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HomeMy WebLinkAbout20181276 Ver 1_Bridge #142 Letter_20180918STATE OF NOR''I'H CAROLINA DEPARTME�'T QF 'TRANSPC)R'�ATI�QN ROY COOPEi� GOVFRN(3R Sept�mber 18, 2018 Mr. Steve Kichefski U. S. Army Corps of �ngineers Ash�ville Reguiata� Pield Office 151 Patton Aven�e, Room 20$ Ashevill�, NC 28801-5006 J�Es H. TR��r�Q�, TII SECRFT�:RY Subject: Nationvaide Perrnit #3 Replace Bridge #� 142 an SR 1319 with New Brid�;e Alleghany County, North Cara�ina Project Number: 17BP.1i.R174 (DWR Per�rtit F�e: $240) Dear Mr. Kich�efski: T'lae North Carolina Department of Transpartatian is sche�uled to rep�ace �ridg� #�42 with a new bridge a� the same location. The existing single span timber and steel bri�ige is 24' long x 21' wide a.�d �s st�acturally deficient. The propQsed single span cored slab bridge is 35' long by 30' wide. neck drains are nat renuired. �ra offsi�e detou� is proposed. Stream Impaets: Statian Existing Pro�osed Temporary Ripr�p Tot�� Im�acis N�a�mber Structure S�ze Structure De�vatering Innpacts at tlais Station Size (feet) (feet} (feet) 24' flong x 21' 35' long x 30' 10 {beyond $ridge #142 wide bridge wide bridge RR limits) 871 97 Perm. FilllRiprap Impacts = Tota� Projeet Impaets = 97 87 feet f�et j The riprap total here i�ciudes all bank stabilization and bank hardening ass�ciated with the new structure and riprap that is beyond the footprint of the existing structi.�r� and wing walls. The total i� a little �are than usual d+�e to the stream running para11e1 ta t�e raad on the south side of the stre� crossing. r4tailrng ,4rlelress: NC C3EPARTMENT OF TRANSPORTA'fiON ❑NIS10N 11 sai s�n���,svu�e.e xaa� N�KTN W1�,1C�SBOKQ, NC 48fi�9 Telephune: (336} 667-9i I l Fnx: (336) 667=45�49 Cusro»�er Service: 1-877-3f£3-?968 [i'e6srte' ww�a.ncdot.gov Mr. Steve Kichefski Alleghany Bridge # 142 September 18, 2018 The replacement of the existing bridge with the proposed new bridge will requir� te�nporary dewatering during abutmen# removal and riprap installation. An impervious dike will be constructed adjacenti to the proposed impact area to isolate the work zone. Any dirty water located inside the construction area will be pumped into a silt bag if necessary. Once the new bank stabilization is in place, the imperviaus dikes will be removed and preconstruction streambed elevatians will be restored. Constru.ctian of this project will require impacts ta wa#ers af the United States in the New River Sasin. The existing bridge crosses Potato Creek (Class: C; Trout} and is located in a trout watersbed. This project does not drain to designated critical habitat. This project was reviewed for the presence of threatened and endangered species in the field and I have also included a query of the NCNHP database. Based on the project area mapped with my request, the data.base sea.rch indicates that there are no records for threatened or endangered species, impartant naturt'al eommunities, natural areas, or conservation/nczanaged areas vv�thin the proposed project boundary. There will be approximately 0.07 acres of tree cutting at the project location due ta cut and fi1I work. The NLEB is listed as a protected species in this county but the project does not fall within one af the HUCs identified in the SLOPES spelled out in the Nationwide Permit Regional Conditzons. We do not anticipate any impact to any ather federally listed species. Cultural resou�rce compliance work has been completed. No archaeological resources or historic properties will be affected by this prajeet �see attached). The praject i�npacts are not significant in nat�u'e and should noi remove or degrade existing water quality uses. Starmwatex will be routed through grass or xock iined ditches, dspending on the ditch line slope. Pipe sizes used will be the minimum necessary to create a safe roadway. By uti�izing the erosion contral measures out�ined in the attachments to this appiieation, downstream water quality standards will be protected. All appropria#e BMPs will be used during construction. By copy of this electronic letter, it is requested that Mrs. Marla Chambers with the North Carolina Wildlife Resources Commission camment directly to you concerning the 404 Natianwide Pertnit application with a copy sent ta me. By copy of this electranic letter, it is requested that the Division of Water ResQurces, 401/Wetlands Unit, issue the appropriate permit for construction of this project. It is requested that any comments related ta tha 401 certificatian be electronically forwarded directly to me with a copy sent to the US Army Corps of Engineers. We wouid like to begin construction as soon as possible. If further information is required, please let me know. Your early review and consideration will be appreciated. Mr. Steve Kichefs�Ci Alleghany Bridge # 142 Septe�nber 18, 2018 Sincerely, �Q� Heath Slaughter Division Envzranmental Officer Enclosures cc: Marla Ci�ambers, NCWRG Amy Chaprraan, Division of Water Resou�'ces Dave Wanucha, Divis�on af Water Resources Joe Laws, Division Bridge Program Manager Todd Hiatt, Roadside Enviro�ental Field Operations Engineer