SW3220201_Drainage Area Map_20220405

VICINITY MAP
SCALE: 1 "=4,000'
'DEED
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\\ V T LES \ / / PICNIC \ \ \ \
\ FLAG DISPLAY \ \ \
i6k / / / / / ' / /' GR/L/� AREA \ I \ \ \ w �G
// LL GR/ l / / ILL
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�' /' PSe� - - /' / ► I ' ► 65� �GE DA = 0.09 AC
b DA = 0.03 AC I I I I ��GE
, , I \ DA (Al-2)= 0.10 AC
DA (AI-3) = 0.19 AC , , , ► / , w
�� _ _ ►���GE / DA (Total) = 0.19 AC-�If / \
//, ,6� DA (Al-4) 0.01 AC
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DA(Total)= 0.23 AC OE-: I \ I /3� _ w
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TS
FLARED END
C500 SECTION (TYP.) UGE�
AREA INLI
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// / / �/ / / / GE/ /
APPROXIMATE LIMITS /
OF GRADING /
/ / / / / ��/ /� /
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/ �GE / FES 6 / /
/// // �// / -uGE/ \ // /
/ AGE /// // ,/ // • / /`. / e
/ /
C 20
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11 / / e
Ge
6" SUBDRAIN. CONNECT, /
, TO 12" HDPE PIPE
ie7 /
PROPOSED /
ROOFDRAIN LINE
l /' /' I GAF / \ /' l' , • I I "l1 I I o30
IFORSESHVE DA - 0.01 AC I //
PITS 1
/ I ` I ARE/
12 PLASTIC R D _ 3
DISK GOLF \
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/I Q, - DA = 0.03 AC
o o, / 1 1 6�
I I i 1 I \ \ RELOCATED
I\F,HORSE RD_2
SHOE PITS /
DA=0.03AC\
RD-1
100,
DA 0.01 AC
AI-7 \\ \
/ DA = 0.08 AC 0.I o
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EX. VOLLEYBALL COURT I o 0
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642 I FES 8
6" SOLID PVC
COLLECTOR. SEE
DETAIL 5-0502
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PROJECT LIMITS
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EXIST/NG ROTA) = '
HARMONY PAk DA (Al-1) 0.06 AC ©i
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DA (Total) 0.10 AC © ,I 5/ , \
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Al-1 I III I rl II
ss� A(RD-7)
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\. DA (Total) = 0.06 AC IIIII
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DA 0.01 AC \ \ \ , I� I�, )
/ \ \\ I _ EXISTING ASPHAL T : I
\ ARROWS INDICATE DIRECTION \ I - - PARKING LOT
/ I I OF SURFACE WATER
FLOW -SLOPE GRADE AWAY
I I FROM BUILDING AT 2% MAX.
° � �♦ � '6s¢ \ \\ \ \ \ ��, III _ _ I � �
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RD-7 \ \ \ \ I\\
° e e GRILL u _ �
° AREA c DA - 0.03 AC
s ° ° \ \ �
\ I J
- D_R D100,
DA
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= 0.03 AC r
RD-5
DA = 0.01 AC
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LLJ
h \
Tp
ED r :TE
�� AREA \ \ \
/ /WILLS \ \
\ IN, IN, \
/ aE a��F TALES I \\ \\ \\\\�
\ _
°
N, GRILL
\ \ \
a07\ \
•. \.... \ \ ; J PICNIC \ \C:
AREA
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TABLE 1.106.3
SIZE: OF HORIZONTAL STDRM DRAINAGE PIPINGa
SIZE OF
HORIZDNTAL
PIPING
(inches)
HORIZONTALLY PROJECTED ROOF AREA (square feet)
Rainfall rate finches per hour)
1
=
3
4
1 5
6
unitvertical in 12 un is rc _ontal(1-percent slope)
3r228
1,644
1,096
822
657
548
-
7520
3,760
2,506
1,800
1,504
1,253
13,360
6,680
4,453
3,340
2,672
2,227
21,400
10,700
7,133
5,350
4,280
3,56r
=
46,000
23,C,_C
15,300
11,500
9,200
7,60F
0
82,800
41,400
27,600
20,700
16,590
13,800
' 2
1 133,200
j 6,600
44,4001
33,300
26,650
22,200
5
213,000
1 109,000
I 72,800
-59,5001
47,600
39,650
?4unitvertical in 12 units horizontal(2-}percent slope)
3
4,640
2,300
1,546
1,160
928
773
10,600
5,300
3,533
2,650
2,120
1,76r
18,880
9,440
6,293
4,720
3,776
3,14r
.3
30,200
15,100
10,066
7,550
6,040
3
.3
65,200
32,600
21,733
16,300
13,040
10,86-
10
116,800
58,400
38,950
29,200
23,350
19,450
12
188,000
94,000
62,600
47.000
37,600
31,3-90
15
336,000
168,000
112.
84,000
67,250
56.000
1I2 unitverEical in 12 units horizontal (4-percem slope)
3
6,576
3.,288
2,295
1,644
1,310
1,096
=
15,040
7,520
-5, D10
3,760
3,010
2,500
26,720
13,360
8,900
6,680
5,320
42,800
21,400
13,700
10,700
8,580
7,' ­_
92,000
46,000
30,650
23,000
18,400
15,320
171,600
85,800
55,200
41,400
33,150
27,600
12
266,400
133,200
88,800
r5,600
53,200
44,400
15
476,000
238,000
158,80
119,000
95,300
79,250
Far SI: 1 inch = 25-4 mm, 1 square foot = 0.0929 m1_
* TABLE 1106.3 - SIZING FOR STORM DRAIN PIPING - 2018 NC PLUMBING CODE
LEGEND
EXISTING SIGN
EIP
EXISTING IRON PIN
_1�t
EXISTING LIGHT POLE
CO-)
EXISTING UTILITY POLE
R/W
RIGHT-OF-WAY
HC\
ACCESSIBLE SPACE
c" 1
EXISTING TREE TO REMAIN
EXISTING FIRE HYDRANT
(ev
EXISTING WATER VALVE
®wM
EXISTING WATER METER
OS
EXISTING SEWER MANHOLE
OD
EXISTING STORM MANHOLE
❑
EXISTING DRAINAGE STRUCTURE
0 DII
PROPOSED DRAINAGE STRUCTURE
+XXX.X
\_
EXISTING SPOT ELEVATION
XXX.XX
PROPOSED SPOT ELEVATION
o °
EXISTING CLEANOUT
ODS
EXISTING DOWNSPOUT
EXISTING CURB AND GUTTER
--�
PROPERTY LINE
-x-x-x-
EXISTING FENCE
UGE
EXISTING UNDERGROUND ELECTRIC LINE
OH/U
EXISTING OVERHEAD UTILITY LINE
T
EXISTING UNDERGROUND TELEPHONE LINE
FO/C
EXISTING FIBER OPTIC LINE
SS
EXISTING SANITARY SEWER LINE
W
EXISTING WATER LINE
G
EXISTING GAS LINE
- - XXX -
EXISTING CONTOUR LINE
XXX
PROPOSED CONTOUR LINE
TEMPORARY TREE PROTECTION BARRICADE
EXISTING STORM DRAINAGE PIPE
PROPOSED STORM DRAINAGE PIPE
RD
PROPOSED ROOF DRAIN PIPE
EXISTING TREE LINE
®cv
EXISTING GAS VALVE
®GM
EXISTING GAS METER
•
NORTH
Know what's below. 20 0 10 20 40
Call before you dig. SCALE: 1 "=20'
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704.333.0093
C DESIGN INC. www.cdesigninc.com
Cabarrus County
Frank Liske Park
4001 Stough Rd
Concord, NC 28027
Kyle Bilafer
704.920.3201
benesch
Alfred Benesch & Company
2359 Perimeter Pointe Parkway, Suite 350
Charlotte, NC 28208
www.benesch.com
P 704.521.9880
Project # 17000392
copyright 2021, C DESIGN INC.
PLAN NORTH
z PROJECT NUMBER
- DATE
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COMP DA
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0604-0522
03.18.2022