20160727 Ver 1_670221_SMP v2 01_Project or TIP No_17BP7R87 (Dec 2014)_20160727

North Carolina Department of Transportation
Highway Stormwater Program
STORMWATER MANAGEMENT PLAN

(Version 2.01; Released December 2014)FOR NCDOT PROJECTS
WBS Element:
17BP.7.R.87TIP No.:17BP.7.R.87County(ies):Orange Page 1of 2
General Project Information
WBS Element:17BP.7.R.87TIP Number:17BP.7.R.87Project Type:Bridge ReplacementDate:7/14/2016
NCDOT Contact:W.G. Cail, P.E.Contractor / Designer:Dan Duffield, P.E.
Address:Address:
NCDOT Hydraulics UnitSummit Design and Engineering Services
1020 Birch Ridge Drive100 East Six Forks Road, Suite 300
Raleigh, NC 27609
Phone:[phone]Phone:[phone]
Email:[e-mail]:[e-mail]
City/Town:HillsboroughCounty(ies):Orange
CAMA County?
River Basin(s): NeuseNo
No
Wetlands within Project Limits?
Project Description
Agriculture
Project Length (lin. miles or feet):       375 lin. FeetSurrounding Land Use:   
Proposed ProjectExisting Site
Project Built-Upon Area (ac.)0.17ac.0.16ac.
2 lane road with 10' travel lanes, and 7' unpaved shoulder.2 lane road with 9.5' travel lanes and no paved shoulder.
Typical Cross Section Description:      
Annual Avg Daily Traffic (veh/hr/day):
Design/Future:Year:Existing:200Year:
The project consists of replacing Bridge 670221 on SR 1135 (Moorefields Rd) over Rocky Run. The existing structure consist of a timber deck on timber joists with a sufficiency
General Project Narrative:
rating of 46.79. The proposed structure is a 2@12'x6' reinforced concrete box culvert. Riprap lined special lateral base ditches will be constructed along all four quadrants which

(Description of Minimization of Water
replace existing riprap lined ditches.
Quality Impacts)
Waterbody Information
Surface Water Body (1):  Rocky RunNCDWR Stream Index No.:27-2-6-2-(1)
Primary Classification: Water Supply II (WS-II)
NCDWR Surface Water Classification for Water Body
Supplemental Classification: Nutrient Sensitive Waters (NSW)High Quality Waters (HQW)
Other Stream Classification: None
Impairments:None
No
Threatened/Endangered Species?Comments:
NRTR Stream ID:Buffer Rules in Effect:Neuse
NoNo
Project Includes Bridge Spanning Water Body?Deck Drains Discharge Over Buffer?Dissipator Pads Provided in Buffer?No
(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)