20150485 Ver 1_Application_20150528

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Horz. Scale: as shown Revisions
Vertical Scale: n/a Number Date Description CAD
Date: April 3, 2015 5-11-15 Added blow off assembly on Lily Lane LFH
Project No.: P . 140121 Added 10' utility easement
Note added at Wolfpock Lane fire
Drawn by. LFH hydrant relocation.
Checked by. KGC/SMB A 5-11-15 Added Impact Areas 1 and 2 LFH
C-21-
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Drainage Area to Wet Detention Basin
Scale: Horizontal 1"=60'.
Drainage Area = 13.66 /\C[eS
Pond = 0.44 Acres—(to permanent pool—Elev. 382.25'
Total = 14.10 Acres
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1,160 SF
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Zone 1 = 988 SF I — I \ \ ji 1, Surface area within stream buffer
Buffer
r—parnlicc, Riparian C-4
2 0' 40-2­ Existing Contours �2
Proposed Contours C�
Buffered stream boundary per j Ar
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NCDENR Water Quality Section
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Minimal rip—rap outlet
protection
Stream Detail
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Iled inside 50' riparian buffer
No rip—rap to be insta
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Detention Basin Drainage Area Details and Off Site Stream Details
HAMPTON DOWNS OF YOUNGSVILLE "Alt SEAL
CD
Mack Gay Associates, P.A.
Engineering Surveying Planning
Franklin County, North Carolina 1667 Thomas A. Betts Pkwy., Rocky Mount, NC 27804 Firm. License: C-0569
IC-21