SW6091003_APPROVED PLANS_20091209

STORMWATER DIVISION CODING SHEET
POST -CONSTRUCTION PERMITS
PERMIT NO.
DOC TYPE
❑ CURRENT PERMIT
APPROVED PLANS
❑ HISTORICAL FILE
❑ COMPLIANCE EVALUATION INSPECTION
DOC DATE
cxJ�I%9
YYYYMMDD

SLOPE
IT IINIINOIIfffid0, AIP
w
0
Z
Manhole #1 Top = 192.86
Invert
= 187.86
Outvert
= 187.81
Manhole
#2
Top =
194.15
Invert
= 188.85
Outvert
= 188.75
Manhole
#3
Top =
202.32
Invert
= 190.52
Outvert
= 190.42
Manhole
#4
Top =
202.40
Invert
= 192.00
Outvert
= 191.95
Manhole
#5
Top =
201,96
59.34'
S 89'49'31
W 1,
TO SPKN APPROXIMATE CL
(Z TILGHMAN DR. & DUNN-ERWIN RD.
J �$
a0 GENS CORPORATION, LLC
p DEED BOOK 1231, PAGE 441
PLAT CABINET "E", SLIDE 162E
192.68
I.
Ss - ss
EMH 2
W 194.15 \
0
o .
o ti� O
16,538SF. e
0.38 ACS.
;W
O . C u
_
I
13.800 SF MIA
O
093 SF.
46 ACS.
10Np0
JESS LANE
92.86 205.68'
N89'05'38"W
1 ^ O
1 O
a0 Z,
h
SITE DATA
TOTAL TRACT SIZE
410,176 S.F. 9.42 ACRES
# OF LOTS
13
AVERAGE LOT SIZE
0.62 ACS.
AREA IN ROAD
1.32 ACS.
ZONE
CO
REAL ESTATE ID
0036134
0019124
HARNETT COUNTY RLN,
1506-98-6244
1516-08-0033
EXISTING USE
VACANT/UNDEVELOPED
PROPOSED USE
PROFESSIONAL PARK
LINEAR FEET OF 8' SAN.
SEWER 814 FT
LINEAR FEET OF 6' WATER LINE 1,004 FT
LINEAR FEET OF 27' B-B
ROADWAY 893 FT
IMPERVIOUS AREA
0.76 AC
DENUDED AREA
2.4 AC
PROJECT NO.
PROPERTY ADDRESS
145 TILGHMAN DR. / DUNN, N.C, 28334
OWNER/DEVELOPER,
JOY LEE WEEKS &
RAYMA LEE STEPHENSON
505 SOUTH KING AVENUE
DUNN, N,C, 28334
50' RIGHT OF WAY
27' B-B
23' PVM'T. C
2 1/2 1-2
1 /4" / FT. FT. �� 1
TYPICAL CROSS SECTION
LOCAL RESIDENTIAL ROAD
SLOPE
CABC
1-2 ASPHALT
FABRIC
PROGRESS E
TRANSFORM
=sue
16,100 SF MIA
/22,808 SF.
0.52 ACS
00
^O 20r
TOM DEVELOPMENT, LLC
DEED BOOK 2410, PAGE 880
MAP # 2006-312
MH
CEMETERY
S86'36'52"E 150.24 s.16S86 "
MH 3 Ss�M 37 40 E 157.24
-- SS SS
O�
O
o' Z
13.800 SF MIA
I 5
� 5
12,700 SF MIA
I 27,543 SF.
O --1 0.62 ACS.
p 21,703 SF, t'
N 0.50 ACS. Y
1LA
0 0
Z;X
94.42' 19 .9 *oo
300.10
M ( O
t\ a wTz O
1 STA. 14+84.4
I `
1
PT15+57
C)
28.268 SF. '
0.65 ACS.
I13,800 SF MIA I
RKB & ASSOCIATES
DEED BOOK 932, PAGE 868
V PLAT CABINET "E", SLIDE 95D
O
O/ y
I
N 89'01'47"W 236.19' 'I es'-
FIP & METAL
FENCE POST
(PT. A)
CHANNEL DESIGN FOR D-1
RATIONAL METHOD
D.A. = 1.67 ACRES
025 = 16.20 CFS
USE MANNINGS EQ.
N = .035
SIDE SLOPE = 3:1
CHANNEL SLOPE = 3%
DEPTH = 0.70' V25 = 4.52 FPS
T=YDS 62.4(0.70)0.03 = 1.31 PSF
T(ENKA MAT) = 0 - 2.0 PSF
USE COLBOUND INC. ENKAMAT II LINER
GEOTEXTILE FABRIC LENGTH = 206'
UNDERLINER BENEATH GRASS
�W
ap
12
33,421 /
0.77 ACS.
15,600 SF IA
G�
�/ oygy��
11 /
11,500 SF MIA
,211 SF.
0.60 ACS.
N89'17'46 W
-�
TILGHMAN MEDICAL ASSOCIATES, LL
DEED BOOK 2192.PAGE 267
MAP # 2006-23
15.600 SF MIA
O
30,144 SF.
0.69 AC;.�
rrtov. M"7P
/ �
oo.
ti
13,800 SFMIA
25,610 SF. /
0.59 ACS.
0
0
13,800 SF MIA
O
27,726
0.64 A
13.800 SF MIA /
O N0 .
/ Si25.171 0.58
0.58 ACS.
CONTROL CORNER
LOT CORNER
ran MH 4 MH
C D EDSBOOK 6�SE PAGE 655
N
V
0%
rn
NOTE: 9.42 ACRES TOTAL.
RECOMBINATION OF THE FOLLOWING:
TRACT 1 (1.54 AC) -
ALL OF DEED BOOK 932, PAGE 865
ALL OF PIN / � 1506-98-6244.000 TRACT 2 (7.88 AC.)
BALANCE OF DEED BOOK 290. PAGE 402
SECOND TRACT"
ALL OF PIN 111 1516-08-0033.000
19N �
1 600 SF MIA
/ 10 188.76
45,954 SF. ��
1.05 ACS. /
20' DRAINA1 EA�MFRT
810 RETENTION /2
H 's
FRO WIRE FENS
L%N�190.00 189.39
53 .10 189.0
sruMa4
FRB ON WEST BANK OF DITCH WILLIAM D. POWELL
DEED BOOK 2344, PAGE 511
C
SITE DATA
TOTAL TRACT SIZE
410,176 S.F. 9.42 ACRES
# OF LOTS
13
AVERAGE LOT SIZE
0.62 ACS.
ZONE
CO
REAL ESTATE ID
0036134
0019124
HARNETT COUNTY P.I.N.
1506-98-6244
1516-08-0033
EXISTING USE
VACANT/UNDEVELOPED
PROPOSED USE
PROFESSIONAL PARK
IMPERVIOUS AREA
DENUDED AREA
PROJECT NO,
PROPERTY ADDRESS
145 TILGHMAN DR, / DUNN, N,C, 28334
OWNER/DEVELOPER,
JOY LEE WEEKS &
RAYMA LEE STEPHENSON
505 SOUTH KING AVENUE
DUNN, N,C, 28334
FA
A nstruc a arc aaBer ' Ocicuments
roost uolon �cc Jarrt e .� • ese documents is
required by trip s ornwal r m :. North Carolina
rules require tnat ,� e s o! , ,� Fr system designer
Insrect during cor ,, slon -iiy conformity with thd
Plans and specs and c rti , o pliance with the
tormwaterndec r1,q;;r 2r.10115(j))
Permit #�fVb(!1 f I003 CL Cate
by
lc. Piv!s!on of Water Ouallry
ghee} _
LOCATION, OUANT17K AND PLACEMENT OF DRAINAGE
PIPES AND EROSION CONTROL DEVICES MAY VARY
TO BETTER CONFORM TO FIELD CONDITIONS.
ALL WORK AND MATERIALS SHALL CONFORM TO
THE STANDARDS AND SPECIFICATIONS OF THE CITY
OF DUNN AND NORTH CAROLINA. THE CONTRACTOR
SHALL OBTAIN A COPY OF THESE STANDARDS
PRIOR TO CONSTRUCTION.
STORMWATER PLAN FOR

Vo1a
to",
cp.
G� OPT
OaE
0
0
.0
co
0 151. LN
k�
0 1
PLAN VIEW FOR JESS LANE
1
(�• 85.00' VC 160.00' VC
N' PVI STA - 12+09.92 _
J ;o HIGH POINT ELEV = 200.94
2 a PM ELEV - 198.57 vi HIGH POINT STA - 14+69.59
A.D. _ -1.83 N + $ PVI STA - 15+03.61 O N
K - 46.50 N $ N PVI ELEV - 201.51 00 w
a r, N m Oi 3'i A.D. - -3.48
n �I W m 0° K= 45.98 I Gi' I 1 1
204-t---r---- fi---- fi---rt-------rt-----I-----I----,-----,-----,-- Y W t----rt--7
W W
202 rt---r---- fi----t> -t--------rt----y-----I----1---------I---------r--I
--------t ----fi -
t
-------------------3-= -- --I---------r --I
-
200 -t---fi---- t-- - - -t----t---- t---- t r-_------I-- --I =__ __---r----i---I
t-------i ----t- --t 4 1---I
198---t-----� PROpc/�tEV S+ +x1a�{�-o�--�-----i----I$$a---- - -
I--a
196 f---t --- 'FA- -$-i _ - +----4---� -+--d$ -�s nn ---- - -- ----� g
194 -+-- + - ---+---- +--+�Z�-----I---:ea „--1-----I---
-4---i - ___4-- Ni- w��- -- wN w -I---x p w`J ----�•vo^
--- --� - ao" 194
B4MIR.--- --- ��
192 --i �o --�- �injl-SEPARAIlONL 4 - - - - 4 - 7& � ---- i---��3�a-192
------ ----
EX. Manhole #1 Top = 192.86 --+ �- ..WW----+----+-------$ z- --a�-�zi i--�85cF.� PvssANSEW�eoo_sr__�=1
Invert In = 187.86 190 Z1 -- --+ - _�}+---2a1 F-B-PYc SEWER -- __------NI��------------I-----i-I 190
Invert Out = 187.81 We -- ���� ----------I-�2rL:f.-al'-PV0-SAN-sE*R-' O.51;--I-- n--I-----
I-----I-----I-� �I
PROP. Invert IN = 188.00 188 ------'----�---- +---- t---------a-- - - - I -- °'--i-----I----------E-4 ZI 188
8" AN. SEWEF 00.58 a- i----4----- I----4-----4----�------- �-------I----------�--I
186 --!----4-----4-----4---------4-----4---- 186
-l-----------a-----------------4----------i-- N--I-----1--------- -I- - - I
184-------�---- I---- L----�---- G---- a-----I-----1-- J--i-----I-----�----I---I 184
182 I-----------------=-----------I-----a-----1-- ~_--1-----1-----I-----I --I
DATUM" ELEV
180.00 I I I I I I I I I I I
I coo 01a `rQi o N1:D 1f.1m rn1v o1rn r, n1a 01co 4m N co r n1ro 1
rn 0)M rnrn 0)m 00 00) rnrn $I0) $0 01S go rno 0)M rn1rn
. I� NI- N1N NIN go
IN e L
10+00 11 +00 12+00 13+00 14+00 15+00 16+00
LOCATION, OUANTITY, AND PLACEMENT OF DRAINAGE
PIPES AND EROSION CONTROL DEVICES MAY VARY
TO BETTER CONFORM TO FIELD CONDITIONS.
ALL WORK AND MATERIALS SHALL CONFORM TO
THE STANDARDS AND SPECIFICATIONS OF THE CITY
OF DUNN AND NORTH CAROLINA. THE CONTRACTOR
SHALL OBTAIN A COPY OF THESE STANDARDS
PRIOR TO CONSTRUCTION.
PROFILE VIEW FOR JESS LANE
STORM SEWER - PIPE CHART
DISSIPATOR DESIGN
AREA
AREA
CFS
NV IN
INV OUT
LENG H
SLO
INTENSITY
PIPE SIZE YPE
NGTH
WIDTH
D50
LINING THICKNESS
HGL
LO I
PIPE
IMPERVIOUS
NON-IMPC-VALUE
0-10
FEET
11
IN R
FEET
FEET
IN.
0-10
ELEV. FT
FPS
A
0.14
0
0.95
0.96
194.0'
193.87
S
7,
i" RCP
1
B
0,44
0
0.95
13.913
193.8'
193.5
66
0.5
1 7.22
i5" RCP
4.5
1 9
6
18" CLASS B
i 1'
4.30
LEGEND
®WATER METER
O SEWER CLEAN -OUT
c4 PROPOSED GATE VALVE
PROPOSED BLOW OFF ASSEMBLY
a1c PROPOSED FIRE HYDRANT ASSEMBLY
sQ PROPOSED SANITARY SEWER MANHOLE
3.5 50' RIGHT OF WAY
27' B-B 3'
23' PVM'T. y
z" 1/z I-z
SLOPE LLj:/4;'/FT.
1/4"/ FT, �y
SLOPE
" C/AyBC 2
TYPICAL CROSS SECTION
INCLUDES 1" OVERLAY
LOCAL RESIDENTIAL ROAD
N TS
ALL WORK, PLACEMENT, LOCATION, INSTALLATION,
AND MATERIALS SHALL CONFORM TO THE STANDARDS
AND SPECIFICATIONS OF THE CITY OF DUNN
CONTRACTOR SHALL VERIFY ALL FIELD CONDITIONS PRIOR
TO THE START OF CONSTRUCTION.
CONTRACTOR SHALL VERIFY THE LOCATION, ABOVE AND
BELOW GROUND, OF ALL EXISTING UTILITIES PRIOR
TO THE START OF CONSTRUCTION. CONTRACTOR SHALL
COORDINATE THE RELOCATION OF ANY CONFLICTING
UTILITIES WITH THE APPROPRIATE AUTHORITIES.
CONTRACTOR SHALL INFORM THE CITY OF DUNN
AND THE ENGINEER OF ANY CONFLICTING UTILITIES,
ELECTRIC SERVICE TO THE SITE SHALL BE
COORDINATED WITH THE APPROPRIATE ELECTRICAL SERVICING
AUTHORITY.
TELEPHONE SERVICE TO THE SITE SHALL BE
COORDINATED WITH THE APPROPRIATE TELEPHONE SERVICING
AUTHORITY.
ALL NEW UTILITY SERVICES SERVICING SITE ARE TO
BE INSTALLED UNDERGROUND.
PLAN VIEW FOR AN COURT
�- 2p0.p0
O
O
�-202.00
N
204
4---------4--A
----1-----4-----+
-----4--
202
I- - - - -
--1.0071-
#ROP. S� ELEV
xts1NG GReU i
m-
200
$
_ _ _ _
- - .- - -
198
90°
18' GLAOnERWE
- _
oS
196
��
----
---- ----
;YCA i
194
192
cz Frc
$- z�
184 L.F. W
PVC SAN. SE R O 2.017E
---- ---
DATUM ELEV
---
--- ----
__ J
190.00
O
to
o O
In
,n O
O
0
67
ON
'r •=
O04
iy c`1
0
04
(VON
N
10+00
11 +
00 12+ 00
PROFILE VIEW
FOR ALMON COURT
FABRIC
CHANNEL DESIGN FOR D-1
RATIONAL METHOD
D.A. = 1.67 ACRES
025 = 16.20 CFS
USE MANNINGS EQ.
N = .035
SIDE SLOPE = 3:1
CHANNEL SLOPE = 3%
DEPTH = 0.70' V25 = 4.52 FPS
T=YDS 62.4(0.70)0.03 = 1.31 PSF
T(ENKA MAT) = 0 - 2.0 PSF
USE COLBOUND INC. ENKAMAT II LINER
GEOTEXTILE FABRIC LENGTH = 206'
UNDERLINER BENEATH GRASS
STEWAR T- PROCTOR, PLLC
ENGINEERING and SURVEYING
319 CHAPANOKE ROAD, SUITE 106
RALEIGH. NC 27603
TEL, 919 779-1855 FAX [phone]
DATE SURVEYED BY
SCALE H 1'= 50' DRAWN BY
V 1"=5'
III
ROADWAY PLANS
LEE IONAL PARK
JOY LEE WEEKS
AND
RAYMA LEE STEPNENSON
JOB AVERASBORO TOWNSHIP NORTH CAROLINA
DWG. N0. HARNETT COUNTY OWNER
JOYNERWEEKS-CONST ZONED CO PAGE 2

VIIINIINOIIAMMA 0
H
w
0
Z
Manhole #1 Top = 192.86
Invert
= 187.86
Outvert
= 187.81
Manhole
#2
Top =
194.15
Invert
= 188.85
Outvert
= 188.75
Manhole
#3
Top =
202.32
Invert
= 190.52
Outvert
= 190.42
Manhole
#4
Top =
202.40
Invert
= 192.00
Outvert
= 191.95
Manhole
#5
Top =
201.96
TO SPKN APPROXIMATE CL
Z TILGHMAN OR. do DUNN-ERWIN RD.
59.34'
S 89'49'36"W o GENS CORPORATION, LLC
DEED BOOK 1231, PAGE 441
qe + j PLAT CABINET "E", SLIDE A.W
'
SS
SS -
EMH2
\
W
194
94.15
0
t
0
Z
ti�
13,800 SF MIA
3
N
O 1
%
0:
16.538SF.
2
O
W 3
0.38 ACS.
�W
2 O93 SF.
I
8
,0,48 ACS.
.6
p0
w
19N
JESS LANE
✓192.86 205.68'
N89'05'38"W
O
1 O
h
SITE DATA
TOTAL TRACT SIZE
410,176 S.F. 9,42 ACRES
# OF LOTS
13
AVERAGE LOT SIZE
0.62 ACS,
AREA IN ROAD
1.32 ACS.
ZONE
CO
REAL ESTATE ID
0036134
0019124
HARNETT COUNTY P.I.N.
1506-98-6244
1516-08-0033
EXISTING USE
VACANT/UNDEVELOPED
PROPOSED USE
PROFESSIONAL PARK
LINEAR FEET OF 8' SAN.
SEWER 814 FT
LINEAR FEET OF 6' WATER LINE 1,004 FT
LINEAR FEET OF 27' B-B
ROADWAY 893 FT
IMPERVIOUS AREA
0.76 AC
DENUDED AREA
2.4 AC
PROJECT NO.
PROPERTY ADDRESS
145 TILGHMAN DR, / DUNN, N.C, 28334
❑WNER/DEVELOPER:
JOY LEE WEEKS &
RAYMA LEE STEPHENSON
505 SOUTH KING AVENUE
DUNN, N.C. 28334
3.5 50' RIGHT OF WAY
27' B-B - 3'
23' C PVM'T. t
2" 1/2 1-2
SLOPE r 1/4"/ FT. 1/4'/ FT. r SLOPE
CABC
TYPICAL CROSS SECTION 2" 1-2 ASPHALT
LOCAL RESIDENTIAL ROAD
N TS
GENERAL SITE NOTES:
SITE CURRENTLY IS FALLOW AND VACANT
ALL CONSTRUCTION SHALL CONFORM TO THE CITY OF DUNN.
SPRINGS DESIGN AND CONSTRUCTION STANDARDS
ALL NECESSARY APPROVALS, STATE AND LOCAL, SHALL BE OBTAINED
PRIOR TO THE COMMENCEMENT OF ANY CONSTRUCTION.
ALL NECESSARY ENCROACHMENT AGREEMENTS SHALL BE OBTAINED
PRIOR TO THE COMMENCEMENT OF ANY CONSTRUCTION.
CONSTRUCTION DRAWING APPROVAL IS REQUIRED BEFORE CONSTRUCTION
OF THIS PROJECT CAN BEGIN. ALSO, ALL DEVELOPMENT FEES
(ACREAGE, FEE -IN -LIEU OF ASSESSMENT, AND INSPECTION FEES)
ARE DUE PRIOR TO FINAL CONSTRUCTION DRAWING APPROVAL
CONTRACTOR SHALL VERIFY THE ABOVE AND BELOW GROUND LOCATION
OF ALL EXISTING UTILITIES PRIOR TO THE START OF CONSTRUCTION
CONTRACTOR SHALL COORDINATE THE RELOCATION OF ANY CONFLICTING
UTILITIES WITH THE APPROPRIATE UTILITY COMPANY AND/OR AUTHORITY
CONTRACTOR SHALL VERIFY ALL EXISTING SITE CONDITIONS PRIOR
TO THE START OF CONSTRUCTION
NOTE - A SIGN PERMIT IS REQUIRED PRIOR TO INSTALLATION
OF ANY SIGNAGE.
vRKB h ASSOCIATES
DEED BOOK 932, PAGE 868
A PLAT CABINET "E', SLIDE 95D
c
O/
N 89'01'47"W 236.19'
FIP do METAL
FENCE POST
(PT. A)
CHANNEL DESIGN FOR D-1
FABRIC RATIONAL METHOD
COUNTERSUNK INTO D.A. = 1.67 ACRES
INTO EARTH 025 = 16.20 CFS
9 0, [USE MANNINGS E0.
1 �mluI SIDE SLOPE = 3:1
EICHANNEL SLOPE = 39:
DEPTH = 0.70' V25 = 4.52 FPS
RE
Fill 111110Ib111•mu1 A111!111119III 1 T=YDS 62.4 0.70)0.03 = 1.31 PSF
T(ENKA MATS = 0 - 2.0 PSF
USE COLBOUND INC. ENKAMAT II LINER
GEOTEXTILE FABRIC LENGTH = 206'
UNDERLINER BENEATH GRASS
1 J
16,100 SF MIA
/22,808 SF.
0.52 ACS
00
94.42
300.10
I
M" I CEMETERY
3
.
202.32
/ zols
o'
z
0
I
�i1
13,800 SF MIA
I
�
5
O
�
12,700 SF MIA
ul
27,543 SF.
O
A
0.62 ACS.
O
A
2,703 SF.
0
0.50 ACS.
I
N
N \
a IN -
d STA. 1 54.4
1
\ PT � ?�
13 `-
28,268 SF.
0.65 ACS.
13,800 SF MIA
12
33,421 /
0.77 ACS.
15,600 "IA
G�
TOTAL TRACT SIZE
# OF LOTS
AVERAGE LOT SIZE
ZONE
REAL ESTATE ID
HARNETT COUNTY P.I.N.
EXISTING USE
PROPOSED USE
IMPERVIOUS AREA
DENUDED AREA
PROJECT NO,
PROPERTY ADDRESS
OWNER/DEVELOPER,
0
F `i
11 /
11,500 SF MIA
26.211 SF.
0.60 ACS.
N89'17'466WW
TILGHMAN MEDIA ASSOCIATES, LL
DEED BOOK 2192, PAGE 267
MAP i� 2006-23
TOM DEVELOPMENT, LLC
DEED BOOK 2410, PAGE 880
MAP / 2006-312
t6
157
O/
0
15.600 SF MIA
6D
30,144 SF.
0.69 AC .
00
PROP. MH #I
sn a
00'
ti
13,800 MIA
/O
25,610 SF. /
0.59 ACS.
O
13,800 SF MIA
O
0.64 6AX
0.64 A
13,500 SF MIA /
O ,Cblb
/ 25,171 SF,
0.58
0.58 ACS.
CONTROL CORNER
LOT CORNER
L.L'>b7
CRE
DEED W. 0 BOOK 6 D78, PAGE 655
IJ
V
s
m
NOTE: 9.42 ACRES TOTAL
RECOMBINATION OF THE FOLLOWING:
TRACT 1 (1.54 AC) -
ALL OF DEED BOOK 932. PAGE 865
ALL OF PIN N 1506-98-6244.000
/ TRACT 2 (7.88 AC.)
BALANCE OF DEED BOOK 290, PAGE 402
SECOND TRACT"
ALL OF PIN / 1516-08-0033.000
0�
1940
15,600 SF MIA
10 188.76
45,954 SF.
1.05 ACS. /
20' DRAINA-, E�MERr
BIO RETENTION /2
\ ,92°p
t�0
00
FRB
NOR"
.39
n\\\-_%197=50-_o7
a,
VA10 � sTUMp
FRB ON WEST BANK OF DITCH WILLIAM D. POWELL
I DEED BOOK 2344, PAGE 511
C
410,176 S.F. 9,42 ACRES
13
0.62 ACS.
CO
0036134
0019124
1506-98-6244
1516-08-0033
VACANT/UNDEVELOPED
PROFESSIONAL PARK
145 TILGHMAN DR. / DUNN, N,C, 28334
JOY LEE WEEKS &
RAYMA LEE STEPHENSON
505 SOUTH KING AVENUE
DUNN, N.C, 28334
STEWART-PROCTOR. PLLC
ENGINEERING and SURVEYING
319 CHAPANOKE ROAD, SUITE 106
RALEIGH. NC 27603
TEL. [phone] FAX [phone]
DATE: 10-1-09 [DRAWN
VEYED BY
SCALE H 1 50' BY
V 1"=5'
LOCATION, OUANTITY, AND PLACEMENT OF DRAINAGE
PIPES AND EROSION CONTROL DEVICES MAY VARY
TO BETTER CONFORM TO FIELD CONDITIONS.
ALL WORK AND MATERIALS SHALL CONFORM TO
THE STANDARDS AND SPECIFICATIONS OF THE CITY
OF DUNN AND NORTH CAROLINA. THE CONTRACTOR
SHALL OBTAIN A COPY OF THESE STANDARDS
PRIOR TO CONSTRUCTION.
DRAINAGE AREA MAP FOR
LEE PR�PESBIONAL PARK
JOY LEE WEEKS
AND
RAYVA LEE STEPHENSON
JOB AVERASBORO TOWNSHIP NORTH CAROLINA
HARNETT COUNTY JOWNER
DWG. NO.
JOYNERWEEKS-CONST ZONED CO PAGE 3

ELEV. 192.5'
1 11`rS
3
12` PONDING
ELEV. 191.5'
q CAPPED
CLEAN OUT
PIPE
TRASH RACK
2" MULCH
2' FILL SOIL MEDIA
OVERFLOW
STRUCTURE
24" H.D.P.E. RISER
` WASHED SAND
8` #57 STONE UNDER DRAIN
OVERFLOW RISER W/ TRAS
15" H.D.P.E. PIPE
ELEV. 188.5'
�I[�I3�i�.iIN7.<T�tI • . i
W GRAVEL PRE-TREATMENT
AREA (TYP)
145'
DEVICE TO HAVE 8
CAPPED CLEAN OUT PIPES
�L
UPTURNED ELBOW
2 0' ELEV. 190.0'
FILTER FABRIC OR CHOKING STONE
F_
BIO RETENTION DEVICE #1 SIZING CALCULATIONS
Rv = 0.05 + 0.9 (la)
Where our imperious percentage is 45.5%.
Rv = 0.46
Where our depth is set to 12' .
A = 3.79ac
V= 3630 X Rd X Rv X A
V = 6,327 CU'.FT.
V provided = 7,133 CU.FT.
EMERGENCY SPILLWAY DESIGN
Q100 = 0.55(9.72)3.79 = 20 cfs
Q = CLH3/2
SOLVING FOR L LEAVES L= Q/(CH3/2)
L = 20/(3)1 � 1.5 = 6.7'
MAKE L = 10'
EMERGENCY SPILLWAY IS 1' HIGH WITH AN OPENING 10' WIDE.
The devices will be grassed and will have a media depth of two (2) feet.
The media will consist of 85% sand with 10% fines and 5% organics.
The devices are to have a drawdown time of 48hours.
The bottom of the drain will be washed sand they washed stone to the underdrain of the devices.
DEVICES TO BE PLANTED WITH SOD.
ALL DEVICES TO HAVE 1 CAPPED CLEANOUT PIPE PER 1,00 SQ.FT. OF SURFACE AREA
—� 40 3/4" (typ.)
Top View
metal pipe
Elev. A —A
1
plastic pipe
Elev. A —A
HDPE
structural plastic
support cross
with fasteners
attached to
trash rack
�y
Trash Rack Assembly
Trash rack manufactured
by Plastic Solutions Inc.
540-722-4694
of riser
21 ", 24", 27", or 30"
rack
F riser
plasOc pipe
NOTE: CUSTOM SIZES AWMABLE UPON REQUEST
**FASTENING KIT INCLUDED"
PART NO 36" PYRAMID PLASTIC Po'�
TRASH RACK soLuriolvs W rOaler VA 221104
PYDP 38 WITH METAL OR PLASTIC RISER INC. ��-��
sesplatk-sduNon.com
DETAILS NOT TO SCALE
ELEV. 194.0'
3•
3 _
12" PONDING AREA CAPPED
CLEAN OUT
PIPE
ELEV. 193.0' . i I —I
2" MULCH
2' FILL SOIL MEDIA
OVERFLOW
STRUCTURE
24" H.D.P.E. RISER
" WASHED SAND
8" 057 STONE UNDER DRAIN
5' GRAVEL PRE-TREATMENT
AREA (TYP)
`0
BIO RETENTION DEVICE #2 SIZING CALCULATIONS
Rv = 0.05 + 0.9 (la)
Where our imperious percentage is 46.7%.
Rv = 0.47
Where our depth is set to 12' .
A = 6.22ac
V= 3630 X Rd X Rv X A
V = 10,631 CU.FT.
V provided = 10,874 CU.FT.
EMERGENCY SPILLWAY DESIGN
Q100 = 0.55(9.72)6.22 =33 cfs
Q = CLH3/2
15"
115'
�L
UPTURNED ELBOW
2.0' ELEV. 191.0'
FILTER FABRIC OR CHOKING STONE
5'
CLE OUT (TYP.)
v
(I!
1 05 12' EMERGENCY SPILLWAY \
DEVICE TO HAVE 12
CAPPED CLEAN OUT PIPES
OVERFLOW RISER W/ TRASHRACK
SOLVING FOR L LEAVES L= Q/(CH3/2)
L = 33/(3)1 � 1.5 = 1 1 '
MAKE L = 12'
EMERGENCY SPILLWAY IS 1' HIGH WITH AN OPENING 12' WIDE.
STEWART—PROCTOR, PLLC
ENGINEERING and SURVEYING
319 CHAPANOKE ROAD, SUITE 106
RALEIGH, NC 27603
TEL, 919 779-1855 FAX [phone]
DATE SURVEYED BY
SCALE H 1"- 50' 1DRAWN BY
B/ORETENTION DEVICE DEWLS FOR
LEE IC>NA . PARK
JOY LEE WEEKS
AND
RAYMA LEE STEPHENSON
AVERASBORO TOWNSHIP NORTH CAROLINA
HARNETT COUNTY 1OWNER
JOYNERWEEKS—CONST IZONED CO