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HomeMy WebLinkAbout20170591 Ver 1_WRC Comments_20170522� North Carolina Wildlife Resources Commission 9 Gordon Myers, Executive Director May 22, 2017 Mr. David Brown U.S. Army Corps of Engineers, Regulatory Branch 151 Patton Avenue, Room 208 Asheville, North Carolina 28801-5006 SUBJECT: Duke Energy — Horseshoe — Capps 44 kV Line Rebuild Project Wetlands in the upper French Broad River Basin, Henderson County Dear Mr. Brown: Biologists with the North Carolina Wildlife Resources Commission (NCWRC) reviewed an application for impacts to wetlands associated with the replacement of transmission wiring and structures along a 2.5 -mile maintained right-of-way in Henderson County. Our comments on this application are offered for your consideration under provisions of the Clean Water Act of 1977 (33 U.S.C. 466 et. seq.) and Fish and Wildlife Coordination Act (48 Stat. 401, as amended; 16 U.S.C. 661-667d). The project will involve permanent impacts to 0.01 acre of wetland and temporary impacts to 0.32 acre of wetland associated with the installation of new poles. Temporary impacts would be due to the placement of temporary work matting; after work is complete, the matting will be removed. Th project may also involve the replacement of existing culverts with culverts of the same size and material. Streambanks will be sloped, matted, and seeded with native vegetation. The project should not impact trout and a trout moratorium does not need to be observed. According to Will Metcalf with Duke Energy, any woody vegetation within 50 feet of a stream or wetland will be hand cleared. Woody vegetation would be cut to no less than 6 -inches above ground. We offer the following recommendations to minimize impacts to fish and wildlife resources: 1. Work should be accomplished as quickly as possible and vigilance used in sediment and erosion control during site preparation, construction, and clean up. Disturbed areas near Mailing Address: Habitat Conservation • 1721 Mail Service Center • Raleigh, NC 27699-1721 Telephone: (919) 707-0220 • Fax: (919) 707-0028 Duke E Horseshoe Capps 44 kV Line Page 2 May 22, 2017 Various wetlands, Henderson County wetlands and streams should be seeded, mulched and matted as soon as possible, preferably at the end of each work day. 2. Any erosion control matting used near streams and wetlands should be free of plastic or nylon mesh, as this type of mesh netting frequently entangles wildlife and is slow to degrade, resulting in a hazard that may last for years. 3. We recommend that woody vegetation within riparian areas be cut to allow shrubs and trees of a greater height to remain. Shrubs and trees of even 4-8 feet in height can provide some stream shading, bank stability, and wildlife habitat. 4. A native wetland seed mix should be planted in impacted wetland areas. Thank you for the opportunity to review and comment on this project. Please contact me at (828) 558-6011 if you have any questions about these comments. Sincerely, Andrea Leslie Mountain Region Coordinator, Habitat Conservation Program ec: Will Metcalfe, Duke Energy Andrew Moore, NC Division of Water Resources Byron Hamstead, US Fish and Wildlife Service