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HomeMy WebLinkAbout20150194 Ver 1_Plans_20150218 North Carolina Department of Transportation Highway Stormwater Program STORMWATER MANAGEMENT PLAN (Version 2.01; Released December 2014)FOR NCDOT PROJECTS WBS Element:17BP.4.R.56TIP No.:SF-970081County(ies):Wilson Page 1of 1 General Project Information WBS Element:17BP.4.R.56TIP Number:SF-970081Project Type:Bridge ReplacementDate:12/10/2014 NCDOT Contact:Chad CogginsContractor / Designer:Wetherill Engineering, Inc. Address:Address: Highway Division 4559 Jones Franklin Road 509 Ward Blvd., P0 BOX 3165Suite 164 Wilson, NC 27895Raleigh, NC 27606 Phone:(252) 237-6164Phone:919-851-8077 Email:ccoggins@ncdot.govEmail:mprice@wetherilleng.com City/Town:Wilson, NC 27895County(ies):Wilson River Basin(s): NeuseCAMA County?No Wetlands within Project Limits? Project Description Rural Rolling Hills Project Length (lin. miles or feet): 0.65 MilesSurrounding Land Use: Proposed ProjectExisting Site Project Built-Upon Area (ac.)0.2ac.0.2ac. Typical Cross Section Description: Two 10 foot Travel Lanes in each direction with 2 foot full depth paved shoulders and 5 Two 9 foot Travel Lanes in each direction with 6 foot grass outside shoulders. foot grass shoulders on each side. Annual Avg Daily Traffic (veh/hr/day): Design/Future:Year:Existing:Year:10002013 General Project Narrative:The purpose of the project is to replace Bridge No. 81 on SR 1302 over Millstone Creek in Wilson County. The existing bridge 2@17'9" reinforced concrete deck on timber (Description of Minimization of Water joists with timber caps and piles. The replacement structure will be a 1@60' Cored Slab bridge with 4'0" caps providing a 56.7' +/- clear deck width. The roadway grade of the new structure will be approximately the same as the existing structure. There will be no direct discharge into the stream (deck drains on bridge). All existing stormwater Quality Impacts) drainage patterns were maintained on the project to the fullest extent possible. Waterbody Information Surface Water Body (1): Millstone CreekNCDWR Stream Index No.:27-86-6-1 Primary Classification: Class C NCDWR Surface Water Classification for Water Body Supplemental Classification: Nutrient Sensitive Waters (NSW) Other Stream Classification: None Impairments:None Threatened/Endangered Species?Comments: NRTR Stream ID:Buffer Rules in Effect:Neuse YesNo Project Includes Bridge Spanning Water Body?Deck Drains Discharge Over Buffer?Dissipator Pads Provided in Buffer?N/A (If yes, provide justification in the General Project Narrative)(If yes, describe in the General Project Narrative; if no, justify in the No Deck Drains Discharge Over Water Body? General Project Narrative) (If yes, provide justification in the General Project Narrative) WETLAND PERMIT IMPACT SUMMARY WETLAND IMPACTSSURFACE WATER IMPACTS Hand Existing Existing PermanentTemp. ExcavationMechanized ClearingPermanent Temp. ChannelChannelNatural SiteStationStructureFill InFill Inin Clearingin SW SWImpactsImpactsStream No.(From/To)Size / TypeWetlandsWetlands Wetlandsin Wetlands WetlandsimpactsimpactsPermanentTemp.Design (ac)(ac)(ac)(ac)(ac)(ac)(ac)(ft)(ft)(ft) 113+20 to 13+85BRIDGE< 0.01 0.01 < 0.01 55 TOTALS*:< 0.01 0.01 < 0.010550 *Rounded totals are sum of actual impacts NOTES: NC DEPARTMENT OF TRANSPORTATION DIVISION OF HIGHWAYS 01/27/2015 WILSON COUNTY DB4B-970081 17BP.4.R.56 SHEET 6OF 6 Revised 2013 10 24 BUFFER IMPACTS SUMMARY IMPACT BUFFER REPLACEMENT TYPEALLOWABLEMITIGABLE ZONE 1ZONE 2TOTALZONE 1ZONE 2TOTALZONE 1ZONE 2 STRUCTURE SIZE / STATION ROADPARALLEL 22222222 (ft BRIDGE)(ft)(ft)(ft)(ft)(ft)(ft)(ft) SITE NO.TYPE(FROM/TO)CROSSINGIMPACT 1BRIDGE13-20 TO 14+40X32712673538 X74718422589 ROADWAY12+95 TO 14+20 LTX244244 TOTAL: 4018235363710.00.00.0 N.C. DEPT. OF TRANSPORTATION DIVISION OF HIGHWAYS WILSON COUNTY PROJECT: 17BP.4.R.56 (DB4B-970081 BRG#81 over Millstone Ck on SR1302 (Countryside Rd) 12/10/2014 SHEET 5 OF 6 Rev. May 2006 WETLANDS IN BUFFER IMPACTS SUMMARY WETLANDS IN BUFFERS ZONE 1ZONE 2 STATION 22 SITE NO.(FROM/TO) (ft )(ft) 1113+20 TO 113+50 RT141385 TOTAL: 141385 N.C. DEPT. OF TRANSPORTATION DIVISION OF HIGHWAYS WILSON COUNTY PROJECT: 17BP.4.R.56 (DB4B-970081 BRG#81 over Millstone Ck on SR1302 (Countryside Rd) 12/10/2014 SHEET 6 OF 6 Rev. Jan 2009