20210922 Ver 1_bridge 215 SMP_20210504

I iigl'D'ay North Carolina Department of Transportation ks['�y
Si[utlrivalPY1 Highway Slormwater Program [`' %
STORMWATER MANAGEMENT PLAN
Nereir h ESA;Released Apd120191 FOR SCOOT PROJECTS
WBS Element: BP4.R1 02 TP No.: SF-500215 Counlyties): Johnston Page 1 of 1
General Project Information
WBS Element BP4.R002 IT1P Number: SF500215 I Project Typh: Bridge Replacement IDate: 3.e3,2021
NC DOT Contact: Chad Goggins Contractor r Designer: HNTB North Carolina.P.C.1James Byrd.PE
Address:509 Ward Blvd. Address:343E Slx Forks Road
PO Box31B5 Suite200
Wilson.NC 27895 Raleigh,NC 27609
Phone:[phone] Phone:[phone]
Email:tacsgginsancdoliliv Email:jabyrdrahnLE.Com
Cityfrown: Kenly County[ies): Johnston
River basilr(s): Meuse I CAMA County? No
Wetlands Within Project Limits? Yes
Project Description
Project Length(lin.miles or}eel}: 0.142 I Surrounding Land Use: IRural,Residential,and AgEGrlture
Proposed Project Existing Site
Project Built-Upon Area(act 0.6 ac. 0.4
Typical Cross Section Description: 2-11'asphalt paved lanes with 2'to 8'pared slsulders and 3'ID 4'grass shoulders.Side 2-10'paved lanes with grass Shoukder5.Roadside ditches e:ust in the southeast and
slopes Have front slopes of 3:1 or flatter- southwest quadrants.but both ditches dissipate before dlsOhargi1g into the UT 10
Buffalo Creek.
Annual Avg Daily Traffic{vahmrlday): 0eslglo ulue: 760 Year:2025 Exstng: 2013 Year: 360
General Project Narrative: State project 6P4.R0D2 Inrdren the replacement of Johnston County Bridge 40215 on SR 215E(Bay Valley Rd.)over UT to Little Buffalo Creek.The exlsung bridge consists of
lD6scri ption of Minimlration of Water 1 02 30'$',10 30'-0'.1 a 31'-0',PPC cored slab with PPC Gaps and H-Piles.It Is to be replaced Leith a 1 a 105'-0'39'box beam bridge at the same location.
Quality Impacts)
The proposed bridge does not Contain deck drains.All storm water from the bridge and approaches will be collected by a concrete flume and discharged at the toe of sbpe into
Class'r rip-rap In the northwest quadrant al a I6Catbn outside the buffer.The roadside ditches in the southeast and 4006wrosl quadrants will not Be Impacted and Nil match Ind
existing drainage patterns.
• Waterliody Informality
Surface Water Body(1): I UT to Little Buffalo Creek NCDWR Stream Index No.: 25-57-17
NC DWR Surface Water Classification For Water Body Primary Classification: Class C
•
Supplemental Classification: NSW
Other Stream Classification: None
Impairments: Nails
Aquatic TSE Species? Comments:
NRTR Stream ID: Buffer Rules in Effect I Ne sse
Project Includes Bridge Spanning Water Body? Yes Deck Drains Discharge Over Buffer? INo Dissipater Pads Provided in Buffer? INC
Deck D rains Discharge Over Water Body? No S If yes,provide Just1Bcation in the General Protect Narrative) [If yes.describe in the General Project Narrative;if no.justly In the
Of yes.provide justification In the General Project Narratvey General Project Narrative)