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HomeMy WebLinkAbout20180896 Ver 1_401 Application_20180618' United States Forest National Forests in 160A Zillicoa Street — Department of Service North Carolina P.O. Box 2750 V Agriculture Asheville, NC 28802 N.C. Division of Water Resourceo y; Wetlands Branch � 1617 Mail Service Center .� Raleigh, NC, 27699-1617 To whom it may concern, 20180 8 Date: June 18, 2018 8 RJUNkoLg 9 2 g 2018 f t This letter is to request Section 401 Water Quality Certification from the North Carolina Division of Water Quality for U.S. Forest Service project: Cheoah River Access (Mile Post 5.1). Located on the Nantahala National Forest in Graham County, North Carolina, this project is situated on the Cheoah River at river mile 5.1 This project proposes the existing boating/fishing access point would be improved by installing concrete launch ramp as shown on the drawings. Also included is downsizing the existing aggregate parking area and adding planting features to keep the parking area smaller than it currently is. Native trees and shrubs will be planted as shown on the proposed drawings. The boat launch would be placed above the base flow level but below the high flow levels to avoid construction within the wetted perimeter of the river channel during high flow events. A copy of the 404 permit application has also been sent to the N.C. Wildlife Resources Commission and U.S. Fish and Wildlife Service for review. Enclosed are the following materials: • One copy of the Pre -Construction Notice (form 12-10-2008 version 1.3), application for 404 permit (Nationwide Permit #42). • One copy of the project Decision Memo • A check made payable to the Division of Water Quality for $240.00 since activities cumulatively account for less than 150 feet of stream channel. If you require any additional information, please contact me at 828-257-4835. S;kLna J1\ Public Services Staff Officer Caring for the Land and Serving People PWPrinted on Recycled Paper Office Use Only: Corps action ID no. DWQ project no. Form Version 1.3 Dec 10 2008 Page 1 of 11 PCN Form — Version 1.3 December 10, 2008 Version Pre -Construction Notification PCN Form A. Applicant Information 1. Processing 1 a. Type(s) of approval sought from the Corps: ®Section 404 Permit ❑Section 10 Permit 1b. Specify Nationwide Permit (NWP) number: 42 or General Permit (GP) number: 1c. Has the NWP or GP number been verified by the Corps? ® Yes ❑ No 1d. Type(s) of approval sought from the DWQ (check all that apply): ❑ 401 Water Quality Certification — Regular ❑ Non -404 Jurisdictional General Permit ® 401 Water Quality Certification — Express ❑ Riparian Buffer Authorization 1 e. Is this notification solely for the record because written approval is not required? For the record only for DWQ 401 Certification: ® Yes ❑ No For the record only for Corps Permit: ® Yes ❑ No 1f. Is payment into a mitigation bank or in -lieu fee program proposed for mitigation of impacts? If so, attach the acceptance letter from mitigation bank or in -lieu fee program. ❑ Yes ® No 1 g. Is the project located in any of NC's twenty coastal counties. If yes, answer 1 h below. ❑ Yes ® No 1 h. Is the project located within a NC DCM Area of Environmental Concern (AEC)? ❑ Yes ® No 2. Project Information 2a. Name of project: Cheoah River River Mile 5.1 River Access 2b. County: Graham 2c. Nearest municipality / town: Robinsville 2d. Subdivision name: 2e. NCDOT only, T.I.P. or state project no: 3. Owner Information 3a. Name(s) on Recorded Deed: USDA - United States Forest Service - Nantahala National Forests - Cheoah District 3b. Deed Book and Page No. Allen Nicholas, Forest Supervisor 3c. Responsible Party (for LLC if applicable): 160 Zillicoa Street, Suite A 3d. Street address: Asheville, NC 28801 3e. City, state, zip: (828)-257-4200 3f. Telephone no.: (828)-257-4200 3g. Fax no.: (828)-257-4263 3h. Email address: Page 1 of 11 PCN Form — Version 1.3 December 10, 2008 Version 4. Applicant Information (if different from owner) 4a. Applicant is: ® Agent ❑ Other, specify: 4b. Name: 4c. Business name (if applicable): 4d. Street address: 4e. City, state, zip: 4f. Telephone no.: 4g. Fax no.: 4h. Email address: 5. Agent/Consultant Information (if applicable) 5a. Name: James Barry Jones, Forest Engineer - Public Services Staff Officer 5b. Business name (if applicable): US Forest Service, National Forests in North Carolina 5c. Street address: 160 Zillicoa Street, Suite A 5d. City, state, zip: Asheville, NC 28801 5e. Telephone no.: (828)-257-4835 5f. Fax no.: (828)-257-4884 5g. Email address: jbjones@fs.fed.us Page 2 of 11 PCN Form — Version 1.3 December 10, 2008 Version B. Project Information and Prior Project History 1. Property Identification 1a. Property identification no. (tax PIN or parcel ID): USDA US Forest Service Cheoah Ranger District 1 b. Site coordinates (in decimal degrees): Latitude: 35.40650 Longitude: - 83.885756 (DD.DDDDDD) (-DD.DDDDDD) 1c. Property size: 204,300 acres 2. Surface Waters 2a. Name of nearest body of water (stream, river, etc.) to Cheoah River Mile 5.1 Access Improvements proposed project: 2b. Water Quality Classification of nearest receiving water: C Trout 2c. River basin: Little Tennessee River Basin 3. Project Description 3a. Describe the existing conditions on the site and the general land use in the vicinity of the project at the time of this application: Nearly 20 days of release flow is required each year by the Federal Energy Regulatory Commission which attracts hundreds of users each day on the Cheoah River. the project site - River mile 5.1 is a popular resting area and access area for boaters thus serving as a stopping point along the Cheoah River for rafters and fisherman. The existing access area is steep and does not provide adequate access for users. The stream bank at this location is constructed out of adjacent road fill from US 129 and the blasted rock fill provides an unsafe egress for recreation users. Stream banks are eroding due to concentrated user paths along this corridor from both rafting recreation and fisherman use. 3b. List the total estimated acreage of all existing wetlands on the property: N/A 3c. List the total estimated linear feet of all existing streams (intermittent and perennial) on the property: N/A 3d. Explain the purpose of the proposed project: To provide safe boating access & parking facilities along the Cheoah River. Santeetlah Dam is located in Graham County North Carolina on the Cheoah River. The Dam and facilities was construction in 1928 and consists of a dam, pipe line and powerhouse. In 2005 the Forest Service produced an Environmental Assessment (EA) and a Biological Assessment (BA) for the Cheoah River Recreation Projects as part of the licensing agreement by the Federal Energy Regulatory Commission to Brooksfield Power Generating Company. The project was designed to provide recreation opportunities along the Cheoah River for hikers, boaters, anglers, and other forest visitors. Currently the Brookfield Smoky Mountain Hydropower releases down the Cheoah River flow events totally 20 days of varying flow releases. The increased flow brings in recreation users from all over the world for a unique recreation experience. The existing access area is unsafe and does not provide adequate access to recreation users. Access is always eroding and movement of sediment into the stream channel is very likely during any rain event. 3e. Describe the overall project in detail, including the type of equipment to be used: Due to user caused bank erosion and safety access concerns the project proposal includes a complete upgrade to the existing small parking lot & boat launch access ramp to the Cheoah River. The project is to provide a hardened and safe access to the Cheoah River from North Carolina State Road US 129. USFS has coordinated with US Fish and Wildlife due to the proximity of the Appalachian Elk toe Muscle. Project includes paving parking area up to 9 spaces including bus and single vehicle parking to serve those stopping in at the popular access site. Installation of a hardened area for temp. portable toilets and installation of an concrete access launch with a retaining wall and handrails. This access launch would be placed below the high flow levels to avoid construction within the wetted perimeter of the river channel during release flows. Equipment used will be excavators, dewatering, concrete form work and hauling equipment. Page 3 of 11 PCN Form — Version 1.3 December 10, 2008 Version 4. Jurisdictional Determinations 4a. Have jurisdictional wetland or stream determinations by the Corps or State been requested or obtained for this property / project (including all prior phases) in the past? Comments: El Yes ®No El Unknown 4b. If the Corps made the jurisdictional determination, what type of determination was made? ❑ Preliminary ❑ Final 4c. If yes, who delineated the jurisdictional areas? Name (if known): Agency/Consultant Company: Other: 4d. If yes, list the dates of the Corps jurisdictional determinations or State determinations and attach documentation. 5. Project History 5a. Have permits or certifications been requested or obtained for this project (including all prior phases) in the past? ❑ Yes ® No ❑ Unknown 5b. If yes, explain in detail according to "help file" instructions. 6. Future Project Plans 6a. Is this a phased project? ❑ Yes ® No 6b. If yes, explain. Page 4 of 11 PCN Form — Version 1.3 December 10, 2008 Version C. Proposed Impacts Inventory 1. Impacts Summary 1a. Which sections were completed below for your project (check all that apply): ❑ Wetlands ® Streams - tributaries ❑ Buffers ❑ Open Waters ❑ Pond Construction 2. Wetland Impacts If there are wetland impacts proposed on the site, then complete this question for each wetland area impacted. 2a. 2b. 2c. 2d. 2e. 2f. Wetland impact Type of jurisdiction number — Type of impact Type of wetland Forested (Corps - 404, 10 Area of impact Permanent (P) or (if known) DWQ — non -404, other) (acres) Temporary T W1 ❑ P ❑ T ❑ Yes ❑ Corps ❑ No ❑ DWQ W2 ❑ P ❑ T ❑ Yes ❑ Corps ❑ No ❑ DWQ W3 ❑ P ❑ T ❑ Yes ❑ Corps ❑ No ❑ DWQ W4 ❑ P ❑ T ❑ Yes ❑ Corps ❑ No ❑ DWQ W5 ❑ P ❑ T ❑ Yes ❑ Corps ❑ No ❑ DWQ W6 ❑ P ❑ T ❑ Yes ❑ Corps ❑ No ❑ DWQ 2g. Total wetland impacts 2h. Comments: 3. Stream Impacts If there are perennial or intermittent stream impacts (including temporary impacts) proposed on the site, then complete this question for all stream sites impacted. 3a. 3b. 3c. 3d. 3e. 3f. 3g. Stream impact Type of impact Stream name Perennial Type of jurisdiction Average Impact number - (PER) or (Corps - 404, 10 stream length Permanent (P) or intermittent DWQ — non -404, width (linear Temporary (T) (INT)? other) (feet) feet) S1 ®P ❑ T Fill (Stream) Cheoah River ® PER ❑ INT ® Corps ® DWQ 50 50 S2 ❑ P ❑ T ❑ PER ❑ Corps ❑ INT ❑ DWQ S3 ❑ P ❑ T ❑ PER ❑ Corps ❑ INT ❑ DWQ S4 ❑ P ❑ T ❑ PER ❑ Corps ❑ INT ❑ DWQ S5 ❑ P ❑ T ❑ PER ❑ Corps ❑ INT ❑ DWQ S6 ❑ P ❑ T ❑ PER ❑ Corps ❑ INT ❑ DWQ 3h. Total stream and tributary impacts 3i. Comments: Project includes improving river access for boaters and fisherman. Amount of concrete to be placed below high water mark is 3-5 CY which includes the access slab and ramp footing. Page 5 of 11 PCN Form — Version 1.3 December 10, 2008 Version 4. Open Water Impacts If there are proposed impacts to lakes, ponds, estuaries, tributaries, sounds, the Atlantic Ocean, or any other open water of the U.S. then individually list all open water impacts below. 4a. 4b. 4c. 4d. 4e. Open water Name of waterbody impact number - (if applicable) Type of impact Waterbody type Area of impact (acres) Permanent (P) or Temporary T 01 ❑P❑T 02 ❑P❑T 03 ❑P❑T 04 ❑P❑T 4f. Total open water impacts 4g. Comments: 5. Pond or Lake Construction If pond or lake construction proposed, then complete the chart below. 5a. 5b. 5c. 5d. 5e. Wetland Impacts (acres) Stream Impacts (feet) Upland Pond ID Proposed use or purpose (acres) number of pond Flooded Filled Excavated Flooded Filled Excavated Flooded P1 P2 5f. Total 5g. Comments: 5h. Is a dam high hazard permit required? ❑ Yes ❑ No If yes, permit ID no: 5i. Expected pond surface area (acres): 5j. Size of pond watershed (acres): 5k. Method of construction: 6. Buffer Impacts (for DWQ) If project will impact a protected riparian buffer, then complete the chart below. If yes, then individually list all buffer impacts below. If any impacts require mitigation, then you MUST fill out Section D of this form. 6a. ❑ Neuse ❑ Tar -Pamlico ❑ Other: Project is in which protected basin? ❑ Catawba ❑ Randleman 6b. 6c. 6d. 6e. 6f. 6g. Buffer impact number - Reason Buffer Zone 1 impact Zone 2 impact Permanent (P) or for Stream name mitigation (square feet) (square feet) Temporary T im act required? 61❑P❑T El Yes ❑ No B2 ❑P❑T F1 Yes ❑ No B3 ❑P❑T El Yes ❑ No 6h. Total buffer impacts 6i. Comments: Page 6 of 11 PCN Form - Version 1.3 December 10, 2008 Version D. Impact Justification and Mitigation 1. Avoidance and Minimization 1 a. Specifically describe measures taken to avoid or minimize the proposed impacts in designing project. While a formal sediment & erosion control plan is not required for this project, the USFS will incorporate sediment & erosion control practices into the construction drawings & specifications. Standard practices will include: Construction Scheduling — work shall be accomplished when water level is low. Stabilization — temporary & permanent seeding shall be required during & after grading operations, riprap outlet protection shall be constructed for stormwater structure. Structural Controls — temporary diversions, silt fence, hay bales, silt traps & ditch checks shall prevent sediment from entering the Cheoah River. All erosion control structures shall be inspected after any storm event & repaired if necessary. 1 b. Specifically describe measures taken to avoid or minimize the proposed impacts through construction techniques. Contractor will not be allowed to start construction until the erosion control measures are in place per contract specifications and drawngs. USFS personnel will make routine site vists along with the National Forests in North Carolina Engineering Staff. 2. Compensatory Mitigation for Impacts to Waters of the U.S. or Waters of the State 2a. Does the project require Compensatory Mitigation for impacts to Waters of the U.S. or Waters of the State? ❑ Yes ® No 2b. If yes, mitigation is required by (check all that apply): ❑ DWQ ❑ Corps 2c. If yes, which mitigation option will be used for this project? ❑ Mitigation bank ❑Payment to in -lieu fee program ❑ Permittee Responsible Mitigation 3. Complete if Using a Mitigation Bank 3a. Name of Mitigation Bank: 3b. Credits Purchased (attach receipt and letter) Type Quantity 3c. Comments: 4. Complete if Making a Payment to In -lieu Fee Program 4a. Approval letter from in -lieu fee program is attached. ❑ Yes 4b. Stream mitigation requested: linear feet 4c. If using stream mitigation, stream temperature: ❑ warm ❑ cool ❑cold 4d. Buffer mitigation requested (DWQ only): square feet 4e. Riparian wetland mitigation requested: acres 4f. Non -riparian wetland mitigation requested: acres 4g. Coastal (tidal) wetland mitigation requested: acres 4h. Comments: 5. Complete if Using a Permittee Responsible Mitigation Plan 5a. If using a permittee responsible mitigation plan, provide a description of the proposed mitigation plan. Page 7 of 11 PCN Form — Version 1.3 December 10, 2008 Version 6. Buffer Mitigation (State Regulated Riparian Buffer Rules) — required by DWQ 6a. Will the project result in an impact within a protected riparian buffer that requires buffer mitigation? ❑ Yes ® No 6b. If yes, then identify the square feet of impact to each zone of the riparian buffer that requires mitigation. Calculate the amount of mitigation required. Zone 6c. Reason for impact 6d. Total impact (square feet) Multiplier 6e. Required mitigation (square feet) Zone 1 3 (2 for Catawba) Zone 2 1.5 6f. Total buffer mitigation required: 6g. If buffer mitigation is required, discuss what type of mitigation is proposed (e.g., payment to private mitigation bank, permittee responsible riparian buffer restoration, payment into an approved in -lieu fee fund). 6h. Comments: Page 8 of 11 PCN Form — Version 1.3 December 10, 2008 Version E. Stormwater Management and Diffuse Flow Plan (required by DWQ) 1. Diffuse Flow Plan 1 a. Does the project include or is it adjacent to protected riparian buffers identified ❑ Yes ® No within one of the NC Riparian Buffer Protection Rules? 1 b. If yes, then is a diffuse flow plan included? If no, explain why. ❑ Yes ❑ No Comments: 2. Stormwater Management Plan 2a. What is the overall percent imperviousness of this project? 75-80% 2b. Does this project require a Stormwater Management Plan? ❑ Yes ® No 2c. If this project DOES NOT require a Stormwater Management Plan, explain why: Project is smaller than 1 acre. 2d. If this project DOES require a Stormwater Management Plan, then provide a brief, narrative description of the plan: ❑ Certified Local Government 2e. Who will be responsible for the review of the Stormwater Management Plan? ❑ DWQ Stormwater Program ❑ DWQ 401 Unit 3. Certified Local Government Stormwater Review 3a. In which local government's jurisdiction is this project? N/A ❑ Phase II 3b. Which of the following locally -implemented stormwater management programs ❑ NSW ❑ USMP apply (check all that apply): ❑ Water Supply Watershed ❑ Other: 3c. Has the approved Stormwater Management Plan with proof of approval been ❑ Yes ❑ No attached? 4. DWQ Stormwater Program Review ❑ Coastal counties ❑ HQW 4a. Which of the following state -implemented stormwater management programs apply ❑ ORW (check all that apply): ❑ Session Law 2006-246 ❑ Other: 4b. Has the approved Stormwater Management Plan with proof of approval been ❑ Yes ❑ No attached? 5. DWQ 401 Unit Stormwater Review 5a. Does the Stormwater Management Plan meet the appropriate requirements? ❑ Yes ❑ No 5b. Have all of the 401 Unit submittal requirements been met? ❑ Yes ❑ No Page 9 of 11 PCN Form — Version 1.3 December 10, 2008 Version F. Supplementary Information 1. Environmental Documentation (DWQ Requirement) 1 a. Does the project involve an expenditure of public (federal/state/local) funds or the ® Yes ❑ No use of public (federal/state) land? 1 b. If you answered "yes" to the above, does the project require preparation of an environmental document pursuant to the requirements of the National or State ® Yes ❑ No (North Carolina) Environmental Policy Act (NEPA/SEPA)? 1c. If you answered "yes" to the above, has the document review been finalized by the State Clearing House? (If so, attach a copy of the NEPA or SEPA final approval ❑ Yes ❑ No letter.) Comments: NEPA Documentation has been attached to submission 2. Violations (DWQ Requirement) 2a. Is the site in violation of DWQ Wetland Rules (15A NCAC 2H .0500), Isolated Wetland Rules (15A NCAC 2H .1300), DWQ Surface Water or Wetland Standards, ❑ Yes ® No or Riparian Buffer Rules (15A NCAC 2B .0200)? 2b. Is this an after-the-fact permit application? ❑ Yes ® No 2c. If you answered "yes" to one or both of the above questions, provide an explanation of the violation(s): 3. Cumulative Impacts (DWQ Requirement) 3a. Will this project (based on past and reasonably anticipated future impacts) result in ❑ Yes ® No additional development, which could impact nearby downstream water quality? 3b. If you answered "yes" to the above, submit a qualitative or quantitative cumulative impact analysis in accordance with the most recent DWQ policy. If you answered "no," provide a short narrative description. 4. Sewage Disposal (DWQ Requirement) 4a. Clearly detail the ultimate treatment methods and disposition (non-discharge or discharge) of wastewater generated from the proposed project, or available capacity of the subject facility. Contractor is responsible to provide port-a-john throughout the life of the project. Facilities will be maintained weekly to avoid any discharge on the project site. Page 10 of 11 PCN Form — Version 1.3 December 10, 2008 Version 5. Endangered Species and Designated Critical Habitat (Corps Requirement) 5a. Will this project occur in or near an area with federally protected species or ® Yes ❑ No habitat? 5b. Have you checked with the USFWS concerning Endangered Species Act ® Yes ❑ No impacts? ❑ Raleigh 5c. If yes, indicate the USFWS Field Office you have contacted. ® Asheville 5d. What data sources did you use to determine whether your site would impact Endangered Species or Designated Critical Habitat? We have met and hosted multiple meetings with local USFWS Felid Office Staff - Mr. Allen Ratzlaff - Fish and Wildlife Biologist. Biologist have surveyed the site multiple times and have cleared the project, see attached letter of support. 6. Essential Fish Habitat (Corps Requirement) 6a. Will this project occur in or near an area designated as essential fish habitat? ❑ Yes ® No 6b. What data sources did you use to determine whether your site would impact Essential Fish Habitat? 7. Historic or Prehistoric Cultural Resources (Corps Requirement) 7a. Will this project occur in or near an area that the state, federal or tribal governments have designated as having historic or cultural preservation ❑ Yes ® No status (e.g., National Historic Trust designation or properties significant in North Carolina history and archaeology)? 7b. What data sources did you use to determine whether your site would impact historic or archeological resources? 8. Flood Zone Designation (Corps Requirement) 8a. Will this project occur in a FEMA-designated 100-year floodplain? ❑ Yes ® No 8b. If yes, explain how project meets FEMA requirements: 8c. What source(s) did you use to make the floodplain determination? NC One Map - NCEM Flood Risk Information Center James Barry JonesOt 6/18/2018 Applicant/Agent's Printed Name Ct, Date n 's ignatu Applicannifa (Agent's sig ture is valid onlyauth rization letter from the applicant vid Page 1 1 of 11 PCN Form — Version 1.3 December 10, 2008 Version L North Carolina Wildlife Resources Commission Gordon Myers, Executive Director June 5, 2018 Mr. David Brown U.S. Army Corps of Engineers, Regulatory Branch 151 Patton Avenue, Room 208 Asheville, North Carolina 28801-5006 SUBJECT: Cheoah River RM 5.1 River Access Cheoah River, Graham County Dear Mr. Brown: Biologists with the North Carolina Wildlife Resources Commission (NCWRC) reviewed an application to construct a parking lot and boat launch access ramp on the Cheoah River, impacting 5,0 ft of river in Graham 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). This project should not affect trout and the activities do not need to be avoided during the trout spawning moratorium. However, numerous rare and listed species are found in this portion of the Cheoah River, including Appalachian Elktoe (Alasmidonta raveneliana, US and NC Endangered), Spotfln Chub [Erimonax monachus, US and NC Threatened (T)], Virginia Spiraea (Spiraea virginiana, US and NC T), Junaluska Salamander (Eurycea junaluska, US Federal Species of Concern (FSC), NC T), Wavyrayed Lampmussel [Lampsilis fasciola, NC Special Concern (SC)], and Wounded Darter (Etheostoma vulneratum, US FSC, NC SC]. The project is within two NC Natural Heritage Program natural areas—the Cheoah River Floodplain (rated Exceptional) and the Cheoah River Aquatic Habitat (rated Very High). The project involves the construction of a parking area of up to 9 spaces, a hardened area for toilets, and a concrete access launch with a retaining wall. The concrete slab will be poured in place. The launch will be placed above the baseflow water level and will not come in contact with the stream bottom. Two rain gardens will treat stormwater from the site, which will be discharged to the Cheoah River over a Class B riprap apron. There are multiple older records of Junaluska Salamander in the vicinity of the project, and we are concerned about direct impacts to this rare species. We recommend that both visual night Mailing Address: Habitat Conservation • 1721 Mail Service Center • Raleigh, NC 27699-1721 Telephone: (919) 707-0220 • Fax: (919) 707-0028 Cheoah R RM 5.1 Access Page 2 June 5, 2018 Cheoah R, Graham Co surveys and snorkel surveys be conducted in the project area before any tree clearing and ground disturbance occurs. Please coordinate with NCWRC biologist Lori Williams (lori.williamsnncwildlife.org) about these surveys. In addition, the site should be surveyed for Virginia Spiraea before the project begins; these surveys should be conducted in coordination with the US Fish and Wildlife Service. We offer the following recommendations to minimize impacts to aquatic and terrestrial wildlife resources: 1. Be vigilant with sediment and erosion control during site staging, construction, and cleanup. Disturbed areas should be seeded, mulched and/or matted as soon as possible, at least at the end of each work day. 2. Any erosion control matting used should be free of nylon or polypropylene mesh, as this frequently entangles wildlife and is slow to degrade, resulting in a hazard that may last for years. 3. Concrete must be poured in the dry and allowed to cure at least 24 hours in order to avoid toxic pH levels in the contact water. 4. Minimize the footprint of disturbance within the riparian area, avoiding the removal of riparian vegetation as much as possible when mobilizing equipment and during construction. If needed, replant the disturbed area with native riparian trees, shrubs, forbs, and grasses. 5. Surveys for Junaluska Salamander and Virginia Spiraea should be conducted before the project commences. Thank you for the opportunity to review and comment on this project. Please contact me at (828) 803-6054 if you have any questions about these comments. Sincerely, Andrea Leslie Mountain Region Coordinator, Habitat Conservation Program ec: Barry Jones, USFS Kevin Mitchell, NC Division of Water Resources Byron Hamstead, US Fish and Wildlife Service Lori Williams, NCWRC United States Department of the Interior run FISH AND WILDLIFE SERVICE Asheville Field Office 160 Zillicoa Street Asheville, North Carolina 28801 June 7, 2018 Barry Jones U.S. Forest Service 160 Zillicoa Street, Suite A Asheville, North Carolina 28801 Dear Mr. Jones: Subject: Cheoah River RM 5.1 River Access Project; Graham County, North Carolina Log No. 4-2-18-299 The U.S. Fish and Wildlife Service (Service) has reviewed the information provided in the draft PCN, and project design plans. We submit the following comments in accordance with the provisions of the Fish and Wildlife Coordination Act, as amended (16 U.S.C. 661-667e); the National Environmental Policy Act (42 U.S.C. §4321 et seq.); and section 7 of the Endangered Species Act of 1973, as amended (16 U.S.C. 1531-1543) (Act). Project Description According to the information provided, the proposed project would entail the construction of a parking area (nine spaces), retaining wall, concrete launch ramp, two rain gardens (discharging into the Cheoah River via a riprap apron), and hardened area for temporary portable toilets. The proposed work activities would not require streambed excavation, would be accomplished under low flow conditions, and the access ramp would be placed above baseflow water levels. Additional impact avoidance/minimization measures include temporary and permanent seeding, silt fencing, silt traps, and temporary diversions. Construction activities would not begin until proposed erosion control measures are in place, and USFS staff would make routine site evaluations. The proposed project would require grading and minor tree clearing (<20 trees). Federally Listed Endangered and Threatened Species According to Service records, occurrences (net capture) exist in the project vicinity, and suitable summer roosting habitat may be present within the project area for the federally threatened northern long-eared bat (Myotis septentrionalis). However, based on the information provided, the project (which would require minor tree clearing) would occur at a location where any incidental take of northern long-eared bat that may result from associated activities is exempt under the 4(d) rule for this species. Service records indicate that the federally endangered Appalachian elktoe (Alasmidonta raveneliana) and its designated critical habitat occurs in the proposed project's receiving waters (Cheoah River). The federally threatened spotfin chub (Erimonax monachus) also occurs in the project receiving waters (approximately 0.6 river miles downstream). Like many fish and most mussels, these species are highly sensitive to perturbations in water quality and physical habitats. Sedimentation linked to the degradation of instream and riparian habitats are among the primary threats to these species. Sedimentation may disrupt feeding, respiration, reproduction, and direct mortality of individuals. Additionally, live (uncured) concrete is caustic and toxic to these species and other aquatic animals. Provided that the proposed impact avoidance/minimization measures are employed and that uncured concrete does not contact Cheoah River waters, we believe the probability for take of these species would be reduced to a level we would consider insignificant and discountable. We would therefore, concur with an action agency (USACE) effect determination that the proposed project may affect, but is not likely to adversely affect these species. Service records indicate multiple records of the federally threatened Virginia spiraea (Spiraea virginiana) in the proposed project vicinity. Biologists with USFS and the Service have evaluated the site for this species on multiple occasions in the past 18 months, but have not detected it. Most recently, USFS and Service staff evaluated the project site on June 6, 2018, and also did not find evidence for this species at that time. Service records do not indicate the presence of any other federally protected species in proposed project area and we do not require any further information at this time. Please be aware that in accordance with the Act, it is the responsibility of the appropriate federal agency or its designated representative to review its activities or programs and to identify any such activities or programs that may affect endangered or threatened species or their habitats. If it is determined that the proposed activity may adversely affect any species federally listed as endangered or threatened, formal consultation with this office must be initiated. Junaluska salamander (Eurycea junaluska), eastern hellbender (Cryptobranchus alleganiensis), and wounded darter (Etheostoma vulneratum) also occur in the project receiving waters. These are federal species of concern and are not currently afforded legal protection under the Act. However, incorporating proactive conservation measures on their behalf may preclude the need to list them in the future. We believe the impact avoidance/minimization measures outlined above would also be protective of these species. Additionally, we support the North Carolina Wildlife Resources Commission recommendation for surveys on behalf of Junaluska salamander prior to site disturbance. The Service appreciates the opportunity to provide these comments. Please contact Mr. Byron Hamstead of our staff at 828/258-3939, Ext. 225, if you have any questions. In any future correspondence concerning this project, please reference our Log Number 4-2-18-299. Sincerely, - - original signed - - Janet Mizzi Field Supervisor Nearby reference populations were also evaluated on June 6, 2018, indicating that this species' flowers and vegetative parts are readily identifiable at that time. 0, Ib E.c David Brown; USACE Kevin Mitchell NCDWR Andrea Leslie; NCWRC Lori Williams; NCWRC USDA United States Department of Agriculture Forest Service June 2013 Biological Assessment Cheoah River Recreation Project Cheoah Ranger District, Nantahala National Forest Graham County, North Carolina For Additional Information Contact: Cheoah Ranger District 1070 Massey Branch Road Robbinsville, North Carolina 28771 (828) 479-6431 V Table of Contents PROPOSEDACTION......................................................................................................................... 3 1.0 PROPOSED, ENDANGERED AND THREATENED SPECIES........................................................... 7 1.1 Aquatic Resources................................................................................................................. 7 1.2 Botanical Resources............................................................................................................ 19 1.3 Wildlife Resources............................................................................................................... 23 1.4 Effects Determination for Proposed, Endangered, and Threatened Species ..................... 25 1.5 Consultation History ........................................................................................................... 25 2.0 PREPARERS.............................................................................................................................. 26 3.0 REFERENCES AND DATA SOURCES.......................................................................................... 27 4.0 Attachments............................................................................................................................ 32 Attachment 1: Endangered, threatened and sensitive aquatic species ................................... 32 Attachment 2: National Forests in NC Rare Plant Species filtered for Graham County.......... 34 Attachment 3. Proposed, Endangered, Threatened, Sensitive, and Forest Concern Terrestrial Animal Species, Nantahala National Forest.............................................................................. 34 Cheoah River Recreation Project Biological Assessment 2 PROPOSED ACTION Alternative A: No activities would be taken under this alternative. Alternative B: The proposed project is to construct recreation facilities along the Cheoah River in northern Graham County, North Carolina. This project would modify the previous project designs for the Cheoah River Recreation Project (2005). Boating access areas may be upgraded at two locations (River Mile 5.1 and 2.3). These existing boating access points would be improved by installing concrete boat launch areas approximately 12 feet wide between the base flow elevation and the high flow elevation. One in -stream boulder structure may be added to the river at River Mile 2.3 to create an eddy for boaters at the boat access area. An accessible trail will be constructed along the west side of the river from Joyce Kilmer Bridge downstream approximately 0.6 mile in length, terminating at an accessible fishing pier (cantilever construction). A fishing access point would be constructed downstream of the existing commercial put -in facility using rock steps anchored into the river bank. This access point would include a small parking area for approximately 2 vehicles. An accessible parking area would be constructed at the Joyce Kilmer Bridge to provide access to the river trail and fishing pier. This parking area would be located on the west side of the river in the previously disturbed old bridge location. An existing gravel/paved pull -off at the intersection of US 129 and Yellow Creek Road would be redesigned to provide pull-through temporary parking and an informational kiosk. An existing fishing access point at River Mile 3.4 would be upgraded by adding gravel or grasscrete pavers for parking and some additional crusher -run gravel for the trail. Parking areas may utilize gravel, grasscrete pavers, and/or asphalt depending upon project costs. A short segment of fishing access trail would be constructed on the west side of the river upstream of the Big Fat Gap Road Bridge (River Mile 1.8) for approximately 0.2 mile. This trail construction would also include designation of parking areas for 2 -3 vehicles using gravel. The upper panel (metal grate) of the existing commercial put -in would be removed and the concrete supports would be broken off flush with the stream bedrock to improve the hydraulics and reduce maintenance of this launch facility. A short segment of metal grating may be used at River Mile 2.3 to span the bankfull channel of a tributary to the Cheoah River. Project design features to protect the biological resources include: • Mussel surveys would be completed 6 months prior to in -stream construction followed by mussel surveys within 1 month of in -stream construction (within the area affected by in - stream construction). • Large trees within the riparian area would not be removed during construction to the extent practicable. No trees suitable for the Indiana bat would be cut during the period of April 15 through October 15. • Construction areas would be designed to minimize soil and vegetation disturbance within the riparian area. Sediment control techniques would include constructing put -ins during base flow periods and sand bagging these areas during high flow events to prevent sedimentation of the river. • Project designs would be developed in consultation with the U.S. Fish and Wildlife Service (USFWS). Conceptual designs have been discussed with the USFWS. Designs Cheoah River Recreation Project Biological Assessment would be shared with the USFWS at the 20%, 50%, and 90% of completion phases to ensure protections for federally listed species. • Parking areas would be designed to direct storm water runoff away from the river and into vegetated filter areas and/or engineered wetlands or storm water collection basins. • The accessible trail and fishing pier near the Joyce Kilmer Road Bridge would terminate prior to reaching an area containing Virginia spiraea to avoid potential effects to this species. Specific actions for each alternative are listed in the following table: Table 1. List of proposed actions. Summary of Proposals Alt. Alt. 2 1 Proposed Action Day Use Put -in just below 0 River Access Area — modify Santeetlah Dam existing put -in structure to improve hydraulics of put -in and reduce maintenance. Downstream of put -in 0 Construct steps from parking area to river for fishing access using native stone. Gravel parking area for approx. 2 vehicles. Joyce Kilmer Road 0 Construct 0.3 mi accessible Bridge trail and 1 accessible fishing pier. Construct accessible parking area on west side of bridge and improve parking area on east side of bridge. Pull -off at intersection of 0 Pull through temporary US 129 and Yellow Creek parking and informational Road kiosk. Access and recreation 0 ❑ Roadside pull -off amenities for river mile ❑ 20 parking spaces 5.1 ❑ Concrete kayak launch Fishing access at river 0 Improve existing parking by mile 3.4 graveling or placing grasscrete pavers. Gravel existing trail. Cheoah River Recreation Project Biological Assessment 4 Access and recreation 0 []Roadside pull -off amenities for river mile 1112 parking spaces 2.3 ❑ Concrete kayak/raft access Install boulders to create eddy in river. Fishing access for river 0 2-3 parking spaces mile 1.8 (Big Fat Gap ❑ Construct approx. 0.2 mi Bride) fishing access trail. River miles are cumulative and begin at the center of the bridge on Highway 129 where it crosses Calderwood Reservoir. Cheoah River Recreation Project Biological Assessment Figure La. Proposed river access areas and handicapped accessible trail VV Recreation DevelopmentLofts; n►.� ^� ��. 1. Faft r B,dp Sir s_ ' IMUfMQw 79. Innifts a� �N. .. 1 �'N_ SOOT" LM WMA f Mai . i. tI A Y i N M .� L • 4 d f I t ■` � r i Legend • 1'i!QPraOM P -.11J* • FW" Pier - T1315 A... »r arp oofl a� • MPM" _ 1 � tflM 1. Cheoah River Recreation Project Biological Assessment 6 1.0 PROPOSED, ENDANGERED AND THREATENED SPECIES 1.1 Aquatic Resources Boundaries of Aquatic Analysis Areas This analysis addresses project area waters and analysis area waters associated with the Cheoah River Recreation Project. Project area waters are defined as those in the area of potential site- specific impacts (direct and indirect effects) on aquatic habitat and populations, and do not necessary overlap effects to botanical and wildlife resources. In addition to project area waters, the analysis area encompasses waters downstream that potentially could be impacted by project activities when considered within the watershed context (cumulative effects). The aquatic analysis area for this project consists of the following watershed: the Cheoah River. Existing Conditions The aquatic resources of the Cheoah River have been extensively monitored since the implementation of the new Federal Energy Regulatory Commission (FERC) license agreement. Following gravel addition, the proportion of gravel in the streambed was significantly higher at all gravel sites. However, comparisons of sites to reference stream reaches suggested that sand, gravel, and cobble were still extremely deficient. Additionally, the volume of gravel was inadequate to create gravel depths that provided suitable habitat for catostomid spawning (McManamay et al. 2010). Additionally, the river flows, temperatures, and fish communities are responding well to the increased discharge from Santeetlah Dam. Monitoring data have suggested that the Appalachian elktoes are reproducing in the river. The federally threatened spotfin chub has been introduced to the river and is extending its range upstream. Additional mussels and the wounded darter have been introduced and are persisting within the river. Much of the instream vegetation has been scoured from the channel, which has provided a source of finer substrates for mussels. Species Evaluated and Rationale Four aquatic federally threatened or endangered species are either known to occur or may occur on the Nantahala National Forest (Attachment 1 a). The North Carolina Natural Heritage Database was queried for occurrences of T & E species in Graham County. Two aquatic T & E species remained after this initial filter (spotfin chub, Cyprinella monacha, and Appalachian elktoe, Alasmidonta raveneliana). These species were then filtered based upon habitat information and the availability of these habitats within the aquatic analysis area. Based upon the results of this filtering process both species were evaluated for this analysis (Attachment lb). Species that do not have suitable habitat within the project area were eliminated from further Cheoah River Recreation Project Biological Assessment 7 analysis. The spotfin chub and Appalachian elktoe were considered in this analysis because both species occur within the area affected by the project. Previous Survey Information Generally, the distribution and range of rare aquatic species, including threatened and endangered aquatic species is well known in North Carolina. Previous surveys for threatened and endangered aquatic species have been conducted within the Cheoah River Recreation Project aquatic analysis areas. These surveys consist of mussel surveys by the U.S. Fish and Wildlife Service (USFWS), U.S. Forest Service (USFS), and the North Carolina Wildlife Resources Commission (NCWRC). Electrofishing surveys have also been conducted in analysis area waters by the NCWRC and the USFS. Table 1.1.1: Known and potential endangered, threatened and sensitive aquatic species in Graham County evaluated for the Cheoah River Recreation Project (see also Attachment 1). Species I Type I Habitat Occurrence F derally Listed Threatened and Endangered Specie Little Tennessee River, Alasmidonta raveneliana Mussel Tuckasegee River, Cheoah Known to occur River, Nolichuck River Erimonax monachus Fish Little TN River; French Broad Known to occur Rivers stem New Surveys or Inventories Conducted The need for additional surveys was considered using the 1989 Vegetation Management Standard for T & ES Species Inventory, as interpreted by the Interim Guidance for National Forests in Texas (November 1, 2005). No additional aquatic surveys for T & E species were conducted for this project because existing data were available to describe current distributions and additional surveys would be completed prior to construction to avoid effects to the Appalachian elktoe. Existing data were used in this analysis because previous surveys for federally threatened and endangered aquatic species have been conducted and the Cheoah River Recreation Project would be implemented to prevent visible sediment from entering analysis area streams. Cheoah River Recreation Project Biological Assessment 8 Effects of Alternatives on Aquatic Species Direct/Indirect and Cumulative Effects Appalachian Elktoe (Alasmidonta raveneliana) The Appalachian elktoe is a rare freshwater mussel that is native to streams and rivers of the southern Appalachian region. It has a thin, but not fragile, kidney -shaped shell, reaching up to about 3.2 inches in length and 1.4 inches in height. Little is known about its habitat requirements, though the species has been reported from relatively shallow, medium-sized creeks and rivers with cool, clean, well -oxygenated, moderate -to -fast flowing water. The species is most often found in riffles, runs, and shallow flowing pools with stable, relatively silt -free, coarse sand and gravel substrate associated with cobble, boulders, and/or bedrock. According to the USFWS, the species is seldom found in stream reaches with accumulations of silt or shifting sand, gravel, or cobble. Mussel searches conducted by Pennington and Associates, Inc. (PAI) in the Cheoah River in 2000 found one live specimen of the elktoe. The live individual was located just downstream of the confluence with Gladdens Creek, in a shallow run with a substrate of silt and sand flanked by aquatic vegetation. A single relic shell of the Appalachian elktoe was found at a beaver dam just downstream from the confluence of Cochran Creek. No other individuals were found and no other mussel species were found in the Cheoah River. In August 2002, the North Carolina Department of Transportation (NCDOT) in conjunction with the USFS and the USFWS conducted a mussel survey of the Cheoah River in preparation for the planned replacement of Bridge Number 70, which crosses the Cheoah River on Joyce Kilmer Road. The NCDOT survey found 10 live specimens and 5 relic shells in several different locations in the river. U.S. Fish and Wildlife Service personnel surveyed five sections of the river in 2003 and found Appalachian elktoe in two sections of the river (Cantrell, pers. comm.). The population between Gladdens Branch and Cochran Creek was well established with "lots of mussels" present. Another site between Half Mile Creek and the bridge at River Mile 1.8 had "some mussels" present. Fish species that serve as hosts for the Appalachian elktoe (Dr. Jim Layzer, Tennessee Technological University, unpublished data) which have been collected in the Cheoah River include warpaint shiner (Luxilus coccogenis), northern hogsucker (Hypentelium nigricans), river redhorse (Moxostoma carinatum), greenfin darter (Etheostoma chlorobranchium), tangerine darter (Percina aurantiaca), mottled sculpin (Cottus bairdi), and black redhorse (Moxostoma duquesnii). The elktoe population appears to be reproducing and individuals persisting in certain areas of the river. The proposed project potentially affects the Appalachian elktoe by possible sediment inputs to the river during construction of adjacent recreational facilities. Specific design features to eliminate or control sediment have been developed under informal consultation with the U.S. Cheoah River Recreation Project Biological Assessment 9 Fish and Wildlife Service due to concerns about sedimentation effects to the Appalachian elktoe and critical habitat within the Cheoah River. Direct and indirect effects: At the Existing Put -In Site: Construct a trail and hardened river access for fishing to the west (downstream) of the existing put -in and its associated parking. It is located at river mile 9.0. The largest population of Appalachian elktoe is located between RM 7.0 and 8.0, well downstream of any direct impacts that could occur at this site. At Joyce Kilmer Road Bridge: Includes trailhead parking on both sides of the bridge, a trail on the west side of the river (left bank looking downstream) with an accessible fishing pier. An existing parking area (right bank looking downstream) would have wheel stops installed, accessible parking signage installed, and an approximately 60 foot long fence installed for safety at the top of the old bridge abutment. Accessible parking spaces would be constructed on the north side (left bank looking downstream). Approximately 0.6 mile of accessible trail would be constructed along the old road bed (left bank) leading to an accessible cantilevered fishing pier. At Intersection of Yellow Creek Gap Road and US 129: An existing gravel pull -off between US 129 and the river would be upgraded to a paved pull -off with temporary parking and an informational board. Additional shrubs and/or trees would be planted within this area. River Mile 5.1: Upgrade existing river access and put-in/take-out with parking. Expansion of the parking area to accommodate 20 vehicles using grasscrete pavers or gravel and inclusion of a group gathering area. Installation of an approximately 12 foot wide concrete boat launch with a retaining wall and handrails. This boat launch would be placed above the base flow level but below the high flow levels to avoid construction within the wetted perimeter of the river channel. all located in areas where no elktoe have been found. Development of access at these sites will not impact any Appalachian elktoe individuals. River Mile 3.4: Additional gravel would be applied to the existing parking area for angler access. River Mile 2.3: Upgrade existing river access and put-in/take-out. Expansion of existing parking up to 12 spaces and a group gathering area using grasscrete pavers or gravel. Installation of a hardened area for portable toilets and installation of an approximately 12 foot wide concrete boat launch with a retaining wall and handrails. This boat launch would be placed above the base flow level but below the high flow levels to avoid construction within the wetted perimeter of the river channel. Boulders would be installed within the river to create an eddy for boaters. This would involve disturbing part of the river bed and banks to anchor the boulders into place River Mile 1.8 (Big Fat Gap Road Bridge): FS 62, at RM 1.8, is proposed for the west side of the Cheoah upstream of the bridge. This site is located at a river section where Appalachian elktoe have been found. Cheoah River Recreation Project Biological Assessment 10 River access area construction: Two river access areas would be improved, including foot paths to the river for kayak or raft access, and boat launch areas. Project design features would minimize the potential for sedimentation in the vicinity of these access sites. These design features include installation and maintenance of silt fences around the construction areas, hardening trails. These design features would prevent the majority of the construction site sediments from entering the Cheoah River. Five reaches were surveyed for Appalachian elktoes in 2003 and an additional reach immediately below Santeetlah Dam was surveyed in 2004. The river access site at RM 6.1 and the put -in site were surveyed in 2003 and 2004, respectively. No mussels were found at either of these sites. The remainder of the access sites have not been surveyed. These access sites will be surveyed prior to any construction activities. The nearest occurrence of an Appalachian elktoe to a proposed access site is at the Bridge site (Table 1.1.2). This site does not have any river access proposed; this site would be a trailhead for the proposed trail. Given the distances between the proposed access sites and the known occurrences of Appalachian elktoe (Table 1. 1.2) it is unlikely that any mussels would be affected by the construction or by foot traffic within the river (foot traffic at the put -ins would occur at higher elevations than the base flow elevation; therefore these actions would not occur within suitable habitats for the Appalachian elktoe). A small amount of sediment may be released into the river after water is allowed to flow into the dewatered construction site, but would have an immeasurable effect upon the Appalachian elktoe and the designated critical habitat. Table 1.1.2. The distance between proposed access sites and known occurrences of Appalachian elktoe within the Cheoah River, Graham County, North Carolina. Nearest Occurrence (mile) Site Downstream Upstream Put in site (Dam) 1.16 - Fishing Access near Put -in 1.05 - Joyce Kilmer Fishing Pier 0.05 0.07 Pull -off at Yellow Creek Rd 4.95 0.23 RM 5.1 RM 3.4 RM 2.3 3.47 1.76 1.56 3.60 0.46 4.71 Big Fat Rd Bridge site 0.05 0.06 Trail construction: The 0.8 miles of trail construction would involve removal of the existing vegetation, and hardening. The accessible trail would follow an existing woods road which would only require some drainage improvements, installation of wooden landscaping timbers, and hardening with crusher -run gravel. The vegetation on the cut and fill slopes would not be disturbed, which would provide a filter for storm runoff. The trail segment located at Big Fat Gap Bridge would consist of a foot path only large enough to accommodate fishing access. Ground disturbance would be seeded and mulched after construction. Sediments carried by storm runoff would likely be deposited within the first 20 feet below the constructed trail segments. Sediments from trail construction and subsequent runoff are not likely to enter the designated critical habitat of the Cheoah River in measurable quantities since project design features would distribute runoff to sediment basins and vegetative filters. The average distance Cheoah River Recreation Project Biological Assessment 11 between the trail and the Cheoah River would be approximately 50 feet. This distance would provide a buffer large enough to filter trail runoff. The effects of access area construction, minor sediment inputs after erosion control is implemented, would only occur in approximately 0. 16 acre (0.20% of the river surface area) of the Cheoah River. These activities are not likely to adversely affect the Appalachian elktoe or the designated critical habitat. Water Quality: Water quality should not be affected because LRMP and NC-FPG standards would be followed. New trail construction areas would be seeded and hardened within 30 days of site disturbance. Silt fences, sediment basins, and rolling dips would be used around construction areas to prevent visible sediment from entering area streams. Sediment impacts would be minimized by the application of LRMP standards and NC-FPG compliance and erosion control precautions incorporated into the project. Effects of parking area runoff. The Forest Service will use a combination of engineered sediment basins, asphalt, grasscrete pavers, vegetative filters, and artificial wetlands (where practical) that trap or filter various hydrocarbons but allow the water to permeate or filter through the soil. These design features would likely prevent hydrocarbons from reaching the Cheoah River. Visitor use of these parking areas is expected to be low throughout most of the year with occasionally high usage occurring on approximately 20 days annually (historical use indicates that future use would be low). The sporatic nature of this usage would likely preclude the accumualation of large amounts of hydrocarbons in parking areas. This would result in a low probability of hydrocarbons occurring in runoff through most of the year. Any hydrocarbons that might enter the Cheoah River after passing through sediment traps, vegetative filters, or constructed wetlands would be of such low concentrations that potential effects of these compounds to the aquatic organisms would be immeasurable. These compounds would be unlikely to cause adverse effects to the aquatic organisms because of the high volatility of fuels and the relative low toxicity of motor vehicle lubricants (Crabtree, 2004). Concentrations of polycyclic aromatic hydrocarbons in mussels below bridges over piedmont North Carolina streams were found to be higher than concentrations in mussels upstream of bridges. However, these concentrations were low, despite the lack of filtration of runoff, and are unlikely to to create adverse effects on adult mussels (Levine et. al, 2004; page 71). Runoff from bridges is largely unfiltered whereas the runoff for the proposed parking areas for access sites will be filtered; therefore, the potential concentrations of hydrocarbons in the Cheoah River are expected to be extremely low (possibly indetectable by analytical methods). Riparian vegetation/Large Woody Debris: Except for the boat access sites and the one fishing pier site, shoreline vegetation would not be cut; therefore, there would be no reduction in potential large woody debris recruitment. The few locations where vegetation would be cut would be small (less than 50 feet long). The new flow regime should provide large woody debris recruitment from shoreline vegetation, which would more closely mimic the pre -impoundment condition of the river. Some large woody debris would be sawn within the river channel and allowed to drift downstream to improve boater safety. Some of this woody debris would drift into backwater areas and some would drift completely out of the river or be deposited onto the Cheoah River Recreation Project Biological Assessment 12 floodplain. This activity would have no effect on the Appalachian elktoe or the designated critical habitat. Effects of Past, Ongoing and Foreseeable Actions: Previous actions. Previous actions within the Cheoah River watershed include the Barker/Belding/Blackgum Project EA and Goldmine Salvage. These activities occurred between 1996 and 2000. These sales included timber harvest (clear cutting, shelterwood, two -aged regeneration, salvage cutting, and intermediate thinning), construction of approximately 3.5 miles of roads, and reconstruction of approximately 1.6 miles of roads. Additional activities associated with these timber sales included: pre -harvest herbicide treatments, herbicide site preparation, chainsaw site preparation, hand planting pine seedlings, prescribed fire for wildlife habitat and site preparation, vine control, wildlife habitat improvements, large woody debris placement for fish habitat, and recreational trail improvements. As a result of the length of time since completion of these sales, any effects to the aquatic resources are reflected in the current affected environment. Previous operations at Santeetlah Dam have had negative effects upon the aquatic organisms and the aquatic habitat. The dam has interrupted the Cheoah River's hydrological processes, creating a degraded habitat situation. The current condition of the Cheoah River habitat and its aquatic species abundance and diversity is a reflection of the effects of river impoundment (See Alcoa Power Generating, Inc., Tapoco Division, 2003, for a complete discussion of the effects of river impoundment). There are no other previous actions on private lands within the analysis area that are known to be affecting the aquatic resources of the Cheoah River. The Hazanet Timber Project was implemented from 2003 through 2008. Portions of this project occur within the Cheoah River watershed. The Hazanet Project included two -age timber harvest, thinning, regeneration, burning, group selection harvest, oak midstory preharvest treatment, vine control and timber stand improvement, and wildlife habitat improvements. This project also included construction of 0.5 mile of road in the Sarvis Branch drainage (Compartment 33); construction of 0.25 mi. system road in Compartment 35; construction of 0.4 mile of temporary haul road in Compartment 35; reconstruction of approximately 0.2 mile of road in Compartment 33. Best management practices and forest plan standards were implemented for these activities and no measurable adverse effects have occurred to the aquatic resources in the Cheoah River. The FERC relicensing of Santeetlah Dam has resulted in implementation of a new schedule of high water flow releases from the dam and the addition of gravel to the river. An additional action, separate from the relicensing, is the construction of the new bridge #70 (Joyce Kilmer Road). 1) High water flow releases Cheoah River Recreation Project Biological Assessment 13 The Cheoah River historically did not receive sufficient flushing flows to keep the rocks and substrate clean of silt. As part of the settlement agreement for the Tapoco Relicensing, additional minimum flow releases are being made. The higher flow year round assists in moving any minor increases in sediment through the system. The minimum flow regime (with scheduled high flows) would facilitate the recovery of the aquatic community and scour sediments from the channel. 2) Gravel additions The fishery agencies are concerned that spawning habitat in the Cheoah River for a number of fish species is limited by lack of suitable gravel substrates. To enhance conditions in the river, the fishery management agencies have suggested the addition of gravel to create more suitable spawning habitat. Approximately 162 tons of gravel were experimentally placed at four locations within the Cheoah River in 2008. Subsequent monitoring showed that these gravels improved habitat conditions immediately downstream of the four locations but lacked sufficient fines to be biologically significant (McManamay et al. 2010). McManamay et al. (2010) also recommend that additional locations and larger volumes of gravel containing coarse sands be added to the river. Subsequent gravel additions have supplied finer grained substrates for improvement of mussel habitat. High flow events are expected to mobilize these particles and distribute them throughout the river channel. Some fines would likely be introduced from the gravel addition activities but would likely be inconsequential to the overall river sediment budget. This section of the Cheoah River has not had a natural supply of new substrate since the construction of Santeetlah Dam. The addition of small amounts of fines with the coarse sand and small gravels would not measurably alter habitats. The small amount of sediments that may be introduced during gravel augmentation would likely be inconsequential to the overall river sediment budget. Gravel additions also occurred in 2010 and 2012 at five additional locations within the river. This substrate material was obtained from the Tuckasegee River following the Dillsboro Dam removal; therefore, it contained a broader range of particle sizes. Mussel habitat has been somewhat improved within the immediate vicinity of the gravel additions due to the presence of coarse sands within these gravels. 3) Species Introductions The North Carolina Wildlife Resources Commission (NCWRC) and the USFWS have introduced the wavy -rayed lampmussel (Lampsilis fasciola) and the Rainbow (Villosa iris) into the Cheoah River. These agencies have also introduced the spotfin chub (Erimonax monachus) and the wounded darter (Etheostoma vulneratum) into the river. Appalachian elktoe individuals have also been translocated from the Tuckasegee River to the Cheoah River. 4) Non-native Invasive Species (NNIS) Treatments NNIS have been treated annually within the Cheoah River corridor since 2007 to control kudzu, privet, Oriental bittersweet, mimosa, Paulownia, Chinese yam, Japanese honeysuckle, and multiflora rose. These treatments involved spraying triclopyr 3A within the riparian areas. Cheoah River Recreation Project Biological Assessment 14 These herbicides were sprayed directionally away from the river to minimize contamination of the river. Cumulative effects: The only effects anticipated would be those described in the proposed actions because there are no effects from previous actions. Ongoing actions. There are no ongoing actions on private lands within the analysis area that are known to be affecting the aquatic resources of the Cheoah River. Cumulative effects: Since no measurable effects are occurring, the cumulative effects of this project would be the same as the effects described for the proposed action Future actions. These agencies also have tentative plans to introduce the following species: spike (Elliptio dilatata), stonecat (Noturus flavus), yellowfin madtom (Noturus flavipinnis), smoky madtom (Noturus baileyi), and the olive darter (Percina squamata). These introductions would have no effects upon the Appalachian elktoe or its critical habitat. Cumulative effects: The proposed actions should prevent effects from user created trails by directing users to developed access sites. Implementation of the new flow regime will began in the fall of 2005, further minimizing the short-term impacts of the access area and trail construction. The planned minimum flow regime (with scheduled high flows) would facilitate the recovery of the aquatic community and scour sediments from the channel. The sediment dilution as additional streams enter the watershed would minimize the effects of project activities. Cumulative effects: The only effects anticipated would be those described in the proposed actions because no effects are anticipated from this future action. Construction of bridge #70 over the Cheoah River by the North Carolina Department of Transportation involved removal of existing vegetation, construction of new bridge abutments, realignment of the road approaches, and removal of the existing bridge. Effects to the aquatic resources were minimized or mitigated under consultation with the U.S. Fish and Wildlife Service. Cumulative effects: The only effects anticipated would be those described in the proposed actions because no effects resulted from this action. Approximately 13% of the Cheoah River shoreline is under private ownership (excluding Alcoa Power Generating ownership). There are no known projects planned for the Cheoah River on Cheoah River Recreation Project Biological Assessment 15 private lands. No potential effects to the project area aquatic resources are expected to occur from future actions on adjacent private lands. Summary of Cumulative Effects: The effects of the trail, access site construction, parking area construction, and construction of a fishing pier have been described above and would be minimal because the project design features would prevent or contain sediments, avoid inputs of hydrocarbons, and maintain a source for large woody debris. The small amount of sediments that may be introduced during gravel augmentation would likely be inconsequential to the overall river sediment budget. The sediment dilution as surface water from Santeetlah Lake enters the watershed would minimize the effects because these waters contain very low sediment volumes. The cumulative effects of the proposed project would only occur in 0.02 acre (approximately 0.03%) of the Cheoah River for the duration of installation activities. These effects would be immeasurable in the Cheoah River. The minimum flow regime (with scheduled high flows) would facilitate the recovery of the aquatic community and scour sediments from the channel. The effects of gravel augmentation and minimum flows will likely have long-term positive effects on the Cheoah River and its aquatic community. The effects of this project to the Appalachian elktoe and its habitat are evaluated above. Additionally, any effects that may occur to the 7 Primary Constituent Elements of the Appalachian elktoe critical habitat are likely to occur as a result of the new flow releases and not as a result of the access areas because the USFS has taken the necessary measures to prevent sediments from entering the river in measurable quantities. Any possible effects to the Primary Constituent Elements from the new flow regime were disclosed in the Tapoco Project FERC EA and its supporting documentation. Therefore, the cumulative effects of this project on the 7 Primary Constituent Elements of the Appalachian elktoe critical habitat are: 1. Permanent, flowing, cool, clean water. The new flow regime has provided more flowing, cooler water. Reservoir releases would mitigate any minor (and immeasurable) temperature increases that might result from the riparian vegetation removal at the existing boat access points. There would be no effects to the Cheoah River flow, water temperature or water quality resulting from this project. 2. Geomorphically stable stream channels and banks. The new flow regime will inevitably alter the stream channel and banks as substrates and large woody debris are rearranged by the flows. These rearranging actions are restoring the river to a more natural condition which should provide better habitat for the Appalachian elktoe. The river access sites would be stabilized to prevent erosion and bank instability. Approximately 30 linear feet of stream bank per boat access site would be hardened. There would be no effects to the stream channel or banks from this project. 3. Pool, riffle, and run sequences within the channel. The pool, riffle, run complex within the Cheoah River is largely determined by the underlying bedrock. Installation of the access sites will not affect these attributes. 4. Stable sand, gravel, cobble, and boulder or bedrock substrates with no more than low amounts of fine sediment. The new flow regime is rearranging substrates, depositing some fines in backwater areas and sequestering some substrate particles from old deposits. Additional gravels will be supplemented to enhance the habitat within the Cheoah River Recreation Project Biological Assessment 16 river. Project plans would prevent visible sediment from entering the river; therefore, there would be no effects to this habitat element. 5. Moderate to high stream gradient. The stream gradient of the Cheoah River will only change over time as the mountains erode away. Installation of the access sites would not affect the stream gradient. 6. Periodic natural flooding. While the dam may have some cushioning effects to the natural flooding patterns, it cannot prevent major floods from affecting the river. Additionally, high flow events are scheduled for the new flow regime. These events were scheduled based upon the hydrographs for similar streams and the tributaries of the Cheoah River. Installation of the access sites would not increase or decrease the incidence of floods or high flow events (natural or otherwise). 7. Fish hosts, with adequate living, foraging, and spawning areas for them. The improved minimum flows and gravel augmentation should improve habitats for the fishes within the Cheoah River and invertebrates (Alcoa Power Generating, Inc., Tapoco Division, 2003). Fish species that serve as hosts for the Appalachian elktoe (Dr. Jim Layzer, Tennessee Technological University, unpublished data) which have been collected in the Cheoah River include warpaint shiner (Luxilus coccogenis), northern hogsucker (Hypentelium nigricans), river redhorse (Moxostoma carinatum), greenfin darter (Etheostoma chlorobranchium), tangerine darter (Percina aurantiaca), mottled sculpin (Cottus bairdi), and black redhorse (Moxostoma duquesnii). Project plans would prevent visible sediment from entering the river, thus there would be no impacts to any of these fishes. The minor reduction of shoreline habitat associated with the access area construction would not affect the overall foraging habitat for any fish species. Effects to the spotfm chub: Spotfin chub "habitat includes cool and warm, typically clear, large creeks or medium-sized rivers of moderate gradient, in upland and montane areas, generally in or near moderate and swift currents over gravel to bedrock, rarely over sand or silt (Lee et al. 1980, Burkhead and Jenkins 1991). Eggs are laid in stone cracks, crevices, or in the narrow interface of two touching rocks (Burkhead and Jenkins 1991). Jenkins and Burkhead (1994) reported breeding sites in moderate current of shallow portions of runs, in areas strewn with unsilted rubble and boulders" (Nature Serve 2009). Meyer and Sutherland (2005) found that spotfin chubs in the Little Tennessee River spawned over crevices within bedrock riffles with very little fine sediment. Spawning has been reported from mid-May through early September (Jenkins and Burkhead 1984; in Meyer and Sutherland 2005). The Cheoah River at the proposed boat access areas does provide suitable habitat for the spotfin chub. These sites could be occupied by individuals of the spotfin chub during the construction phase of the project. The proposed location of the fishing pier is not likely to provide suitable habitat for spotfin chubs because it is within a pool area. Direct and Indirect Effects: Cheoah River Recreation Project Biological Assessment 17 The effects of the proposed boat access areas would be minimized by the project design features to protect the Appalachian elktoe. Spotfin chubs that occur within the vicinity of the boat access areas would be able to relocate to areas outside of the construction zones; therefore, implementation of this project is not likely to adversely affect spotfin chubs. Cheoah River Recreation Project Biological Assessment 18 Cumulative Effects The cumulative effects of the Cheoah River Recreation Project on the spotfin chub would be the same as those described for the Appalachian elktoe above. Determination of Effect Implementation of the Cheoah River Recreation Project is not likely to adversely affect the Appalachian elktoe because project design features would be incorporated to avoid direct and indirect effects to the species and its critical habitat. Implementation of the Cheoah River Recreation Project is not likely to adversely affect the spotfin chub because project design features to protect the Appalachian elktoe would also benefit the spotfin chub. Furthermore, the spotfin chub would be able to relocate to undisturbed areas of the river during instream construction. Consultation with the USFWS is necessary for this project. Table 1.1.3: Determination of effect of each alternative on the evaluated endangered, and threatened aquatic species. Species I Alternative A Alternative B Federally Threatened and Endangered Species Appalachian elktoe No effects Not likely to Adversely Affect S otfm chub No effects Not likely to Adversely Affect 1.2 Botanical Resources Boundaries of Botanical Analysis Areas The analysis area includes the proposed activity area for the direct effects analysis. For indirect and cumulative effects, the analysis area includes a two kilometer aerial buffer surrounding the activity area. This area was chosen to account for potential genetic exchange between any rare plant subpopulations within the proposed activity area and within the buffered area. In the absence of species specific interacting population and subpopulation boundaries, Natureserve has established a decision tree to delineate separate populations based on the habitat and a two kilometer buffer (Natureserve 2013). The buffer area also provides the area with the greatest likelihood of spread of invasive plant species. Species Evaluated and Previous Survey Information Species Evaluated and Rationale Eleven federally threatened or endangered (T&E) species are either known to occur or may occur on the Nantahala or Pisgah National Forests. The Biotics database maintained by the North Carolina Natural Heritage Program was queried for occurrences of these species in Graham County. Two plant T & E species remained after this initial filter (rock gnome lichen, Cheoah River Recreation Project Biological Assessment 19 Gymnoderma lineare, and Virginia Spiraea, Spiraea virginiana). Based on habitat preferences and known occurrences, Gymnoderma lineare was eliminated from further analysis. While it has been located within similar large rivers such as the Chattooga and Pigeon Rivers, it has never been located below 2200 feet elevation. The Cheoah River recreation project activity area ranges in elevation from 1200 to 1800 feet across a seven mile stretch of the river. The elevation gradient is less along the Cheoah River than other river occupied habitat for Gymnoderma lineare also. Spiraea virginiana has been located within 19 discrete subpopulations along a nine -mile extent of the Cheoah River extending from just below Santeetlah Dam to just upstream of the Tapoco Lodge. Virginia Spiraea will be analyzed for impacts from this project. Previous Surveys or Inventories Conducted Five subpopulations of Spiraea virginiana were relocated in 2000 for the first time in 50 years along the Cheoah River. Additional subpopulations have been located along this river corridor through 2011. Portions of the area have been surveyed in 2004, 2005, 2006, 2009, 2010, and 2011. These additional surveys located 19 subpopulations, including the five first located in 2000. Existing Conditions Table 1.2.1: Known and potential Federally threatened or endangered plant species in the Cheoah River Recreation Project Creek Botanical Analysis Area Species Natural Community/Habitat Local Occurrence Spiraea virginiana River scour zone, Rocky bar and shore, roadside edge 19 subpopulations along Cheoah River New Surveys or Inventories Conducted A survey was conducted in October of 2012 and April of 2013 visiting all the sites within the proposed activity area. The activity areas are roadside edge, highly to moderately disturbed montane alluvial forest, and acidic cove forest. The eastern edge of the area is highly fragmented with NC primary highway 129 within 50-150 feet of the river's edge. As such high quality montane alluvial forest is not present. Invasive plant species are present although have been dramatically reduced, except for Microstegium vimineum, with the recent intensive control work completed from 2009-2012. The western edge of the Cheoah River is primarily dominated by acidic cove forest with varying densities of Rhododendron maximum. No new populations of Virginia Spiraea were located during the most recent survey within the proposed activity areas. Effects of Alternatives on Federally Listed Plant Species Spiraea virginiana is a perennial, clonal shrub with arching, upright stems. The roots are a complex system of horizontal rootstock with mats of small fibrous roots. Its root structure and vegetative characteristics allow it to establish in new sites under appropriate disturbance regimes (Ogle 1991b). This species grows 2 -10 feet in height. Virginia spiraea flowers from late May to late July, producing bright to creamy white flowers in a terminal corymb. Primarily endemic to the southern Appalachian mountains, Virginia spiraea ranges from southern Ohio, West Virginia, and Virginia, south to Tennessee, North Carolina and Georgia, and is Cheoah River Recreation Project Biological Assessment 20 disjunct to Louisiana (Ogle 1991, Natureserve 2013). Twenty-four extant populations occur in North Carolina in Ashe, Buncombe, Macon, Mitchell, Swain, Yancey, and Graham counties. The Buncombe County population is considered extirpated. Three populations are documented on the Nantahala or Pisgah National Forests - one along the Nolichucky River (Pisgah NF), one along Whiteoak Creek at the confluence to the Nantahala River, and one large population the Nantahala NF along a nine -mile stretch on the banks of the Cheoah River (NC Biotics database, G. Kauffman, personal observations). Virginia spiraea is typically found in disturbed sites along rivers and streams in the mountains, along the banks of second and third order streams and on point bars and braided sections of larger streams, where it forms dense thickets around boulders and in rock crevices. Occasionally these areas are scoured during storm events, and this recurrent disturbance helps to keep Virginia spiraea individuals free of overtopping trees and shrubs. This species depends on flood scour to eliminate woody competitors and to create suitable early successional habitat. Federally listed in 1990, the current threats to Virginia spiraea include reservoir construction, severe flooding or inundation, highway & railroad maintenance and construction, dumping, and extensive clearing (USFWS 2001). Virginia Spiraea is known to occur throughout the nine -mile length of the Cheoah River downstream of Santeetlah Dam. Table 1.2.2 indicates how close any of these subpopulations are to the proposed activity areas. Table 1.2.2: Locations of Spiraea virginiana subpopulations near the proposed activity areas. Summary of Proposals Spiraea vir iniana occurrence Day Use Put -in just below Santeetlah Dam One river scour zone subpopulation upstream — 250 feet Downstream of put -in One river scour zone subpopulation upstream — 0.1 mile, one road bank subpopulation downstream — 400 feet Joyce Kilmer Road Bridge River scour subpopulation on east bank — 100 feet north of existing parking lot, other river scour subpopulation on west bank —250 feet downstream of proposed fishing access pier Pull -off at intersection of US 129 and Road bank subpopulations —600 to 1200 feet downstream of the Yellow Creek Roadpull-off Access and recreation amenities for river Forested subpopulation — 350 feet upstream of site mile 5.1 Fishing access at river mile 3.4 Road bank Subpopulation — 0.2 miles upstream and river scour subpopulation — 0.3 miles downstream Access and recreation amenities for river Subpopulations not documented within 0.5 mile of location mile 2.3 Fishing access for river mile 1.8 (Big Fat One river scour and road bank subpopulation on the east side of Gap Bridge) the river Effects of Alternatives on Virginia Spiraea Alternative A & B: Neither the no -action (A) or action (B) will directly affect Virginia Spiraea. Since no changes are proposed for Alternative A, there will be no effect to this federally Cheoah River Recreation Project Biological Assessment 21 threatened shrub. And since the species was not located within the proposed activity areas, there will be no effect to Virginia Spiraea. Alternative B: Indirect Effects Currently very little suitable habitat occurs within the proposed activity areas given the highly disturbed sites or the presence of denser Rhododendron maximum shrub layer. Construction of the put -ins and fishing access trails may prevent future improvement in suitable habitat for Spiraea virginiana at these sites. These new sites with newly disturbed soils may also provide habitat for new non-native invasive plant infestations, however this can be curtailed by monitoring and controlling any new non-native invasive plant outbreaks. Given the small amount of habitat alteration with the proposed activities there will be only be a discountable amount of Virginia Spiraea habitat potentially affected for the long-term within the Cheoah River corridor. Cumulative Effects The following table lists the previous activities that have occurred within the Cheoah River project area. Table 1.2.3: Potential effects to Spiraea virginiana from past and on-going actions within the Cheoah River area. Prior or on-going Actions Duration Location Effects Santeetlah Dam dewatering 1928 -present Upstream of all occurrences Long -term -modification of suitable habitat Long-term effect in NC 129 construction 1967 Parallel to Cheoah River modifying habitat, both negative and positive Barker BeldingBlackgum 1996-2000 West of Cheoah River No Effect vegetation removal Project Goldmine Salvage Project 1996-200 Southern edge of Cheoah River No Effect Hazanet vegetation removal 2003-2008 East of Cheoah River No Effect project River Vegetation Clearing 2000 & 2005Uppermost headwaters of river Short-term impact on one sub o ulation High Flow Releases 2005 -present Ten annual releases per year Long-term improves for 19-20 days suitable habitat Gravel Augmentation 2008, 2010, 2012 Dispersed across nine locations No Effect American Recovery and Throughout corridor, Reduced competition from Reinvestment Act (ARRA) 2010-2012 concentrated within 100 feet of NNIS shrubs, trees, and NNIS control work all documented sub o ulations vines Aquatic Species 2008 Throughout corridor No Effect Reintroduction/Augmentation Woody plant control along July 2010 Swinging Bridge downstream Short-term negative effect bridges of penstock along NC 129 on one sub o ulation The improved minimum water flow and the periodic high water releases should provide greater opportunities to improve or create new suitable habitat for Virginia Spiraea. These ongoing changes should be greater than the small amount of potential habitat that will be altered with Cheoah River Recreation Project Biological Assessment 22 implementation of the proposed activities. The past impacts from either cutting or herbiciding of individual Virginia Spiraea clumps either from periodic road or bridge maintenance or removal of shrubs prior to the whitewater use has not resulted in the loss of any single subpopulation nor resulted in the significant loss of stems within any single subpopulation. As such the proposed project will not result in any cumulative reduction in habitat or subpopulations for Virginia Spiraea. Determination of Effects for Federally Listed Species The Cheoah River project is not likely to adversely affect Spiraea virginiana. Informal consultation is required for this species. Implementation of the proposed project will have no effect on any other federally listed plant species. 1.3 Wildlife Resources Boundaries of Wildlife Analysis Area For the purposes of direct effects, the analysis area would be the areas purposed for development in the Cheoah River Recreation Project. For the purposes of indirect and cumulative effects, the analysis area would include downstream habitat that may be affected by indirect effects and adjacent terrestrial upland habitat where activities may or have occurred comprising of effects that may overlap in space or time with effects from the proposed project. The wildlife analysis area consists of the riparian zone along the Cheoah River and the adjacent in stream habitat and upland terrestrial habitat that borders the riparian zone. Species Evaluated and Rationale All endangered and threatened terrestrial wildlife species, listed by the U.S. Fish and Wildlife Service for the Nantahala National Forest (Attachment 3), were considered for this analysis. The NCNHP database was queried for T&E species in Graham County. Species with only incidental, migrant, or historic occurrences in Graham County were not considered further. The remaining species were further filtered by habitat preferences and the availability of that habitat within the wildlife analysis area. Previous Survey Information Generally, the distribution and range of rare terrestrial wildlife is well known in North Carolina. The NCNHP Biotics Database was queried for T&E wildlife species in Graham County. The database contained records for two endangered wildlife species: the Indiana bat (Myotis sodalis) and the Carolina northern flying squirrel (Glaucomys sabrinus coloratus). Table 1.3.1: Known and potential proposed, endangered, and threatened species in Graham County. Species Type Habitat Occurrence Federally Listed Threatened and Endangered Species Myotis sodalis I Mammal I Roosts in hollow trees and under loose May occur Cheoah River Recreation Project Biological Assessment 23 Indiana bat bark and snags (warmer months); in caves (winter months) Glaucomys sabrinus coloratus Mammal High elevation forest, mainly spruce -fir Does not occur Carolina northern flying and northern hardwood above 4,000' squirrel New Surveys or Inventories Conducted A site visit was made to the proposed activity areas on October 15, 2012 by Le'Andra Smith, the Nantahala National Forest wildlife biologist. No special habitats except for the streamside habitat were noted that could be adversely affected by project activities. The need for additional surveys was considered using the 1989 Vegetation Management Standard for TES Species Inventory, as interpreted by the Interim Guidance for the Nationals Forests in Texas (November 1, 2005). No additional surveys were conducted for the Indiana bat in the wildlife analysis area, because habitat is not limited across the forest. In addition, the restriction to cutting any potential roost trees to between October 15 and April 15 obviates direct effects that would incur take. Effects of Alternatives on Terrestrial Wildlife Species • Indiana.Bat (Myotis sodalis) Alternative A: There would be no effects to the Indiana bat resulting from implementation of this alternative, because the existing conditions would not change. Alternative B: Direct/Indirect Effects No currently suitable roost trees will be cut between April 15 and October 15. Thus, there will be no direct effects to the Indiana bat. Indirectly, felling of trees may remove potential foraging habitat for the Indiana bat or if necessary potential roost trees. However, large trees within the riparian area would not be removed during construction to the extent practicable, and most of the proposed areas are in disturbed sites that would require only a small amount of tree cutting. In addition, during the site visit, it was determined that roosting habitat did not currently occur within the proposed activity areas. Due to the small amount of habitat to be altered, the proposed actions would be unlikely to affect the availability of habitat within the wildlife analysis area. Cumulative Effects Past, ongoing, and reasonably foreseeable future actions have been described above in the Proposed, Endangered, and Threatened Aquatic Resources section (Section 1.1). Due to the small amount of trees to be removed, the Cheoah River Recreation Project would not add appreciably to the cumulative amount of habitat that has been harvested in the wildlife analysis area or the Cheoah River watershed. Furthermore, because of the length of time that has elapsed since harvest took place in the wildlife analysis area, the effects from this past activities have ended; the areas that were previously harvested would currently be suitable habitat for the Indiana bat. Other actions that have taken place along the riparian corridor and in the stream Cheoah River Recreation Project Biological Assessment 24 channels of the Cheoah River watershed would not have affected the Indiana bat, and thus would not add to cumulative effects of this project on the bat. Determination of Effect Implementation of the Cheoah River Recreation Project is not likely to adversely affect the Indiana bat. Consultation with the USFWS is necessary for this project. Table 1.3.2: Determination of effect of each alternative on the evaluated endangered and threatened wildlife species. Species I Alternative A Alternative B Federally Threatened and Endangered Species Indiana bat I No effect Not likely to Adversely Affect 1.4 Effects Determination for Proposed, Endangered, and Threatened Species Implementation of the Cheoah River Recreation Project is not likely to adversely affect the Appalachian elktoe because project design features would be incorporated to avoid direct and indirect effects to the species and its critical habitat. Implementation of the Cheoah River Recreation Project is not likely to adversely affect the spotfin chub because project design features to protect the Appalachian elktoe would also benefit the spotfin chub. Furthermore, the spotfin chub would be able to relocate to undisturbed areas of the river during instream construction. The Cheoah River project is not likely to adversely affect Spiraea virginiana. Informal consultation is required for this species. Implementation of the proposed project will have no effect on any other federally listed plant species. Implementation of the Cheoah River Recreation Project is not likely to adversely affect the Indiana bat. 1.5 Consultation History On July 22, 2005, the Cheoah Ranger District received concurrence from the U.S. Fish and Wildlife Service for the "Revised Biological Assessment for the Proposed Addition of, and Improvements to, Recreational Facilities on the Cheoah Ranger District, Nantahala National Forest, Graham County, North Carolina." Barry Jones, NFsNC engineer, Le'Andra Smith, Nantahala NF wildlife biologist, and Jason Farmer, Nantahala NF fisheries biologist meet with Allen Ratzlaff, USFWS biologist, on March 21, 2013 to discuss the Cheoah River Recreation Project. We discussed the proposed project in generalized terms and agreed upon a process for ongoing communication regarding the proposed project. 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Speciational history in a diverse clade of habitat -specialized spiders (Araneae: Nesticidae: Nesticus): inferences from geographic -based sampling. Evolution, 51(6):1929-1945 Cheoah River Recreation Project Biological Assessment 30 Lee, David S. and James F. Parnell. Endangered, threatened, and rare fauna of North Carolina. Part Ill. A re- evaluation of the birds. Occasional Papers of the North Carolina Biological Survey 1990-1. LeGrand, H.E. et al. 2012. Natural Heritage Program List of the Rare Animal Species of North Carolina. North Carolina Natural Heritage Program, Office of Conservation, Planning, and Community Affairs, NC Department of Environment and Natural Resources. Revised February 27, 2013. Martof, Bernard S., William M. Palmer, Joseph R. Bailey, and Julian R. Harrison 111. 1980. Amphibians and reptiles of the Carolinas and Virginia, U.N.C. Press, Chapel Hill, N.C. 264 pp. Petranka, J.W., & C.K. Smith. 2005. A functional analysis of streamside habitat use by southern Appalachian salamanders: implications for riparian forest management. Forest Ecology and Management, 210:443-454 Petranka, J.W. et al. 1993. Effects of timber harvesting on southern Appalachian salamanders. Conservation Biology, 7(2):363-370. Sever, David M., H.A. Dundee, and C.D. Sullivan. 1976. A new Eurycea (Amphibia: Plethodontidae) from southwestern North Carolina. Herpetologica 32:26-29. Vanderah, Glenda C. and Scott K. Robinson. 1992. Distribution and habitat selection of the Cerulean Warbler (Dendroica cerulea) in s. Illinois. Report submitted to the Audubon Council of Ill. 10 pp. Webster, Wm. David, James F. Parnell, and Walter C. Biggs, Jr. 1985. Mammals of the Carolinas, Virginia, and Maryland. U. of North Carolina Press, Chapel Hill and London. 255 pp. Williams, Lori. North Carolina Wildlife Resources Commission, 177 Mountain Laurel Lane, Fletcher, NC 28732 Cheoah River Recreation Project Biological Assessment 31 4.0 Attachments Attachment 1: Endangered and threatened aquatic species. Attachment la: Endangered and threatened aquatic species, Nantahala National Forest. USFS Status Type Species Habitat/Distribution Endangered/ Threatened Bivalve Alasmidonta raveneliana Little Tennessee River drainage and Tuckasee ee River; Nolichucky River Bivalve Pegias_fabula Lower Little Tennessee River; historic record from Valley River, Cherokee Co. Bivalve Villosa trabalis Hiwassee River, below Appalachia Dam Fish Erimonax monachus Little TN River; French Broad River system Cheoah River Recreation Project Biological Assessment 32 Attachment lb: Endangered, threatened, and proposed, aquatic species evaluated for the Cheoah River Recreation Project. The analysis includes known and potentially occurring rare aquatic species from Graham County, NC, and the Little Tennessee River system. Potential occurrence is based on known distributions of the species and the presence of suitable habitat. Type Name Likelihood of Occurrence in Analysis Area Threatened and Endangered S ecies Mollusk Alasmidonta raveneliana Known to occur Fish Erimonax monachus Known to occur Notes: 1 = No suitable habitat present or vicinity records in the analysis area, but the species may be present in the county. 2 = Suitable habitat present, but no vicinity records. 3 = Vicinity records, in or downstream of the analysis area, but not necessarily in project area. Cheoah River Recreation Project Biological Assessment 33 Attachment 2: National Forests in NC Rare Plant Species filtered for Graham County. Federally Listed Plant Species Species Common Name Tvpe Natural Communities, habitat Attachment 3. Proposed, Endangered, and Threatened, Terrestrial Animal Species, Nantahala National Forest. Species I Type I Habitat Federally Listed Threatened and Endangered Species Microhexura montivaga High Elevation Rocky Summit, Moist Rock Outcrop In moss of spruce -fir forests (endemic to NC & Spruce -fir moss spider in Acidic Cove in Gorge, High Elevation Granitic G mnoderma lineare Rock Gnome Lichen Lichen Dome S iraea vir iniana Virginia S iraea Vascular plant I Riverside scour zone Attachment 3. Proposed, Endangered, and Threatened, Terrestrial Animal Species, Nantahala National Forest. Species I Type I Habitat Federally Listed Threatened and Endangered Species Microhexura montivaga Arachnid In moss of spruce -fir forests (endemic to NC & Spruce -fir moss spider adjacent TN) Glaucomys sabrinus coloratus High elevation forest, mainly spruce -fir and northern Carolina northern flying Mammal hardwood above 4,000' squirrel Mvotis grisescens Mammal Roosts in caves; forages mainly over open water Gray bat Mvotis sodalis Mammal Roosts in hollow trees and under loose bark and Indiana bat snags (warmer months); in caves (winter months Patera clarki nantahala Terrestrial Gastropod Nantahala Gorge (endemic to this site in Swain Co) Noonday lobe Cheoah River Recreation Project Biological Assessment 34 0 N AN TAH ALA NATIONAL FOREST CHEOAH RANGER DISTRICT CHEOAH RIVER RECREATION AREA RIVER MILE 5.1 RIVER ACCESS RAMP 8c PARKING CONSTRUCTION Project Site • 'i U.S.D.A. FOREST SERVICE REGION 8 RECOMMOM BY. Bandon Hauck — Acting District Ranger Date SHEET DESCRIPTION 1 COVER SHEET 2 EXISTING SITE PLAN & DEMOLITION PLAN 3 EXISTING SITE PLAN & PROJECT LAYOUT 4 LAYOUT COORDINATES & ELEVATIONS 5 P. LOT DIMENSIONING & PAINTED STRIPING LAYOUT 6 RAMPS & RETAINING WALLS PROFILES 7 FOOTINGS & RETAINING WALLS SECTIONS 8 SAFETY RAILINGS LAYOUTS & PROFILES 9 SURFACE RUN-OFF MANAGEMENT 10 SIGNAGE & EROSION CONTROL DETAILS 11 LANDSCAPE PLANTINGS LAYOUT RECOMMENDED BY. James B. Jones — Eng/Rec/Heritage/Lands Staff Officer Date I 1 APPROVED BY Man Nicholas — Forest Supervisor D 35'24'29" N 83.53'11" W REFERENCE OBJECTS FOR BENCHMARK (1000.00'): 1. HIGH POINT ON ROCK BEARS N 4728' W 27.6' 2. TRIPLE SYCAMORE BEARS N 78'59'W 20.2' 3. 14" MAPLE BEARS S 04'04' W 20.4' REMOVE EXISTING GRAVEL SURFACING AND RE—USE TO BACKFlLL RETAINING WALL a 0 C, AWCUT EDGE OF c0 EXISTING PAVEMENT (TYP.) O 4 0 00 100 o / Tell A t Z_ 1 m ~ x 00 -_2t a. N O o+ QiY a o / W a 99500 L) 3 / i i 9 4 Fn 99 m m a e y W 90 o w _ fe I - W GHEE A�Tom in 999 AM jt2 m / 0 99 0 ®5 Bm966 L) CL \\ �' / _ — — — ' — aMAGNETIC NORTH (FEBRUARr zolo)� m °ss ® / F, o _ _\ -- 0 / i 06 �- CHEOAH — /ow 0" / xa w006 orn / &o< �o ax 957 _ i TBM's COORDINATES & ELEVATION TBM # COORDINATES ELEVATION 1 5187.5783, 4888.8707 1000.0 &PARKING CONSTRUCTION 4870.0137, 4877.2400 998.0 E32 5459.9042, 5009.4318 1002.77 INSTALL SILT FENCE TO THE DETAILS SHOWN ON SHEET 9 AND AS DIRECTED BY THE COR LEGEND 0° REBAR WITH I.D. CAP (SET) TO BE USED AS CONTROL POINTS Q TREE (SIZE AND SPECIES AS NOTED) TREE LINE fogE5T5ENCE U.S.D.A. FOREST SERVICE S REGION 8 NANTAHALA NATIONAL FOREST CHEOAH RANGER DISTRICT PROJECT: RIVER MILE 5.1 RIVER ACCESS RAMP EXISTING SITE PLAN & DEMOLITION PLAN U &PARKING CONSTRUCTION "t�NTOF NATIONAL FORESTS IN N.C. CHEOAH RIVER RECREATION AREA SCALE. 1" - 20' 1 LEGEND O° REBAR WITH I.D. CAP (SET) TO BE USED AS CONTROL POINTS Q TREE (SIZE AND SPECIES AS NOTED) TREE LINE 35'24'29" N 83'53'11' W REFERENCE OBJECTS FOR BENCHMARK (1000.00'): 1. HIGH POINT ON ROCK BEARS N 4T28' W 27.6' 2. TRIPLE SYCAMORE BEARS N 78'59'W 20.2' 3. 14" MAPLE BEARS S 04'04' W 20.4' a 0 � o PSPNALS 0 0 SILT FENCE TO THE DETAILS ON SHEET 9 AND AS D BY THE CDR fopEST U.S.D.A. FOREST SERVICE NANTAHALA NATIONAL FOREST PROJECT: RIVER MILE 5.1 3 [JCRs REGION 8 CHECIAH RANGER DISTRICT RI PARKING LOT LAYOUT q,WE�1DA VER ACCESS RAMP & PARKNG CONSIRUC110N SCALE: 111= 20 NATIONAL FORESTS IN N.C. CHEOAH RIVER RECREATION AREA 1 y _1004 MWNLTC nOwrN (FESR r 2010) — TOM IL 1 • 113+52 12 9 ; �. X 001 NV�Y , ; .. _ _ -��` i.i 3+28 r t� o -'p o 6 6 3 2 -' ��� X994 .� 4 -'� \ �i�/ /%i�� 992 _ pF 2+88 // 20 -PW �/ j EORNE 8 ur wv0+00 990 • .. .. —\ \ I\ —� .( LONER 1+46.—._._._._.— • ✓ � \ 1' \•SEDIMENT POOL EARGEaLNP _98 9 - __ _. _ - - \ \ \}�G+47 --� / / ^ PARA' r . �! 'HtO FN R ' - - - / '--•.\\ / ,au' 88 / / 9 gg9- 0+93 / TSM #2 966\ r pop, 1 994\ tz- TME sc 99 990\ EDGE OF RIVER FT. WIDE HANDICAPPED ACCESSIBLE RAMP g88 _ — — — f— CHEOAH RIVER � / / TOP OF EXPOSED ROCK ELEV.991.30 / TBM's COORDINATES & ELEVATION TBM # COORDINATES ELEVATION 1 5187.5783, 4888.8707 1000.0 2 4870.0137, 4877.2400 998.0 3 5459.9042, 5009.4318 1002.77 SILT FENCE TO THE DETAILS ON SHEET 9 AND AS D BY THE CDR fopEST U.S.D.A. FOREST SERVICE NANTAHALA NATIONAL FOREST PROJECT: RIVER MILE 5.1 3 [JCRs REGION 8 CHECIAH RANGER DISTRICT RI PARKING LOT LAYOUT q,WE�1DA VER ACCESS RAMP & PARKNG CONSIRUC110N SCALE: 111= 20 NATIONAL FORESTS IN N.C. CHEOAH RIVER RECREATION AREA 1 y TBM a O U.S.D.A. FOREST SERVICE W04 REGION 8 NATIONAL FORESTS IN N.C. a O TOW p LAYOUT COORDINATES & ELEVATIONS POINT COORDINATES REMARKS TBM #1 5187.5783, 4888.8707 ELEV. 1000.0 TBM #2 4870.0137, 4877.2400 ELEV. 998.00 TBM #3 5459.9042, 5009.4318 ELEV. 1002.77 0+00 5059.0016 - 4933.8968 F.E. 1000.00 0+47 5090.7883 - 4898.9261 F.E. 1000.00 0+93 5132.5996 - 4891.2936 F.E. 1000.00 1+34 5169.2139 - 4909.9819 1+46 5180.8557 - 4914.2332 F.E. 1001.50 2+88 5319.2531 - 4946.3935 F.E. 1001.50 3+28 5341.7122 - 4975.3461 3+52 5341.1650 - 4999.1835 1001.00 1 5289.0025 - 4950.6570 2 5284.4756 - 4970.1380 F.E. 1000.90 3 5198.7594 - 4950.2196 F.E. 1000.90 4 5203.2863 - 4930.7387 5 5298.4854 - 4930.2745 F.E. 1001.70 6 5297.1429 - 4917.5962 BEGIN RET. WALL 7 5161.4258 - 4875.9843 RET. WALL A.P. 8 5138.6293 - 4853.5942 END RET. WALL 9 5096.9951 - 4866.9673 CULVERT OUTLET 10 5116.6880 - 4922.4677 LOWER SED POO 11 5312.6801 - 4974.6796 j UPPER SED POO NANTAHALA NATIONAL FOREST PROJECT: RIVER MILE 5.1 4 CHECIAH RANGER DISTRICT TIOLAYOUT COORDI RTS & ELEVATIONS CMG STRUC SCALE. 1" = 20' CHEOAH RIVER RECREATION AREA 11 PLASTIC NHEEL STOP - BLUE COLOR (HC) WHITE COLOR (NON -HC) CS -33-8 w/ CS -AK ASPHALT HARDWARE KIT AS SUPPLIED BY 2:1 FIN. SLOPE (TYP. -1 8' 24'� T@S EQUIPMENT CO. 600-348-0860 " " SHOULDER " (TYP.) 2' COMPACTED DEPTH BITUMINOUS SURFACING (TYP.) 4 -WIDE SOLID WHITE STRIPING (TYP.) i WHEELSTOP DETAIL NOT TO SCALE O+Dom 6' MIN. DEPTH COMPACTED ABC STONE BASE (TYP.) 4' NIDE SOLID BLUE STRIPING (TYP.) J 24' O.C. 3+52 _ rDRE5T 5ENCE U.S.D.A. FOREST SERVICE NANTAHALA NATIONAL FOREST PROJECT: RIVER MILE 5.1 5 U S REGION 8 C H E 0 A H RANGER DISTRICT RIVER ACCESS RAMP & PARKING CONSTRUCTION PARKING [01 DIMENSIONING & PAINTED STRIPING LAYOUT E�� NATIONAL FORESTS IN N.C. CHEOAH RIVER RECREATION AREA SCALE: 1" 1 y r 990.0 PROFILE TOP OF WALL 1001.0 TOP OF WALL / -998.0 _-- I. ELEV. FIN. ELEV. - - - - - - - - - - -~-- - - ---- - FIN. ELEV. FIN. ELEV. 993.2 993.3 _ - _ - FIN. ELEV. 7 1------ 990.7 2X SLOPE __-------- _____ 5'-0' LANDING - 5' -0' LANDING 39'-0' RIVER ACCESS AREA 30'-0' RAMP AT 8.33X GRADE 30'-0' RAMP AT 8.33% GRADE 30'-0' RAMP AT 8.33X -6' TO END OF WALL .TOP OF WALL 1001.0 .LEV. FIN. ELEV. 8.4 998.55-A �1000 SPECIAL PLANTINGS SEE SPECIFICATIONS 990 SECTION A PROFILE ALONG RETAINING WALL -0' RAMP AT 8.33X GRADE TOP OF WALL IFIN. ELEV. 1005.05 1 1001.0 12'-0' RAMP--51-0"-______--� r---� AT 5.42X SLOPE LEVEL _ _ _ r_ -- _ _ 2' DEPTH BITUMINOUS IN. ELEV. SURFACIN 1001.70 /-{IN. ELEV. 1001.05 = I 30'-0' RAMP AT 8.33X GRADE ' -0' LANDING ----- --- --- ,DDD ------- ��-- 993 PROFILE ALONG RAMP CENTERINE LAYER PLACED COMPACTED FILL (USE SELECT EXCESS EXCAVATION ,-EXISTING --E GROUND PROFILE 77 _ / LEEXCAVATION OFF SITE IN A LEGAL MANNER _ 7777777 - GROUND PROFILE ALONG ACCESSIBLE RAMP OUTER EDGE 5'-0' STRIP FOOTING & -0' RAMP AT 8.33X U.S.D.A. FOREST SERVICE NANTAHALA NATIONAL FOREST PROJECT: RIVER MILE 5.1 6 S REGION 8 CHEOAH RANGER DISTRICT ACCESS RAMPS &RETAINING WALL PROFIEES RIVER ACCESS RAMP & PARKING CONSTRUCTION SCALE: 1 -5' NATIONAL FORESTS IN N.C. CHEOAH RIVER RECREATION AREA 11 _6• 29' PROFILE - SAFETY RAIL ON RETAINING WALL �12'-0' BITUMB.JOUS PAVEMEW,- 3 -RAIL I I LANDING HANDRAIL PLAN VIEW F.N HANDRAIL --I H2" LEVEL DETAIL A PROFILE - HANDRAIL ON RAMP 1.90. O.D- SCH. 40 ALUMINUM PIPE RAILINGS h POSTS (TYP.) 1.90 ALUM 1.50' O. A PART NO. 5827 BY SHARPE PI 3/B• DIP S.STEEI SUB 6' MIN. AND SET POST 'OXY ADHESIVE (TYP.) POST SPACING NOT TO EXCEED 7'-0. O.C. (TYP.) DETAIL B DETAIL 6 998.50 GTHS \�- DETAIL A SINGLE HANDRAIL DETAILPOSTS IG NOT TO EXC EDS6AON D.C. (TYP.) 37'-0 40'-0' 40'-0' 22'-4' --- - -- zr- - PROFILE - HANDRAIL ON RAMP S U.S.D.A. FOREST SERVICE NANTAHALA NATIONAL FOREST PROJECT: RIVER MILE 5.1 7 REGION 8 CHE0AH RANGER DISTRICT RIVER ACCESS RAMP & PARKING CONSTRUCTION SAFETY RAILINGS LAYOUTS & PROFILES NATIONAL FORESTS IN N.C. CHEOAH RIVER RECREATION AREA SCALE. 1" = 5' 11 0 F P.: "F; ,.I]F.,Fi '.J, �._''.: F F.. pl 4_ ..- -HEC _TNIF FI FFE'F :,T fFl I:F.:!II F RET. WALL DRAIN RAMP AT 5.4K Pt. F_ E - -I J_ ._ G T14 ,: STEMWALL/RAMP SECTION 1000 \ \ 5'-0' 1X12 PT (GROUND CONTACT) OTMw 85R(�)12' O.C. STABLE EXPANSION BOARD (TYP. CUT SLOPE \ SAW CUT 1-1/4' DEEP /8' DIA. X 16- LONG HOG SMOOTH BAR 3—PER JOINT — GREASE TO PREVENT BONDING TO CONCRETE (TYP.) EXPANSI❑N JOINTS DETAIL CONTROL J❑INT DETAIL RAMPLLANDING JOINTS DETAIL E.I1F L: ELE: LE: Et: E•:E=: E`. C:..r T!Ou CCP.+FACT is TIL 3 � � 993 #5 TIE—BAR AT 48' O.C. I,_,�, EF 001' ri..,...C,,t LIFE TE DF CI�i 999 RETAINING WALL SECTION 11 LASS B 1000 20'-0' DIA TOP OF SEDIMENT POOL (RAIN GARDEN) 1001 22'-0' ROAD 00 GRAVEL 2% IN -SLOPE (TY SHOULDER (TYP.) II=lN. 1001 _ED NC DOT ABC STONE BASE EROSION BLANKET LINED DRAINAGE DITCH UPPER SEDIMENT POOL PROFILE F M F IVER BANK UPPER SEDIMENT POOL p o (RAIN GARDEN) Op , ENERGY DISSIPATOR CONSTRUCT DRAINAGE DITC 1 SEE TAIL THIS SHEET •. 1 1 NOT TO SCALE P�[. AN VIEW '13+52 "I i LOWER SEDIMENT POOL (RAIN GARDEN) 3+26 1. 0 COY,_�-•-•�' p - 1 FUTURE ' • • '•<' p 2 VAULT TOILET 6 2+88 1+46-- 1+34 47 0+93 l - - 18 rSHOULDER (TYP.) z NOT TO SCALE 4• m EROSION BLANKET QUICK GRASS PRO DRAINAGE DITCH SECTION NOT TO SCALE -{ 12- �-- ---{ 12 }- CULVERT INSTALLATION DETAIL NOT TO SCALE 22'-0- ROAD WIDTH /-2* DEPTH CPACTED 2:1 FILL SLOPE 2X IN -SLOPE (TYP.) BITUMINOUS SURFACING LASS B RIPRAP ENERGY DISSIPATOR APRON 998 �000 RIVER 990 f0AE5T SERykF U.S.D.A. FOREST SERVICE US REGION 8 YERtOf NATIONAL FORESTS IN N•C OUTLET INVERT ELEV. 994.92 CLASS B RIPRAP ENERGY DISSIPATOR APRON 30' DIA. X 54 FT. LONG MIN. COMPACTED DEPTH GALV. DRAINAGE CULVERT DOT ABC STONE BEDDING INLET INVERT ELEV. 996.00 LOWER SED VENT POOL PROFILE NOT TO SCALE ,RAIN GARDEN PLANTINGS BY THE FOREST SERVICE (TYP.) 9988 N AN TAH ALA NATIONAL FOREST PROJECT: RIVER MILE 5.1 Q CHEOAH RANGER DISTRICT RP ACCESS RAMP & PARKING COU NCION SURFACE RUN-OFF MANAGEMENT `J CHEOAH RIVER RECREATION AREA SCALE. 1" = 20' 1 EITCTPLACED OR ABC STONE \ \ \ .:.. 5IL •=• • ,l'oz ABC STONE UACKFILL. i its? i -{ 12- �-- ---{ 12 }- CULVERT INSTALLATION DETAIL NOT TO SCALE 22'-0- ROAD WIDTH /-2* DEPTH CPACTED 2:1 FILL SLOPE 2X IN -SLOPE (TYP.) BITUMINOUS SURFACING LASS B RIPRAP ENERGY DISSIPATOR APRON 998 �000 RIVER 990 f0AE5T SERykF U.S.D.A. FOREST SERVICE US REGION 8 YERtOf NATIONAL FORESTS IN N•C OUTLET INVERT ELEV. 994.92 CLASS B RIPRAP ENERGY DISSIPATOR APRON 30' DIA. X 54 FT. LONG MIN. COMPACTED DEPTH GALV. DRAINAGE CULVERT DOT ABC STONE BEDDING INLET INVERT ELEV. 996.00 LOWER SED VENT POOL PROFILE NOT TO SCALE ,RAIN GARDEN PLANTINGS BY THE FOREST SERVICE (TYP.) 9988 N AN TAH ALA NATIONAL FOREST PROJECT: RIVER MILE 5.1 Q CHEOAH RANGER DISTRICT RP ACCESS RAMP & PARKING COU NCION SURFACE RUN-OFF MANAGEMENT `J CHEOAH RIVER RECREATION AREA SCALE. 1" = 20' 1 4 2X2 POSTS (TYP.) EXIST. .: GROUND— — LLL VA ROUN —LLLVA IIUN— MIRAFI 10OX WOVEN GEOTEXTILE OR APPROVED EQUAL NOTE: SILT FENCE FABRIC SHALL BE ANCHORED AS SHOWN FOR THE LENGTH OF THE INSTALLATION. HAND—TAMPED —SECTION— SILT FENCE INSTALLATION NOT TO SCALE EROSION CONTROL NOTES: 18"X30" RV- PARKING TYPE III REFLECTIVE ALUM. ONLY REGULATORY SIGI SCALE: 3/4" = V-0" DETAIL 9X12 VAN ACCESSIBLE SIGN 12X7 R7-8 RESERVED PARKING SIGN 3 LBS./FT. GREEN ENAMEL DIRECT BURIAL W/ SPLICE U—CHANNEL STEEL POST (TYP.) o NOTES: 1. ALL HARDWARE ITEMS SHALL BE HOT DIPPED GALVANIZED. 2. BOLTS SHALL BE TAMPER PROOF. z 0 n ACCESSIBILITY SIGN DETAIL TEMPORARY STRAW BALES SILT CHECKS NOT TO SCALE 8. SEDIMENT SHALL BE REMOVED FROM BEHIND TEMPORARY SILT FENCES WHEN THE DEPTH OF SEDIMENT REACHES SIX (6) INCHES. 9. ALL TEMPORARY SEDIMENT CONTROL MEASURES SHALL BE REMOVED WITHIN TWO (2) MONTHS AFTER THE FOREST SERVICE HAS RELEASED THE PROJECT. B STOP SIGN DETAIL U.S.D.A. FOREST SERVICE NANTAHALA NATIONAL FOREST PROJECT: RIVER MILE 5.1 tGgES?SEgyl�t REGION 8 C H E 0 A H RANGER DISTRICT RIVER ACCESS RAMP & PARK NG CONSTRUCTION SIGNAGE &EROSION CONTROL DETAIES U�S �BEYENf OFAGR NATIONAL FORESTS IN N.C. CHEOAH RIVER RECREATION AREA 10 11 1. EROSION AND SEDIMENT CONTROL MEASURES ARE TO BE INSTALLED \ r\ / SCALE: 3/4" = 1'-0" IN ACCORDANCE WITH DRAWINGS PRIOR TO BEGINNING EARTH DISTURBING ACTIVITIES. ADDITIONAL EROSION AND SEDIMENT CONTROL MEASURES KEY 8" INTO MAY BE REQUIRED BY THE CONTRACTING OFFICER. THE GROUND 2. TEMPORARY DIVERSION BERMS AND/OR DITCHES WILL BE CONSTRUCTED AS NEEDED TO PROTECT WORK AREAS FROM UPSLOPE RUNOFF AND/OR I III 11' TO DIVERT SEDIMENT TO APPROPRIATE TRAPS OR STABLE OUTLETS. !III 'III STOP I l \ III=iI 3. STABILIZATION MEASURES SHALL BE INITIATED AS SOON AS PRACTICABLE 30"X30" STOP R1-1 i IN PORTIONS OF THE SITE WHERE CONSTRUCTION ACTIVITIES HAVE BUT IN NO CASE MORE THAN TYPE III REFLECTIVE ALUM. TEMPORARILY OR PERMANENTLY CEASED, 14 DAYS AFTER WORK HAS CEASED, UNLESS ACTIVITY IN THAT PORTION OF THE SITE WILL RESUME WITHIN 10 DAYS. _'"'=I - 4. TEMPORARY SILT FENCE SHALL HAVE A MAXIMUM HEIGHT OF 18" ABOVE GROUND LEVEL. THE SKIRT SHALL BE ANCHORED IN A TRENCH 2X2 X 3 FT. ANCHOR STAKES 8" DEEP BY 4" WIDE AND BACKFILLED WITH COMPACTED 2 FT. ON CENTERS MATERIAL. 10®/ I 5. SILT FENCE SHALL BE PREFABRICATED MIRAFI 10OX SILT FENCE WITH I r 1-1/2" X 1-1/2" HARDWOOD POSTS (W/ 8" MIN. EMBEDMENT INTO FIRM EDGE OF ®, \ NATIVE SOIL), OR EQUAL. PAVEMENT 24" MIN. BALES TO BUTT TOGETHER 6. TEMPORARY SEDIMENT TRAPS SHALL BE INSTALLED AT END OF FILTER FABRIC SHALL BE KEYED INTO THE DIVERSION DITCHES. 8" AND COMPACTED BY HAND TAMPING. / I GROUND TO A DEPTH OF AND SEDIMENT TRAPS SHALL BE PLACED PRIOR TO EXCAVATION EMBANKMENT. REMOVE ALL TRAPS AS DIRECTED BY C.O. AFTER PROJECT COMPLETION. SEDIMENT TRAP CONSTRUCTION ® SHALL BE INCIDENTAL TO BID ITEM EROSION CONTROL. 7. ALL SEDIMENT AND EROSION CONTROL DEVICES SHALL BE INSPECTED NOTES: RECOMMENDED SOURCE FOR STANDARD AND CUSTOM SIGNS IS — PLAN — EVERY SEVEN (7) DAYS OR AFTER EACH RAINFALL OCCURANCE THAT ALPHABET SIGNS, 800-582-6366 OR www.olphobetsigns.com EXCEEDS ONE—HALF (1/2) INCH. DAMAGED OR INEFFECTIVE DEVICES ATTACH SIGNS TO POST W/ (2) #8 X 3" LONG SHALL BE REPAIRED OR REPLACED STAINLESS STEEL PAN HEAD WOOD SCREWS (TYP.) TEMPORARY STRAW BALES SILT CHECKS NOT TO SCALE 8. SEDIMENT SHALL BE REMOVED FROM BEHIND TEMPORARY SILT FENCES WHEN THE DEPTH OF SEDIMENT REACHES SIX (6) INCHES. 9. ALL TEMPORARY SEDIMENT CONTROL MEASURES SHALL BE REMOVED WITHIN TWO (2) MONTHS AFTER THE FOREST SERVICE HAS RELEASED THE PROJECT. B STOP SIGN DETAIL U.S.D.A. FOREST SERVICE NANTAHALA NATIONAL FOREST PROJECT: RIVER MILE 5.1 tGgES?SEgyl�t REGION 8 C H E 0 A H RANGER DISTRICT RIVER ACCESS RAMP & PARK NG CONSTRUCTION SIGNAGE &EROSION CONTROL DETAIES U�S �BEYENf OFAGR NATIONAL FORESTS IN N.C. CHEOAH RIVER RECREATION AREA 10 11 G ,5ERV,CL U.S.D.A. FOREST SERVICE bOpE5T4s REGION 8 'RIMENT OF NG NATIONAL FORESTS IN N.0 COVER W/ LANDSCAPE FABRIC AND MULCH (SEE NOTES) SEED 5' MADE MOWING STRIP ALONG U.S. 129 1* SEE NOTES FOR GRASS SEED DETAI RAIN GARDE See Rain Garden Plant Liet SEED DITCH W/ EXTEND RAIN GARDEN PLANTINGS INTO `. NATIVE GRASS MIX (SEE NOTES 5' MADE RECTANGLE BETWEEN PARKING SPACES 1-8. COVER WITH LANDSCAPE FABRIC AND MULCH II l� ,RM SYC RAIN GARDE CC SEE RAIN GARDEN PLANT LIST - COVER W/ LANDSCAPE FABRIC AND MULCH, / `J " syc MULCH ES PLANTING COVER W/ LANDSCAPE FABRIC AND MULCH - SEE NOTES-'� 29 1 _ ® 1 O RM \ OUTSIDE BEDS AS NOTED /_ �.,.•�� ® O ��� %4 �' 4 b 2 1 l -.- — .i� O 6 5 1lJ _ TP SYC l EES OUTSIDE PLAP BEDS AS NOT B K .i I RM .i SYC O '� \J / — — — - \ C� •,//� RB nn _ /R jK LXNDSGAPE- -_ ` Y CF (� ' I ' I I ' �i /' SB i //_FABRIC- A r RB RM RR RB / \ II '0Cc IG �� rJ'r� r�OPi ,, / , - i LwGEE P ARK \_ R9 {� PLR ;% •�.,^,/ // ` ' T"'Or ` Hv) ST K TP CUSS B RIPRAP I - NERG`DIS�SLP� j - LANDSCAPE PLANTINGS LAYOUT NANTAHALA NATIONAL FOREST PROJECT: RIVER MILE 5.1 11 CHEOAH RANGER DISTRICT RIVER ACCESS RAMP & PARKING COORUCIM LANDSCAPE PLANTINGS LAYOUT CHEOAH RIVER RECREATION AREA SCALE. 1' = 20' 11