SW1210901_Plansheet SW-01 - Grading/Drainage Plan_20220420

N
N
0
0
J
d
U)
I
0
I-_
LLI
LLI
W
Itt
LLI
N
(D
0
LLI
N
z
CO
LLI
0
0
O
z
V
Q
n
J
Q
N
O
O
O
Itt
0
0
It
U
LLI
O
d
I
z
O
U
Q
I
O
It
z
ry
LLI
LLI
z_
(D
z
LLI
Y
U_
J
a
Y
U_
J
Q
0
PER THE'WATERS OF THE U.S. DELINEATION' REPORT BY S&ME, INC. DATED OCTOBER 31, 2019, NO JURISDICTIONAL
WETLANDS OF THE U.S. WERE IDENTIFED IN THE SUBJECT PROPERTY. SEE APPENDIX G FOR THE 2019 REPORT.
INDENTITY AND QUALIFICATIONS OF THE DETERMINATORS CAN BE FOUND IN THIS REPORT.
NOTES:
1. CONTRACTOR TO FIELD VERIFY THE LOCATION OF ALL UTILITIES PRIOR TO CONSTRUCTION ACTIVITY. UTILITY
LOCATIONS PROVIDED HEREIN ARE FOR PLANNING PURPOSES ONLY.
2. CONTRACTOR SHALL MAINTAIN AND PROTECT ALL EXISTING SIGNS, LIGHTS, EXISTING UTILITIES AND CIRCUITS
UNLESS OTHERWISE NOTED ON THE PLANS OR UNTIL REQUIRED TO BE REMOVED.
3. CONTRACTOR SHALL NOTIFY THE ENGINEER IMMEDIATELY OF ANY DISCREPANCIES IN THE PLANS AND SHALL
NOT PROCEED UNTIL CLARIFICATION IS PROVIDED.
4. THE CONTOUR INTERVAL ON THE PLAN SHEET IS 1.0 FT.
5. CONTRACTOR IS RESPONSIBLE FOR FIELD VERIFYING SUITABILITY OF TIE-INS TO EXISTING STRUCTURES.
6. NON -EROSIVE FLOWS ARE LEAVING THE SITE.
GG n
I IN
x
CI I I (A) I 4" BOLLARD (TYP)
GRATE: 2,160.22' -'ter — —— — — — — — — — — — — — — — — 24" HDPE
— — — — — — — — — -
INV (A): 2,155.1' I -- ---'
INV (B): 2,154.8'/' ) ---------
-----------
INV (C): 2,154.Cj
I I °
G °
(A) /
/ CI
------- / GRATE:2,164.2
------- INV A ---- ( ):2,159.
/ (B) INV (B): 2,159 1'
ASPHALT PAVEMENT
SCM DRAINAGE AREA:
° _ _ CURB AND GUTTER TYP)
0.64 ACRES
\�I ° _ = S 88°07'11" E 284.E '
rO I 2160 1 262\21�63
76
_
N
2158—
\�
INV: 2,156.3'
/ I I
I �� TBM - d NAI W/ S INER\�76;
\\\\\
/ I
QLEV TI 161.91' —\�
10FT POND I `
__ --_,,\\ 162 /
\ 15 RCP MAINTENANCE ACCESS 1
_ _ \
I 2157- \ \
/ (A)
_(C) CI 21til
7
GRATE: 2, �t53_ \
STORM MANHOLE INV: 2,153.4'
z RIM: 2,157.90' I I (B) I I 2 i55 N,
'0
C7 INV (A): 2,152.9, I I O 2154 \ \
p INV (B) 15" RCP: 2,153.1'
O INV (C): 2,153.0' I ��\ S� 2160
OUT:2,152.7' I /
00 o I I /„
M C I 8 PEA GRAVEL AND ♦ `� 2 5
13' GRASS STRIP SEE 9
m DETAIL ON SW-03
I I ♦ \
m O �� DRY POND SEE DETAILS
M ��� I SHEET SW-03 I \� 8
rn
70
STORM MANH�'
It
O
RIM: 2,15 OUTLET CONTROL
— --♦
— _
tr
>
INV (A): 2,1 STRUCTURE, SEE DETAIL
S N,
— —
Cr
0INV
(B): 2,1
SHEET SW-05
♦ CA v �`
OUT: 2,1__ .
OCS rec D-
_
���� I -
CI
III
` I N�-47'37" W
/ l -
21
t ♦ \ 6S � -
LLI \\
Z
W \J
W
I Q
a \
(U \ r5
V I \\
I \ Q o \
Eco ICI CI ' C() ~ \\
I V�: 2,1 N134' GRATE: 2,161.32' _ \
A): 2, i 7.9' 15" RCP INV: 2,158.1' LL
10, ): 2, 9.7' I \
I I Q
1 \
` r
\I \
N
S
0' 10' 20' 40'
GRAPHIC SCALE IN FEET
rn I loan \ 115" CI
GRVXDI rc)I EO18" -- — t154_ _ �♦QI�GRATE:2,160.24' I`�=� \
96 -72- 40
2,153.01' 2-55 INV IN: 2,156.9' � Ic
OUT: 2,1463RCINV OUT: 2,156.9' BGA ASSO LTD RT RSHNtohco M D.B. .87
D I o PLAT. 1287
/ I I �I ��-\ • EST ` �$" HDPE .rt�� — j MH D-3
— TS \ \ \
I % I p8" HDPE
\
MH D-2MH D-1
2 /IIv \ \
L110 �\ A8" PEA GRAVEL AND
I� RPO�T PARK I
'IT�t
I20, ROD , SEE {O
ASPHALT\PAVEMENT (,RIM:2,152.80 �ASEMNT DETAIL ON SW-03 LID
CREEK WATE , /AND,D I N 'ttrTy W/
I I SSMH GRATE:2152.09' I I
— ■ ■ ■ �II I I III I ■ — --15" ■ ■ ■ I� I `GRA—TE:2,152.69' \ \ \ ---,--- ----
\\ \ /\ � L
RIM:2,152.51 INV:2150.4' D.B• 80�PG. 821 BUNCOMBE COUNTY
- — — — 24" CMP
Rut-
INV: ,.'
II I
I 8-8�°07'01E
TDP —-------------- — --
(TYP) ----- =--- ---� 23.58'(TIE)
.►
II
II
HENDERSON COUNTY
I
II
9643-52-3284
I I GREATER ASHEVILLE REGIONAL
II
i
I
1
DI I
Simple Method for Runoff Volume - Required
RD (Design
Drainage
Impervious
IA
Rv
RD (Design
Design Volume
Storm Depth)
Area
Area
(Imperviou
(0.05 * 0.9
Storm Depth)
(3630 * RD * Rv * A)
(in)
(ac)
(ac)
s Fraction)
* 1A)
(in)
(cf)
Dry Pond
1 0.64
1 0.44
0.68
1 0.66
1 1.0
1,538
Nvr�h
$1
Carolina
■r■w awcmn.■r■�
,
AIRPORT AUTHORITY
D.B.5565 PG. 1196
TRACT 2
TBM - 60d NAIL W/ SHINER
ELEVATION: 2,162.67'
> 00. ­1
to
sheville
REGIONAL AIRPORT
AVCON, INC.
ENGINEERS & PLANNERS
13801 REESE BLVD, SUITE 160
HUNTERSVILLE, NC 28078
OFFICE: [phone]
w .avconinc.com
ULICK ENGINEERING LLC
STORMWATER I HYDRAULICS I EROSION CONTROL
AIRFIELD & CIVIL SITE I CONSTRUCTION SERVICES
NOT RELEASED FOR
CONSTRUCTION
\\� C A I Ro//'%,,
SEAL
040195
LID A• • S���\,
//0" 111 1 1111 \0
DAVID A. SKURKY, P.E.
NC SEAL #040195
ATTENTION:
THIS DOCUMENT CONTAINS PRIVILEGED AND PROPRIETARY
INFORMATION, ALL OF WHICH IS EXPRESSLY PROVIDED BY AVCON, INC.,
FOR USE BY THE INTENDED RECIPIENT, AND FOR A SPECIFIC PURPOSE.
WITHOUT THE EXPRESS WRITTEN CONSENT OF AVCON, INC. ANY
DISTRIBUTION, REPRODUCTION, OR OTHER USE OF THIS DOCUMENT, IN
WHOLE OR IN PART, IS STRICTLY PROHIBITED
SCALE: 1" = 20'
REVISIONS:
NO.
DATE
BY
DESCRIPTION
1
01/24/22
WMM
NCDELM & NCDEQ COMMENTS
2
04/01/22
WMM
NCDELM COMMENTS
DESIGNED BY: W.M.M.
DRAWN BY: W.M.M.
CHECKED BY: D.A.S.
APPROVED BY: D.A.S.
DATE: SEPTEMBER 2021
STATE LICENSE # N.C. P-1430
PROJECT NO. 400102
SHEET NUMBER
Sw_01