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HomeMy WebLinkAboutSW5120201_Stormwater Report_20120110- _ e Stormwater Narrative Dollar General East Nash Street Spring Hope Nash County, NC Tax Parcel ID: 286019522150 At the intersection with S. Louisburg Road Site Information: Total Site Area = 1.55ac Disturbed Area = 1.4ac Wetland Area = 0 (no impact) Developer = Glandon Forest Equity, LLC George T. Barnes, Jr. 3900 Merton Drive, Suite 203 Raleigh, NC 27609 Owner = Robert & Deborah Jones 702 East Nash Street Spring Hope, NC 27882 Engineer = Triangle Site Design, PLLC Matt Lowder, PE 4006 Barrett Drive, Suite 203 Raleigh, NC 27609 919-553-6570 Development Plan: The proposed development will consists of a Dollar General retail store. A stormwater bio-retention pond will be constructed to treat stormwater runoff from the Dollar General site for water quality & water quantity control. The existing site condition for the site is a residential home with auxiliary structure, driveways, lawn and trees Phasing: All of the site construction will be developed in one phase of construction. Utility Systems: Domestic water supply will be provided via a new service line from the Town of Spring Hope water system. Sanitary sewer will be provided via a new service line from the Town of Spring Hope sanitary sewer system. Historic/Public Money: The property does not contain any historic sites and is not being funded with public monies. NCDENR: There are not any non-compliance issues with DENR Agencies. Stormwater Information: River Basin: Tar -Pamlico Stream Classification: C;NSW Stream: Drains to Sapony Creek Stormwater Design: State Stormwater (Non -Coastal County) Density Option: High Density Development Type: Commercial Impervious Area: Total Site Area: Impervious Area: Open Area: 67,471sf (1.55ac) 34,402sf (50.9% of site) 33,069sf (49.1% of site) Drainage Area to Bio-Retention Pond: 45,740sf (1.05ac) Impervious Area to Bio-Retention Pond: 32,230sf (0.74ac) Proposed Treatment Measures: Bio-Retention (Designed for 85% TSS Will all built -upon areas be collected: The proposed building and parking lot will drain to the BMP bio-retention pond. A small part of the driveway area will not drain into the bio-retention pond Buffer Requirements: Municipality required landscape buffers required at property perimeter, no development within buffers. On-site/off-site runoff: no -off site drainage into the proposed bio-retention system. Road Construction Requirements: The NCDOT is not requiring turn lanes in association with this project. The propose site will gain access through a new driveways on Nash Street & Louisburg Road Soils Evaluation: Infiltration Rate: .25in/hr SHWT: 6ftf Below Surface Site Evalutation Date: 11/20/11 nV,r,:3 1-1 °_ FEB 1 0 2012 o . s e U. SS1fN _ r�� — DENR • WATER QUALITY t / �. Rah. 250.r0' avW 5 � a e z+s2a -' WETLIWDS AND STORMWATER BWWCH N wvwm: 24e.2s' • .If — i m�.2#eau' VIA r--M L- i /yam / NASH COUNTY / ABC BaOARD � a e w e D8 1735, PC 674 PIN, 2860-19-52-4293 ; y� lw 91 a SSW r i r +uour.. 247. re' a. 5 I 1p \ 23 � o � 1i s b °u d � A t { Tl{r� SK2rc 1� 2vz.�rt, ► P Zo Av 7 ttez- .so►L1 km..t00yz-r -rp s Mo e ' Tit r2 +7,o�(Z iAk L-04-4 T ro�S +vrf s /Var' ING�L h DrZb . 1,oi-1 A16 L o cot-ri -5"w I C Q 1l/14 ptiVL� SLAY +7o a,/N /�� A y NoT _ I'rA r� F02 G o�/S'T. o �l�-�Ltit�vt,�Y-✓!ti✓. — - Zf��J ✓L' ri S�OvC'� 'Co /`w?T'C t a w�j�LR� v N �l�o�/ IZ, ��+.% Tfi� f T ✓1.~.� .» a j%r1- T a IC4,C— jVT Titl�R/�r—_ 1vf-KT WiZ/ , -� ... I -�.c r...... ..�r.+�... _�� ate_..,-- _=w-. �...�,. �...r _c, s... .....-.«.�.��.-�....�..�.e�r�..r....�;-•n-...,a....+....--:. ...Y �..,.�a.�-� . - - <�_. �..�..-- � _. �_ _«. t_.. _ __ �--�,�•,G - -- •�- � - ,<.. r.. �- - -. �...��.-� �.. ._,.�.�.,,..,...-..:... -. _tea- - .,. � - s ,-- _ II l