SW6240705_Plansheet - Proposed Drainage Area_20240927 (2)

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3 LEGEND:
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3 EXISTING CONTOURS
LOC LIMITS OF CONSTRUCTION
41- t-MUt-r-M I T UIVC
3 360 - - - - - - - - - - BUFFER ZONE
APPROXIMATE EDGE OF TREE LINE
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— — — — — — — — — — E911 TOWER RADIUS
�� 3ss 3 —xxxxx TOWER FENCE
ADJACENT PUBLIC ROW
o W W W— 6" WATER MAIN
350 50'BUFFER �x AREA 1:9.848 AC Cl)
3SS TIME TO CONCENTRATION
z_ 100 LF SHEET FLOW
827 LF SHALLOW CONC
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ME911 COMMUNICATIO _^-� TOWER _ _ 355—355
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345 EXISTING FENCE LINE I X � � — 3 NCS
35'FRONT BUFFER (6U pVF�SR42�
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O — /ON DITCH(D PROPERTY
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�cS 3 ' 25Y 24H MAX VELOCITY 5.17 FT/S �. AREA 4 DRAINS TO EXISTING
NCDOT ROW SWALE NO 3S0
AREA 4:4.518 AC IMPROVEMENTS TO BE MADE
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�jO c�� 32ro v c�2 O TIME TO CONCENTRATION
100 LF SHEET FLOW
S 30 506 LF SHALLOW CONC �s
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O cS` PROPERTY LIN AREA 1.1: 1.769 AC _� U
285 � �� �-- TIME TO CONCENTRATION � �-�
280 AREA 5:2.222 AC
275 0 / 186 LF SHALLOW CONC U, TIME TO CONCENTRATION o
100 LF SHEET FLOW `� Q
175 LF SHALLOW ONC I O
�ss\O N M Mw0 C SWALE(S1) r I
24H MAX VELOCITY 6.11 FT/S ACCESS DRIVE SWALE(SO)
25Y 24H MAX VELOCITY 1.99 FT/S\ o
N �h 315 0 i XISTING 6-INCH
Nry o M p i 3 WATER MAIN
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O N AREA 3: 1.231 AC w
N IM TIME TO CONCENTRATION �O
100 LF SHEET FLOW 3 B
220 LF SHALLOW CONC \ r
O N WN 29S Zg� N m \ ° \ I UTLET PROTECTION TO BE 4j
PROPERTY LIN PLACED FOR IMPROVED CULVERT
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�3 29p 285 O M \355 s
N2�5 34S AREA 4 AND 5 DRAIN TO 345 P
O N N N `L7 o M 33S 3 EXISTING NCDOT ROW
SWALE NO IMPROVEMENTS
CDEst M 3 C SWALE(S2) \ 3 0 TO BE MADE o
N 265 0 30 25Y 24H MAX VELOCITY 5.98 FT/S 3 3S / w
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345 s'�s
N 15
Aso 310 � 320 M o^0
315 N M 32S o
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AVENTS CREEK
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� N NTIRE SITE DRAINS THROUGH NATURAL 290 S MO M;;
� CHANNELS IN DRAWS AND INTO ADVENT CREEK �
N 2�p 285 N� NOTES:
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255 60 280 ��0 1. EXISTING TOPOGRAPHY AND PROPERTY LINES OBTAINED FROM
`So 275 HARNETT COUNTY GIS.
330 2. PROPERTY BOUNDARY SURVEY COMPLETED BY BENTON W.
40 DEWARE AND ASSOCIATES, APRIL 30, 2019.
CD
`L�� 23h2��' h 2to0 255 60 60 265� �7p 2�5 2g0 285 2$ 32S 3. CONDITIONAL USE PERMIT#BA-CU-18-18 APPROVED 6/11/18.
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3 PROJECT MANAGER J. MURRAY, PE �
N A� Harnett
A. MCGREW, PE , , PROPOSED CONDITIONS
PROJECT ENGINEER :�. 0..- E,S8/ •�i C U U N T Y
CD HDR Engineering, Inc. of the Carolinas O HYDROCAD MODEL
DRAWN BY A. MCGREW, PE �: ' 'y
L r: NORTH CAROLINA KEY
N.C.B.E.L.S. License Number: F-0116 — 040654 strong roots a new growth
D 05/2024 ISSUED FOR STORMWATER PERMIT APPLICATION Q
555 Fayetteville Street, Suite 900 ;•'�
,�'..��NE.. �. , HARNETT COUNTY
co 919 2g32.6 007601 B 01/2023 REVISEDD BASED ON REVIEWER COMMENTS FOR BIDDING
S .�`�����`\ SHEET
Y //l�l ��� NORTHWEST CONVENIENCE CENTER o 2" FILENAME
s' ool..l- L
A 10/2022 ISSUED FOR PERMITTING / � Orf
s ISSUE DATE DESCRIPTION PROJECT NUMBER 10354679 SCALE 1" = 125' fl
HARNETT COUNTY NORTH CAROLINA