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HomeMy WebLinkAboutNCC231336_Site Plan or Location Map_20230508 a EE WILMINGTON AIRPORT TEMPORARY PARKING LOT EROSION & SEDIMENTATION CONTROL PLAN L F, SITE WILMINGTON INTERNATIONAL AIRPORT (ILM) PHYSICAL WILMINGTON, NORTH CAROLINA 28405 ADDRESS: CAPE FEAR TOWNSHIP, NEW HANOVER COUNTY, NC PARCEL IDENTIFICATION NUMBER R04200-001-025-000 SITE INFORMATION QUANTITY 1 UNIT TOPOGRAPHIC MAP Existing and Proposed Land Use:The 2.26 acre site is an open field,located on a 1,338.95 acre parcel controlled by the Wilmington International \'' ',;. ,0j7,„ � STORM WATER DATA 0°p -\ Airport.The proposed facility is a temporary asphalt parking area with additional handicap parking that will be located near the West side of the proposed Pre Developement Area 1 'T` ""� 1.73 ACRES °°�� l s` ° Rmain parking area.The proposed temporary parking area is being installed to provide additional parking for Wilmington International Airport.coRroxemwa� t3 </�_ SITE\i ' �9Pre Development Area 1 Q10 0.80 CFS :;t Heights 'N\R Ne<4, Q JOB lE EMTRAIJC€ /) i Receiving Waters:The receiving waters for this site are the waters of Smith Creek in the Cape Fear River Basin.The Stream Index for Smith Creek is -00R MIA E�;im;sto,(i/-� Pre Development Area 2 1.10 ACRES \`- - 4.26s .eg natjooa A,rp°rt 18-74-63 and the classification is"C;SW".The stream is not listed on the North Carolina 2020 Final 303(d)List. „., f°`F°° �<roR,+DR 11 7.9086 'g.W\. °1a" D Pre Development Area 2 Q10 0.80 CFS \ Wetlands:No Wetlands are located on the site. �'�: °p TOTAL AREA 2.83 ACRES \ Hightsvilte I,r -----Z - High Water Quality Zone:The site is not located within a High Water Quality Zone. i, o p0"° °,4AeRTzzoo - I j Flood Zone:FEMA Flood Insurance Rate Map No.3720312900K revised on August 28,2018,shows the subject property in the Flood Zone X-Minimal � Post Development North Side Area 1.13 ACRES ) r O� \,�/� �`� RDI (TRW" �,e° A, RECEIVING') ') �ll U 619 DN y.rrn-/- Zoning:New Hanover County has assigned a zoning classification to the subject property of AC(Airport Commerce). Post Development North Side Q10 1.80 CFS 77. 58 Deg V Qe 11 Test borings indicate no water table within 8'of surface �sP° ""'516flTH CREEK, ((/'�l,-- / f Post Development South Side Area �pti CAPE FEAR RIVER '-"� P 1.42 ACRES IL BASIN ` "-- j�- L� TABLE OF CONTENTS f --xiti❑,irh�,. Post Development South Side Q10 1.90 CFS 1� -+'aCl�' r^� TOTAL AREA 2.55 ACRES 1, , SHEET# NAME '��l' ✓�� -s, TOTALQ10 3.70 CFS '( �,� 1�_Oi a'c'q - i ,r, T001 TITLE & DATA SHEET Maintenance Contact ymiih-Gr- nG R!T-9w° , WILIVIIN David Stevick, PE SKIMMER/SEDIMENT BASIN �<�-'fr '1 c" '( -. C100 EXISTING SITE CONDITIONS ��,.� v.J ), o \,?0s ae `\� >B Skimmer Basin Inflow 4 CFS % ) woRTFt\ EC100 EROSION CONTROL& DEMO. PLAN Phone Basin Top Width 35 FT o v s A(LF� 1 v 252.633.2424 Ofc/252.670.7545 Mobil SOURCE:USGS 7.5 MINUTE TOPOGRAPHIC SERIES QUADRANGLE MAP: Basin Top Length 100 FT S N CASTLE HAYNE,NC(2022) EC101 EROSION CONTROL (FINAL PLAN) Email:dstevick@carolinaengineers.com �� _ Basin Depth 2 FT EC102 EROSION CONTROL NOTES I Basin Bottom Width 28 FT d .i ° M mom �j (2 dCl VICINITY MAP EC103 EROSION CONTROL NOTES II Basin Bottom Length 88 FT `�` E Basin Bottom Area 2,464 SF rj = N q �� EC104 REQUIRED NCGO1 DOCUMENTATION Basin Volume 5,936 CF I- W ___:::-------'&------_":::,,,;;__, RUR N tPR1' _Jy/ o - siT\ `"'fr,yRkRD EC105 TEMPORARY PARKING LOT DETAILS I Basin Surface Area 3,500 SF 0 W z 1 °2/ JOB TE ENTRA C ril Heights """"°" "' i'5o - coo INATES: \ C105 TEMPORARY PARKING LOT DETAILS II Weir Length 8 FT :::: o 34.26 Deg.N r u C.1 77.908 egin rna anal Airport Weir Depth of Flow 0.33 FT :.. y `t q z �FH q�RP"'ORr+ore \1 Spillway Capacity 4.60 CFS i� FW~ m _ _ "`"'c"To" - -- - - Skimmer Size 2.00 INCH 4 0 3 -- ~`9 Higtfnvr 1e - ;a w a 4Ros'° AIRPORTELM OMB Applicant&Property Owner Information Orifice Size 1.50 INCH Dewatering Time 3.20 DAYS TFALL o ORDiINAT@6fp' I Applicant Name Owner Name RECEIVING 619 Deg l e° WATERS: ' \ 1 77. 58 peg.w David Stevick,PE Dick Granseur,PE 07 Wr8RTH CREEK, Company Company APE FEAR RIVER I':-,. I__ - - 61, _BASIN - Carolina Engineers,PA New Hanover County Airport Authority I�• gli smith 0. Address Address I- ~o PO Drawer 1578 1740 Airport Blvd.Suite 12 CONSTRUCTION SEQUENCE: c; c� w y City, State,Zip City,State,Zip a z z Lu s,,,i,l,( "cR<RR°<1 , �v� -- WILMIN New Bern,NC 28563 Wilmington,NC 28405 Q Z Property Information 1.)Contractor shall contact North Carolina Department of Environmental Quality(NCDEQ) Q n , ,°o.SM,e m- Phone Phone z 0 a ®- prior to any land disturbing activity. o 0 a Q SCALE -NORTH 252.633.2424 Ofc/252.670.7545 Mobil 910.341.4333 I- 0 } Q 0 1we- , Address/Location SOURCE:USGS 7.5 MINUTE TOPOGRAPHIC SERIES QUADRANGLE MAP: Dolan Dr.,Wilmington International Airport Email Email 2.)Install temporary construction entrance. z Q «s CASTLE HAYNE,NC(2022) J IY LLJ Parcel Identification Number dstevick@carolinaengineers.com gdick@flyilm.com 3.)Install silt fence around designated area as shown on the plans. w - o -1 R04200-001-025-00 4.)Install required check dams as shown on the plans. z Proposed Use Proposed Area Acre(s) Parking Spaces I- Airport Temporary Parking Lot 5.)Install skimmer basins as shown on the plans. - 1 Main Parking Area 0.88 106 6.)Construct swales, radin parking lot and sidewalks and remainder of site Existing Zoning and Use 2 HCP Parking 0.03 5 improvements as shown o the plans. AC Airport Commercial 3 Sidewalks 0.02 7.)Stabilize and seed all disturbed areas in accordance with the vegetation plan. Ensure all Total Parcel Acreage 4 Resurface Access Road 0.10 g 1,339 Acres areas that will not be further disturbed by construction activities have been stabilized. Proposed Disturbed Acreage 5 Total Proposed Site Area 2 54 8.)Remove silt fences and temporary construction entrances once the vegetation has been PROJECT NO:CE2022.129 1.89 Acres 6 Total Impervious Impacts 1.05 95%established. DATE:12/1el2022 DESIGNBY:D.STEVICK DRAWNY ...) CHECKED BY::D.STEVICK APPROVED BY:D.STEVICK SCALE:N.T.S DRAWING NO.:1 SHEET 1 OF 9 T001