20160728 Ver 1_Bridge 132 - Part 2_20160727

Carpenter,Kristi
From:Thomson, Nicole J
Sent:Wednesday, July 27, 2016 2:56 PM
To:[e-mail]; Wrenn, Brian L; [e-mail]; Wilson, Travis
W.
Cc:Powers, Tim; Cail, William G; Carpenter,Kristi; Nancy Scott
([e-mail]); Tracy Parrot ([e-mail]);
Parker, Jerry A
Subject:Bridge 132 on SR 1500 (Allison Rd) over UT to South Hyco Creek, Orange Co - Part 2
Attachments:Bridge_132_Orange_Soil.pdf; 670132_SMP v2.01_Project or TIP No_17BP.7.R.87 (Dec
2014).xls

Nicole J. Thomson
Division Environmental Supervisor Assistant
Division Environmental Office

919-754-7806 Mobile

[e-mail]

PO Box 14996
Greensboro, NC 27415-4996

Email correspondence to and from this address is subject to the

North Carolina Public Records Law and may be disclosed to third parties.

Email correspondence to and from this sender is subject to the N.C. Public Records Law and may be disclosed to third parties.
1

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 1
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:Prospect HillCounty(ies):Orange
CAMA County?
River Basin(s): RoanokeNo
No
Wetlands within Project Limits?
Project Description
Forest, Agriculture
Project Length (lin. miles or feet):       350 lin. FeetSurrounding Land Use:   
Proposed ProjectExisting Site
Project Built-Upon Area (ac.)0.15ac.0.12ac.
2 way gravel road with width of 18'.2 way gravel road with width of 13' to 16'.
Typical Cross Section Description:      
Annual Avg Daily Traffic (veh/hr/day):
Design/Future:Year:Existing:100Year:
The project consists of replacing Bridge 670132 on SR 1500 (Allison Rd) over South Hyco Creek. The existing structure consist of a timber deck on timber joists with a
General Project Narrative:
sufficiency rating of 36. The proposed structure is a 2@10'x6' reinforced concrete box culvert, buried below the stream. A riprap lined V ditch will be constructed in the northwest

(Description of Minimization of Water
quadrant to replace an existing riprap lined ditch. A special riprap lined base ditch was added at the inlet of the culvert to help attenuate the flow before water enters the stream.

Quality Impacts)
SR 1500 is a graveled road.
Waterbody Information
Surface Water Body (1):  South Hyco CreekNCDWR Stream Index No.:22-58-4-(0.5)
Primary Classification: Water Supply II (WS-II)
NCDWR Surface Water Classification for Water Body
Supplemental Classification: High Quality Waters (HQW)
Other Stream Classification: None
Impairments:None
No
Threatened/Endangered Species?Comments:
NRTR Stream ID:Buffer Rules in Effect:N/A
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)