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Home My WebLink About20151267 Ver 1_Permit Drawings_20151208k 11�;11�� <14' North Carolina Department of Transportation SL[?1'llitYcl�PP � Highway Stormwater Program �. STORMWATER MANAGEMENT PLAN (Version 2.03; Released October 2015) FOR NCDOT PROJECTS WBS Element: 17BP.13.R.110 TIP No.: SF-100222 County(ies): Buncombe Page 1 of 2 General Project Information WBS Element: 17BP.13.R.110 TIP Number: SF-100222 Project Type: Bridge Replacement Date: 11/3/2015 NCDOT Contact: M. T. Shown Contractor I Designer: SEPI Engineerin & Construction Address: 1020 Birch Ridge Dr. Address: 1025 Wade Ave Raleigh, NC 27610 Raleigh, NC 27606 Phone: 919-707-6751 Phone: 919-789-9977 Email: mshown ncdot. ov Email: bmazzochi se ien ineerin .com Cit ITown: Weaverville, N.C. Count ies): Buncombe River Basin s: French Broad CAMA County? No Wetlands within Project Limits? no Pro'ect Description Pro'ect Len th lin. miles or feet : 0.05 Surroundin Land Use: Rural foothills. Proposed Pro'ect Existin Site Pro'ect Built-Upon Area ac. 02 ac. 0.1 ac. Typical Cross Section Description: Travel lanes will be 2@ 9' with 3'-7' shoulders. The roadway grade will remain The existing road is 17' BST with minimal grassed shoulders. approximately the same.Therefore minimal additional fill will be added to this project site. Annual Avg Daily Traffic (veh/hr/day): Desi n/Future: Year: Existin : 640 Year: General Project Narrative: The purpose of this project is the replacement of Bridge No. 222 over Herron Cove Branch in Buncombe County. The existing bridge is an 18' 6" single span timber bridge with (Description of Minimization of Water a 19' clear deck. It will be replaced with a 1@1 S'x5'6" precast RCBC structure. Clear roadway over the new structure will be 28'. Drainage patterns will not be substantially Quality Impacts) changed from existing. Waterbody Information Surface Water Body (1): Herron Cove Branch NCDWR Stream Index No.: 6-87-9 NCDWR Surface Water Classification for Water Body Primary Classification: c Supplemental Classification: tr Other Stream Classification: Impairments: None Aquatic T&E Species? No Comments: NRTR Stream ID: Buffer Rules in Effect: N/A Project Includes Bridge Spanning Water Body? No Deck Drains Discharge Over Buffer? N/A Dissipator Pads Provided in Buffer? N/A Deck Drains Discharge Over Water Body? N/A (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) I Ii�;E71�'�]V North Carolina Department of Transportation � � :�iillCl]�l�W��PC: I ,�- . Highway Stormwater Program �;' STORMWATER MANAGEMENT PLAN —'�� (Version 2.03; Released October 2015) FOR NCDOT PROJECTS WBS Element: 17BP.13.R.1' TIP No.: SF-100222 County(ies): Buncombe Page 2 of 2 Bridge to Culvert Avoidance and Minimization Proposed Structure Summary Sheet No. & Station Sheet No.: 4 Station: 12+57 Number of Culverts: 1 Drainage Area (ac or sq mi): 1.7 sq mi Culvert Width/Diameter (ft : 18 Surface Water Body: 1 Herron Cove Branch Culvert Height (ft): 5.5 Culvert T e: RCBC Culvert Length ft 55 Avoidance and Minimization Efforts: The culvert has been designed to the minimum length that wills accommodate the proposed roadway while maintaining traffic through (Bridge to Culvert) construction. Stream Slope Fish and/or Aquatic Life Passage Existing Average Stream Slope (°/a): 0.38 % Existing Low Flow Channel Dimensions 9-10' wide Proposed Culvert Slope (%): 0.37 % in the Stream: Culvert Burial Proposed Culvert Burial Depth (ft): 1' Existing Streambed Material: sand, gravel Proposed Low Flow Dimensions Low flow barrel is 9' wide. Through the Culvert: Proposed Sills/Baffles: A 1 ft continuous sill matches the buried depth of the culvert. Additionalls alternating baffles are to be Existing Low Flow Velocities in the provided near the inlet, outlet and midpoint. Stream (ft/s): 5'2 ropose ow ow e oci ies roug the Culvert (fUs): 3'8 Alternating Low Flow Sills/Baffles: A 1 ft continuous sill matches the buried depth of the culvert. Additionalls alternating baffles are to be provided near the inlet, outlet and Culvert/Stream Alignment Stream Patterns Upstream and Downstream N/A of the Culvert that Could Affect Fish Passage and Bank Stability: Bed Forms Impacted by Culvert (riffles, The stream does not have a strongly developed riffle-pool system near the roadway crossing. pools, glides, etc.): Low Flow Floodplain Bench Required? Yes (provide justification) Sharp Bends at Inlet/Outlet? No (describe culvert alignment with stream) Stream Realignment Necessary? (provide No justification) Bank Stabilization: Rip Rap Outlet Velocities Natural Stream Channel 2-yr Velocity (ft/s): 5.5 Natural Stream Channel 10-yr Velocity (ft/s): 6.8 Proposed Culvert 2-yr Outlet Velocity (ft/s): 4 Proposed Culvert 10-yr Outlet Velocity (ft/s): 4.3 Roadway Geometric Considerations Evaluate/Describe Roadway Geometric Constraints: � N I O N V • � � V � � O V �� I� �� B U1�lCOMBE CO U1�lTY LOCATI0IV: BRIDGE NO.100222 OVER HERROIV COVE CREEK ON SR 2098 (HERRON COVE ROAD) TYPE OF WORK GRADING, DRAINAGE, PAVING, A1VD STRUCTURE BEGIN PROJECT 17BP.I3.R.110 -L- POC STA. II + 65.00 R TO us 1923 ----- —L— HERRON � SR 2098 � ------ — -- � — — ----- �� , —�--- � i ` � � \\ �% � � �. ` BEGIN CULVERT \ m �I —L— STA 12+45.07 ��p o I \N m 1 �� o � \� \ \ O' This project is not within any municipal boundaries. Clearing on this project shall be performed to the limits established by modified method II. END CULVERT —L— STA 12 + 68.93 , �`, PERMIT DRAWING SHEET 1 OF 4 NC GRID NAD 83/NSRS 2007 END PROJECT 17BP.13.R.I10 -L- POC STA. l4 + 00.00 , �_ �� _ r� ,� c�p� �ppFR R� yFR�N � PERMIT DRAWINGS SUBMITfAL 5-173 NOVEMBER 18, 2015 1P�8.1C1LdA�i[d�'.�1E3� ][�1LA�� DO VOT 1:5F, FOR COTSTRL'CTIOh �� ❑ Boone.NC � 829�355�9933 ❑ Trt-Cliles. TN 423�46i�B401 ❑ I(noxvllle, TN Vaugr�&Melton 865 546 5900 Coflsulting EngIn66�s � Spartanburg,SC 864�5'l4�4ii5 Ashevllle, ❑ cnarias+on,sc ■ North Carollna 843�914�5650 828�253�2196 ❑ yltltllesboro,KY ❑ RalelgM1,NL ❑ Cha�lotte,NC 606�2q9�6600 919�9"!"/�9455 T04�35"l�0488 ❑ A+Ianta,GA 1]0�62'I�3509 GYrIpM1T O 2006 VaugM1n & 4eHon.lna AIIFIqM1ts Re¢ervad J Prepare0 /n ti� Offlce of: HI'DRAULICS ENGINEER DIVISION OF HIGHWAYS GRAPHIC SCALES DESIGN DATA PROJECT LENGTH VAUGHN F� MELTON STATE OF NORTH CAROLINA ]378-F PATTON AVE. 20 10 0 20 40 _ LENGTH ROADWAY PROJECT 17BP.13.R.110 = 0.052 MI nsxEvrLCE xc, 28806 ADT 2013 — 510 FOR THE NORTH CAROLINA DIVISION OF HIGIiWAYS �� °'�8�y LENGTH STRUCTURE PROJECT 17BP.13.R.110 = 0.005 MI zoiz sraNnarzn snEc�Ftcazioxs ��6� �� PLANS TOTAL LENGTH OF PROJECT VBP.13.R.110 = 0.057 MI r.e. � 1 T = 6% MICHAEL CALHOUN, PE sic�vazu�: `� 2O �O O 2O 4O * — PROJECT ENGINEER � V 40 MPH RIGHT OF WAY DATE: � �� ROADWAY DESIGN � � TCST= 3% DUAL= 3% MAY 21, 2013 REECE SCHULER, PE ENGINEER �� PROFILE HORIZONTAL1 -�� ( 1 FUNCT. CLASS=RURAL LOCAL PROJECT DES7GN ENGINEER 4 2 O 4 $ SUB-REGIONAL TIER LETTl1VG DATE: * DESIGN EXCEPTION REQUIRED MAY 21, 2O1$ NCDOT CONTACT: FOR SAG VERTICAL CURVE VIRGINIA MABRY PROFILE (VERTICAL) AND VERTICAL SSD MANAGER –PRIORlTY PROJECTS UN/T P'E' SIGNAT[7RE: