20190465 Ver 1_Wislon 92 SMP_20190410

Hj�j7yyE��, North Carolina Department of Transportation �
�,....,., , Highway Stormwater Program �,�j �
STORMWATER MANAGEMENT PLAN �:� .,: �..%:`
(Verstvn 2.01; Released December2�14] FOR NCOOT PRQJECFS �
WBS Elem�nt: TIP No.: 17BP 4.R.9Z Co�m iss : Wilson Pa e 1 of 1
General Prvject Infarmatior�
WBS Element: 71P Number: 17BP 4.R.92 Pra'ect T e; Brrd e Re lacement Date: 2/21/2019
NCDOT Contact: William Cail, P.E. Contractor / Desi ner: Jason Patskoski, PhD, P.E.
Address: NCDOT Hydraulics Unit Address: Summit Design and Engineering Services
1020 Birch Ridge Drive 100 East Six Forks Road, Suite 300
Ralei h, NC 27609
Phone: [phone] Phone: [phone]
' Email: cail ncdpt. n� Email: asar�. atskoski summitde.net
Ci /Town: Elm Ci Coun ies : Wilson
River Basin s: Tar-Pamlico CAMA Coun ? No
Wetlands within Proje�t Limits? Yes
Pro �t Descri #io�a
Prv'ect Len th fin. miles or feet : 0.152 miles Surroundin Land Use: Rural Area with Agricultura! or Residential Land Uses
Pro osed Pro ect E�dstin Site
Pro'ect Built-U on Area ac. 0.46 ac. fl.38 ac.
Typical Cross Section Description: 2 lane road with 10' travel lanes and 6' paved shoulder with total bridge length of 41.15 ft 2 lane road with 10' travel lanes and no paved shoulder with total bridge length of
and width of 41.45 ft 35.43 ft and width of 25 52 ft
�Annual Avg Daily Traffic (veh/hr/day): pesi nlFuture: 112� Year: 2025 Existin : 450 Year: 2016
GeReral Project Narrative: State Project 176P.4.R.92 involves the replacement of NCDOT Bridge 970092 on SR 1339 over Town Creek. The proposed bridge will maintain the existing level of service.
(�escription of Minimization of Water The proposed roadway fill slopes are 3:1 and are grassy. There are three proposed lateral V ditches with grassy 3:1 side slopes on the left and right sides of the roadway to
Quality Impacts) convey existing drainage patterns and minimize disturbance in the surrounding wetlands. There is a single riprap lined special cut ditch with grassy 3:1 sideslapes on the right
side of the roadway which outlets to the wetlands. All ditch velocities are non-erosive in buffer zones.
. �- R' - .�� �,".1i�!'iate leiarnia�vn -
5urface Water Bod 1: Town Creek NCDWR S#ream Index No.: 2&83
NCDWR Surface Water Classification for Water Body Prima Classification: Class C
Su lemental Classification: Nutrient Sensitive Waters NSW
Other Stream Classification: None
Im airments: None
ThreatenedlEndan ered S ecies? No Comments:
NRTR Stream ID: Town Creek Buffer Rules in Effect: Tar-Pamlico
Pro'ect Includes Brid e S annin Water Bod ? No Deck Drains Dischar e Over Buffer? No Dissi ator Pads Provided in Buffer? No
Deck Drains Dischar e Over Water Bod ? No (If yes, provide justification in the General Project Narrative) (If yes, describe in the General Project Narrative; if no, justify in the
(If yes, provide justification in the General Project Narrative) General Project Narrative}