAR(FIE0170 LBS./ACRE r ~?~~'0~ ~gs19
EX. CURB INLET _ - _ _ - - TOP = 268.65' = - - AND TALL FESCUE 120 LBS./ACRE • ~
m INV IN - 261.13 NOV. 1 -MAR. 1 ADD ABRUZZI RYE 25 LBS./ACRE _ ~ SEAL (i O ! 15395 s ~
WV OUT = 261.00' - m - I _ _ CONSULT CONSERVATION ENGINEER OR SOIL CONSERVATION SERVICE FOR ~
Y - - d - _ pR - _ ADDITIONAL INFORMATION CONCERNING OTHER ALTERNATIVES FOR VEGETATION OF DENUDED AREAS, THE ABOVE VEGETATION RATES ARE THOSE WHICH DO WELL UNDER • W
ES - - T _ - _ ~ P[ - p - NE x S D - LOCAL CONDITIONS OTHER SEEDING RATE COMBINATIONS ARE POSSIBLE. ~ 11 ~ N
S _ RI S V _ E Z •••TEMPORARY -RESEED ACCORDING TO OPTIMUM SEASON FOR DESIRED PERMANENT ~ I~ ~7 W ~ ~
S _ S _ _ ~~i _ _ VEGETATION. DO NDT ALLOW TFf°(PORaRY CnvFR rn renw nvaa w u~ICUT SCALE IN FEET u1 ww 1{. ~
00 r y Y V BEFORE MOWING, OTHERWISE FESCUE MAY BE SHADED OUT. v 0 10 H 20 40 60 80
Il O V v
A
nstruction\667Bc3 5.dgn 9/18/2007 3:07:16 PM PLOT BY=Mary Bullock

IT'S THE LAW!
E•DEVELOPMENTIPOST-DEVELOPMENT ANALYSIS ~ PR AS DF JANUARY 1. 1986. NORTH CAROLINA STATE LAW
REQU]RES ANYONE EXCAVATING W[TH MECHANICAL
ESTHE PRE•DEVELOPMENTIPOST-DEVELOPMENT STORM- THEFOLLOWING SUMMARIZ PLAN VIE W EQUIPMENT ON HIGHWAY RIGHTS-OF-WAY. PRIVATE UTILITY EASEMENTS. OR PUBLIC SPACES TO NOTIFY
WATER RUNOFF CALCULATIONS FOR THE YEAR AND 10•YEAR, 24-HOUR STORMS FOR UTILIiI' INSTALLATIONS AND OTHER, PUBLIC FACILmES INSTALL LEVEL AND FLUSH THE COLONIAL GRAND AT WAKEFIELD APARTMENTS USING THE RATIONAL METHOD. WITH NATURAL GROUND. INCLUDING SIDEWALKS AND HANDICAP RAMPS ARE TO ALL UTILITIES TWO f2) WORKING DAYS PR]OR TO
P s BE CONSTRUCTED ON All STREETS AS SPECIFIED BY IMPERVIOUS DIGGING.
PRE-DEVELOPED CONDITION T ~ CTTY CODE. THESE FACILmES HAVE BEEN APPROVED T G s BY THE CITY OF RALEIGH AND SHALL BE SO v AREAS
PIPE OR DITCH OUTLET INSTALLED UNLESS A CHANGE IS AUTHORIZED BY
TIME OFCONCENTRATION - 5.0 MINUTES WRITTEN APPROVAL PUBLIC SANfiARY SEWER _ A A
DRAINAGE AREA 26.5 ACRES EASEMENTS ARE TO BE RECORDED PRIOR TO FlNAL
COMPOSITE C - 0.20 ACCEPTANCE. SIGNATURE:
PRE-DEVELOPED Q2 = 30.5 CFS •
PRE-DEVELOPED Q10 = 38.3 CFS J~ 11
SQUARE PREFORMED TRANSPORTATION SERVICES: SCOUR HOLE IPSH ,W 1
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N N P PUBLIC UTILITIES: POST-DEVELOPED CONDITION WITHOUT STORMWATER DETENTION RIP RAP i BAS I B - a 5' NDT SHOWN FDR CLARITY N AT ~ ~
CO SERV ION ENGINEE - T D = ~.o' U ~
TIME OFCONCENTRATION - 5.0 MINUTES Gp b e T ~ PLANNING:
DRAINAGE AREA = 26.5 ACRES W = g' o Z ~
COMPOSITE C = 0.60 d = 0.5' ~ ~
POST-DEVELOPED Q2 - 91.6 CFS PIPE OR POST-DEVELOPEDQIO = 114.8 CFS DITCH ~ p~ 3=
F OUTLET SECTION A - A 0
'<< S~ pp ZW W .
POST-DEVELOPED CONDITION WITH STORMWATER DETENTION ~ ~ , M N I PSRM a D ]
NATURAL Q ZZ
= 23.4 CFS < 30.5 CFS ~ POST-0EVELOPED Q2 W
POST-DEVELOPED Q10 = 33.4 CFS < 38.3 CF5 TucK ~ ~ z ~ ~
LINER: CLASS "B" RIP RAP e 18" THICK WITH FILTER FABR]C. ' ~
i W~~~~
THE FOLLOWING SUMMARIZES INFORMATION ON THE DESIGN FOR WET DETENTION S C 0 ~ R HOLE D E T A I L BASIN NOS.1 AND 2 FOR STORMWATER ATTENUATION AND THE RESULTS OF THE '
ROUTING CALCULATIONS REFER TO SHEETS C3.5 AND C3.6 FOR DETAILED DESIGN
( 3 4 5 1 D2: (1) (2) INFORMATION ON WET DETENTION BASIN NOS. AN ) Z ~
SITE TN EXPORT TN EXPORT TN EXPORT TYPE OF LAND COVER 0?
AREA COEFF. Y LAND USE FROM SITE S ~°~W
THEPROPOSED SITE IMPROVEMENTS RESULT IN A 200°A INCREASEIIIt.~1'ORMWATER (ACRES) (LBS/ACKR) (LBSIYR) (LBS/ACNR) ISTURBED ~ J ~
RUNOFF FOR THE 2-YEAR STORM AND A 200°h INCREASE IN •STORM~.3~R RUNOFF FOR p .p 0 SPACE Z ~ _ ~ ~ ~
THE 10-YEAR STORM; CONSEQUENTLY, STORMWATER ATTENUA'~~ IS REQUIRED. PER AN NTLY PRESERVED U IST R A" p M E ND u eEO 4.1 0.6 2.5 .y ~aWp
OPEN SPACE (FOREST,UNMOWN MEADOW) THE WET DETENTION BASINS WILL BE USED AS STORMWATER BM~'.~:fOR TREATMENT
AS WELL AS PROVIDE STORMWATER ATTENUATION SO THAT THEPOST-DEVELOPMENT v~z~~=~
SITE DISCHARGE FOR THE 2-YEAR AND 10 YEAR STORMS DOES NOT EXCEED THE PRE- PERMANENTLY PRESERVED MANAGED 10.9 1.2 13.1
DEVELOPMENT DISCHARGE. THE FOLLOWING SUMMARIZES THE DESIGN INFORMATON OPEN SPACE (GRASS, LANDSCAPING, ETC.) . MANAGED Q~ ~M~~
FOR WET DETENTION BASIN NOS.1 AND 2 FOR THE COLONIAL GRAND AT WAKEFIELD IMPERVIOUS SURFACES (ROADS, PARKING OPEN SPACE mV '
APARTMENTS SITE USING PONDPACK COMPUTER SOFTWARE BY HAESTAD METHODS: LOTS, DRIVEWAYS, ROOFS, PAVED STORAGE 11.6 21.2 243.8
AREAS, ETC,) . ;;m
POST-0EVELOPED AREA DRAINING TO WET DETENTION BASIN N0.1: AREA MAP FOR NITROGEN CALCULATIONS
- TorAL ~,6 258.4 TIME OFCONCENTRATION - 5.0 MINUTES NOTE
DRAINAGE AREA = 6.9 ACRES REFER TO THE NITROf~N CALCULATIONS ON THIS SHEET FOR THE TOTAL IMPERVIOUS AREA,PERMANANTLY PRESERVED MANAGED OPEN SPACE AND PERMANANTLY PRESERVED
COMPOSITE C = 0.70 UNDISTURBED OPEN SPACE.
AVERAGE FOR SITE 9.8
m = o m Q2 DISCHARGE INTO BAMN N0.1 27.8 CFS o m Z Oy Ol W
Q10 DISCHARGE INTO BASIN N0.1 = 34.9 CFS ~ ~
o ~ W O
O . m 2 DISCHARGE OUT OF BASIN N0.1 = 4.5 CFS r O ~ -~I N NQ~C) ~ ~ 0 ~
c Q mZ S~ ~ Q10 DISCHARGE OUT OF BASIN N0.1 = e.4 CFS POST-DEVELOPED NITROGEN LOADING CALCULATIONS ~ ~ D SLOPE AS INDICATED ON PLANS ~ J p0, N Z V v ~ ~ P 'E G'IOOVE R g~ 00 = a
GAO nm SELL END OF PIPE / Ol: Z y
~ ='n D e THE POST-DEVELOPED NITROGEN LOADING WITHOUT STORMWATER BMP'S IS 8.8 LBSIACIYEAR BASED ON = N C O TO FACE OF WALL ~ ~ /F~ ~ V ~ = 0 0 W O v f7
~ DRAINAGE AREA To BASIN N0.1 6.9 ACRES THE A VE INFORMATION 259A LB lY 'CONSEQUENTLY STORMWATER BMP'S ARE NOT REQUIRED TO ? ~ ~ r m N
= 4.3 ACRES 62.3°h ~ ( S ' Q O ~ IMPERVIOUS AREA ( ) L ADIN .THE SITE IS RE UIRED TO PROVIDE 8596 TSS REMOVAL n ~ Z i \ S y~4,~J n W I I I I ~ eQ~
o OL ELEVATION = 267.50 FEET REDUCE THE POST-DEVELOPED NITROGEN 0 G Q ~ PERMANENT PO ~ D I ---I I ---I x o ~ ZOI-I~ ~ G
° - 0 FEET D P BASED ON THE 401 APPROVAL FROM THE N.C. DIVISION OF WATER QUALITY (DWQ).~ TWO WET DETENTION D ~ ~ - - - PERM. POOL SURFACE AREA REQUIRED - 7,548 SF 3. EE) ~ i ~ - 4 PERM. POOL SURFACE AREA PROVIDED = 17,492 SF BASINS ARE PROPOSED FOR 8596 TSS REMOVAL TO SATISFY THE DWQ REQUIREMENTS. WET DETENTION O , li-~ I I I PIPE N4•BARS
m BASIN N0.2 HAS A DRAINAGE AREA IN EXCESS OF 10.0 ACRES' CONSEQUENTLY WET DETENTION BASIN z ~ n i ~ I ~ ao
N0.2 WILL PROVIDE FORA 2596 NITROGEN REMOVAL RATE BASED ON THE CITY OF RALEIGH STORMWATER I I I I I I I ' ~ N' Z
o = 271.00 FEET MANAGEMENT DESIGN MANUAL. WET DETENTION BASIN N0.1 HAS A DRAINAGE AREA OF LESS THAN 10.0 TOP OF DAM I I s y
m BASIN INVERT = 262.00 FEET ACRES; CONSEQUENTLY, WET DETENTION BASIN N0.1 WILL PROVIDE FORA 10% NITROGEN REMOVAL RATE PLAN ...~I 12" I..~ W 0° Z
o OUTLET STANDPIPE DIAMETER = 4'-0" MH - (SIMILAR TO DRY DETENTION). THE FOLLOWING PROVIDES A SUMMARY OF THE POST-DEVELOPED e zt ~
MANHOLE INVERT = 262.00 FEET NITROGEN LOADING WITH PROPOSED WET DETENTION BASIN NOS.1 AND 2. FOOTING ~ 3
o MANHOLE TOP = 269.20 FEET O m O (IF CONST. JOINT IS USED) DOWEL W ~ ~ O
PERMANENT POOL ELEVATION = 267.50 FEET SUMMARY OF AREA DRAINING TO WET DETENTION BASIN N0.1: ~ ~ G ZZm o TEMPORARY POOL ELEVATION = 268.32 FEET ~ ~ p O z G N G END ELEVATION. BAR-"X" o=~ 3 a J
m ORIFICE OPENING = 2.0 INCHES SRE AREA TN EXPORT COEFF. TN EXPORT BY LAND ~ G1
~ ORIFICE INVERT = 267.50 FEET -I fA N -T- ~yWN ~~WV
TYPE OF LAND COVER ACRES LBSIAClYEA USE LBSfYEAR = p ~ ° DRAWDOWN TIME = 2.8 DAYS ap O W DOWELS IN ENDWALL WITH REINFORCED CONCRETE PIPE Z J o ~ ~ ~
Cm= + EMERGENCY SPILLWAY = 269.60 FEET C i ~ ~ PIPE SINGLE PIPE DOUBLE PIPE ~ ~ ~ ~ H N
° 100-YEAR STORM WATERLEVEL - 269.79 FEET W III N ° PERM. PRESERVED MANAGED OPEN 2.6 1.2 3.1 ~ r -I ~ ~ ~ I ~ ~ I I ~ ~ ~ LOC, DIR. 15" iS" 24" 30" 38" 42" 48" lb" 18" 24" 30" 3B" 42" 48" ~ ~ r ~ Q
m comZD. SPACE GRASS, LANDSCAPING, ETC. p Z I ( I I I ( I BARS . nXn rrXn nxrr uXn nXu uXn Y' nXn Yw nxrr nXn nXu uxn nXn nXn Y* nXn Y* ~ W Z ~j A
° ATTENUATION PROVIDED _ IMPERVIOUS SURFACES ROADS PARKING ' ~ O - - - - - - G QTY, 2 2 3 3 4 4 5 2 2 3 3 4 4 5 F~•I ~ ~ -t--- -I-- ---I--I-- M flTY. 2 2 1 1 2 2 2 2 2 3 2
= WATERLEV L - 269.41 FEET ( 'P ~ D + t • S 2-YEAR STORM 23.3 CFS ( E ) GE 4.3 21.2 91.2 N ~
- 10•YEAR STORM = 26.5 CFS WATERLEVEL = 269.56 FEET LOTS, DRIVEWAYS, ROOFS, PAVED STORA H 7~ t 1 ~ .o l' o N AREAS, ETC. m r DOY~L G flTY. 2 2 3 3 4 4 6 2 2 3 3 4 4 5 O ~ 0 N H
m m v ~ L TOTAL LBS. 9 9 14 14 19 55 85 12 12 19 19 23 77 92 z ~
DST-DEVELOPED AREA DRAINING TO WET DETENTION BASIN N0.2: TOTAL 6.9 94v3 n ~ D OPTIONAL CON H P co O - OPTIONAL CONSTRUCTION JOINT NWm~
o O C ~ N DIMENSIONS AND CONCRETE QUANTITIES >
TIME OF CONCENTRATION = 5.0 MINUTES TOTAL NITROGEN REMOVAL FOR WET DETENTION BASIN N0.1(10% REMOVAL) = 9.4 LBSIYEAR ° r' z m < ~ E ELEVATION USING CONCRETE PIPE N ~ O =
H DRAINAGE AREA = 11.3 ACRES N m N m COMMON DIMENSIONS SINGLE PIP DOUBLE PIPE J W ~ F'
COMPOSITE C = 0.70 ~ ~ ~ ~ ZO D H B G T S L YDe M L YD9 W v Z
a Q2 DISCHARGE INTO BASIN N0.2 = 45.6 CFS SUMMARY OF AREA DRAINING TO WET DETENTION BASIN N0.2: N r 15" 3'-3° 1'-B" 2'-9" 2>~" 91~" 5'-B" 0,7 2'-2" 7'-S" 1.0 Z a r W
L Q10 DISCHARGE INTO BASIN N0.2 = 57.1 CFS 111 18" 3'-7" 1'-10" 9'•2" 2)~" 10" 8'-4"~ 1.0 2'-7" 8'•11° 1.3 O ~ Q
SRE AREA TN EXPORT COEFF. TN EXPORT BY LAND 24" 4'-2" 2'-1° 4'-0° 3° 1G° 8'-0" 1.5 3~•5° 11'-5" 2.0 ~ ~ Z
TYPE OF LAND COVER ACRES LBSIACIYEAR USE LBSIYEAR 80" 5'-0" 2'-B" 4'•7" 4L4" 111" 8'-2" 2.3 4'-3" 13'•5° 3.1 Ill J C n r rr r n r n n n t rr r n r u ,
° Q2 DISCHARGE OUT OF BASIN N0.2 = 0.7 CFS 35 5.8 2 -S 5 -8 4~ 121 11 -0 3.4 5 -0 18 -0 4.5 .Y. ~ v
° 410 DISCHARGE OUT OF BASIN N0.2 = 2.3 CFS 42" B'-2° 3'-1" 8'-4" bl~" 111~t" 12'-5" 4.5 5'•10" 18'-8" 8.0 Q =
PERM. PRESERVED MANAGED OPEN 4.4 1.2 5.3 m L ET 1 3 48" 8'-9n 3r•5rr 7r.2° 5~" 111~n 14'•4° B'•B° 21'-0" B.D ~ ~ C
SPACE GRASS LANDSCAPING ETC. 'SEE SHEET 3 SHEET 1 OF 3 ~ ~ Z
° DRAINAGE AREA TO BASIN N0.2 = i 1.3 ACRES IMPERVIOUS SURFACES (ROADS, PARKING ' 838.01 ~ ~
o IMPERVIOUS AREA = 6.9 ACRES (61.1 °h ) } _ LOTS, DRIVEWAYS, ROOFS, PAVED STORAGE 6.9 21.2 146.3 L PERMANENT POOL ELEVATION - 275.00 FEET AREAS ETC.
PERM. POOL SURFACE AREA REQUIRED = 12,064 SF (@ 3.0 FEET DEEP) ' az
` - 1 SF ° PERM. POOL SURFACE AREA PROVIDED - 15,82 3 151.6 GENERAL NOTES
° TOTAL 11. pW og
3 ° ALL CORNERS SHALL E ~o ~S SHALL BE CHAMFERED 1" OR HAVE A RADIUS OF 1". Z ~ V
TOP OF DAM = 282.00 FEET TOTAL NITROGEN REMOVAL FOR WET DETENTION BASIN N0.2 (25~ REMOVAL) = 37.9 LBSIYEAR
BASIN INVERT = 270.00 FEET ~ THE TRA ~ ° , „ CON CTOR WILL ACTOR WILL BE REQUIRED TO PLACE 2 #6 "Y" BARS ~ Q
° OUTLET STANDPIPE DIAMETER = 4-0 MH IN THE TOP OF ALL E OF ALL ENDWALL FOR PIPE CULVERTS 42" AND OVER ~ w ~ Z
+ MANHOLE INVERT = 266.50 FEET MANHOLE TOP = 279.50 FEET TOTAL SITE POST•DEYELOPEO TN LOADING = 259.4 LBSfYEAR WITH A MINIMUM OF JIMUM OF 3" COVER AND A LENGTH OF 6" LESS THAN ENDWALL LENGTH. ~ Q ~ ~ Q
> PERMANENT POOL ELEVATION = 275.00 FEET TOTAL TN REMOVAL FOR WET DETENTION BASIN N0.1 = (8.4 LBSlYEAR)
TEMPORARY POOL ELEVATION = 276.44 FEET TOTAL TN REMOVAL FOR WET DETENTION BASIN N0.2 = (37.8 LBSIYEARI FORMS ARE TO BE USE TO BE USED FOR THE CONSTRUCTION OF THE BOTTOM SLAB. Q W o ~
° ORIFICE OPENING = 2.5 INCHES TOTAL SITE POST-DEVELOPED TN LOADING WITH STORMWATER BMP'S = 212.1 LBSIYEAR
a ORIFICEINVERT = 275.OOFEET WALL THICKNESS (T) NESS (T) SHOWN I5 NOT TO BE INTERPRETED TO MEAN u~ z W ~ H C~
" DRAWDOWN TIME = 2.1 DAYS TOTAL SITE AREA = 26.5 ACRE5 m THE THICKNESS ACCEF JESS ACCEPTABLE, BUT IS USED IN COMPUTING ENDWALL QUANTITIES 0.~~ ~~RQ ~ O z
EMERGENCY SPILLWAY = 280.50 FEET m 100•YEAR STORM WATERLEVEL = 279.80 FEET TOTAL NITROGEN EXPORT FROM SITE INCLUDING TN REMOVAL FOR BMP'S = 8.0 LBS~ACIYEAR WHEN THE CONTRACTOF ' ••N•M ~
CONTRACTOR ELECTS TO USE A CONSTRUCTION JOINT AT THE BOTTOM ?~~°~`~SS~dy~y9 ~
° 212.1 LBSfYEARI 26.5 ACRES = 8.00 LBS1AClYEAR OF THE PIPE BAR 'X~ ( ) ~ ATTENUATION PROVIDED PLANS. SPACING OF E, BAR X DOWELS SHALL BE PLACED IN THE BASE AS SHOWN ON = SEAI 0 U
a 2 YEAR STORM = 44.9 CFS (WATERLEVEL = 279.51 FEET) FACING OF BARS IS TO BE APPROXIMATELY 12" CENTERS UNLESS ~ ~ 15395 ~ ~ V C
_ _ T OTHERWISE DIRECTED ~ 10-YEAR STORM - 54.8 CFS (WATERLEVEL - 279.57 FEE) THE POST-DEVELOPED TN EXPORT WITH STORMWATER 8MP'S IS 8.0 LBSIACIYEAR. THE POST•DEYELOPED DIRECTED BY THE ENGINEER. ~%O'•~N~•~•~~~~•'~~•' LL
m " TN LOADING IS LESS THAN 10.0 LBSIACIYEAR; HOWEVER, IT IS GREATER THAN 3.6 LBSIAGYEAR. A ONE-
WHEN THE CONTRACTOF ;ONTRACTOR ELECTS TO USE A CONSTRUCTION JOINT AT THE BOTTOM „ ~ - D
S VIDES ENOUGH STORMWATER ATTENUATION TIME NITROGEN OFFSET PAYMENT WILL BE REQUIRED. THE FOLLOWING SUMMARIZES THE CALCULATIONS OF THE PIPE AND POG x CONSTRUCTING WET DETENTION BASIN NOS.1 AND 2 PRO FAR THE NITRAGEN AFFSET PdYMENT~ 'E AND POUR THE BASE SEPARATELY THE POUR SHALL BE LEFT ROUGH, ivlg~~7 ~ y
Z TO REDUCE THE POST-DEVELOPED Q2 AND Q10 DISCHARGE TO LE55 THAN UK ERUAL i U i nr rKt y DEVELOPED 02 AND 410 DISCHARGE AND REDUCES THE SITE POST-DEVELOPED NITROGEN LOADING CLASS"B" CONCRETE
CONCRETE SHALL BE USED. SCALE IN FEET W M M = r' W6 J
A ONE TIME NITROGEN OFFSET PAYMENT WILL BE REQUIRED TO REDUCE THE TN OFFSET PAYMENT = (8.0 LBSIACIYEAR - 3.6 LBSIACIYEAR)($950.50ILB)(26.5 ACRES) TO 8.0 LBSIACNEAR. °o POST-DEVELOPED NITROGEN LOADING TO 3.6 LBSIACIYEAR. TN OFFSET PAYMENT = $ 99,168.30 V 0 30 80 120 180 240 co
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