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HomeMy WebLinkAbout20170447 Ver 1_401 Application_20170417Kimley»)Horn Transmittal Date* A ril 13 2017 Job Number• 015474025 �R@19OWE D .rK 1 7 2011 DEQ -WATER RESOURCES 401 & BUFFER PERMITTING p Project Name: Stream Bank Repairs on Toby Creek Upstream of Chancellor Road To: Karen Higgins w A I NC DWR, 401 & Buffer Permitting Uri 512 North Salisbury Street Raleigh, North Carolina 27604 2 0 1 7 4 4 7 We are sending these by ❑ U.S. Mail ®FedEx ❑ Hand Deliver ❑ Other: We are sending you ® Attached ❑ Under separate cover via the following items: Shop Drawings ❑ Prints/Plans 0 Samples ❑ Specifications E]Change Orders ® Other: 404/401 Pre -Construction Notification Package (NWP#27) Copies Date No. Description 4 04/13/2017 1 404/401 Pre -Construction Notification Package (NWP#27) 1 04/13/2017 2 PCN Application Fee Check 2 04/13/2017 3 Full -Size Plan Sheets 4 04/13/2017 4 Half -Size Plan Sheets These are transmitted as checked below: ® For your use ❑ Approved as submitted Resubmit E] Copies for approval As requested ❑ Approved as noted ® Submit ❑ Copies for distribution For review and comment ❑ Returned for corrections ❑ Return ❑ Corrected prints Remarks: If you have any questions, please feel free to contact me at 704-409-1802. Copy to: File Signed Chris Tinklenberg, PWS Corps Submittal Cover Sheet Please provide the following info: 1. Project Name: Stream Bank Repairs on Toby Creek Upstream of Chancellor Road 2. Name of Property Owner/Applicant: Charlotte Water 3. Name of Consultant/Agent: Kimley-Horn & Associates, Inc. *Agent authorization needs to be attached 4. Related/Previous Action ID number(s): N/A 5. Site Address: Chancellor Park Drive 7. City: Charlotte 8. County: Mecklenburg- ecklenburg9. 9.Lat: 35.293381 Long: -80.744192 (Decimal Degrees Please) 10. Quadrangle Name: Harrisburg 11. Waterway: Unnamed Tributaries to Toby Creek 12. Watershed: HUC: 03040105/Rocky 13. Requested Action: D /;Z� n/7 1J n X Nationwide Permit # 3 U General Permit # �" �'k 1 7 2017 X Jurisdictional Determination Request 401 & BUFFER PERM TTING Pre -Application Request (Mitigation Proposal) The following information will be completed by the Corps office: AID: Prepare File Folder Assign number in ORM Begin Date Authorization: Section 10 Section 404 Project Description/ Nature of Activity/ Project Purpose: Site/Waters N Keywords: — Kimley>»Horn April 13, 2017 Mr. David Shaeffer Asheville Regulatory Field Office US Army Corps of Engineers 151 Patton Avenue, Room 208 Asheville, NC 28801-5006 Ms. Karen Higgins NC DWR, 401 & Buffer Permitting Unit 512 North Salisbury Street Raleigh, NC 27604 Re: 404/401 Permit (Nationwide 3) Application Stream Bank Repairs on Toby Creek Upstream of Chancellor Road Charlotte, Mecklenburg County, NC Dear Mr. Shaeffer and Ms. Higgins: On behalf of our client, Charlotte Water, Kimley-Horn is submitting the enclosed joint Section 404/401 Preconstruction Notification Application for the above referenced project for your review pursuant to a Nationwide Permit #3 and General 401 Water Quality Certification number 3883. This application is to conduct stream stabilization/infrastructure maintenance activities for the purposes of protecting an exposed 18 -inch reinforced concrete sanitary sewer pipe, reducing erosion and stabilizing the bed and banks on three Unnamed Tributaries to Toby Creek located at approximately 35.293381°N, -80.7441920W. The following information is included as part of this application submittal: • Project Summary Sheet • Agent Authorization • Pre -Construction Notification Form • Project Site Figures o Figure 1 — Vicinity o Figure 2 — USGS Topo (Harrisburg Quadrangle, 1993) o Figure 3 — SSURGO Soils (2016 Meck. Co. Aerial Photograph) o Figure 4 — PJD Field Sketch and Proposed Conditions (2016 Meck. Co. Aerial Photograph) o Figure 4a — PJD Field Sketch and Proposed Conditions (2016 Meck. Co. Aerial Photograph) o Figure 4b — PJD Field Sketch and Proposed Conditions (2016 Meck. Co. Aerial Photograph) • Construction Drawings for Stream Bank Repairs on Toby Creek Upstream of Chancellor Rd • Project Site Data forms o NCDWQ Stream Identification Form Kimley>Morn Paize2 Project Site Photo Pages North Carolina Heritage Program Report Jurisdictional Determination Request The project is located south of the intersection of E WT Harris Blvd and University City Blvd off Chancellor Park Drive in the City of Charlotte, Mecklenburg County, North Carolina. Existing land use in the vicinity of the project retail/commercial facilities, residential and undeveloped forested land. The 404/401 (NWP 3) application presents site conditions evaluated by Kimley-Horn staff (Chris Tinklenberg, PWS) on March 16, 2016 and October 12, 2016. The stream delineation was performed by utilizing survey prepared by a licensed surveyor (verified by Kimley-Horn). The project area includes a small section of Toby Creek (S I) as well as three Unnamed Tributaries to Toby Creek. Streams 2 and 4 (S2 and S4) are short groundwater -fed perennial streams that both originate at head -cuts likely formed by stormwater discharge and have cut down to the water table. Strong evidence of iron -oxidizing bacteria, strong baseflow and soil -based evidence of a high-water table was observed throughout both stream segments. Stream 3 (S3) is a perennial stream that exhibited strong ordinary high water mark indicators including a clear, natural line impressed on the banks, shelving and sediment deposition. The proposed project seeks to stabilize 95 linear feet of three Unnamed Tributaries to Toby Creek. The project will require 10 linear feet of temporary impacts to install impervious dikes and a pumped diversion to allow for work in dry conditions. The project will implement natural channel design techniques to address the instabilities within the stream channels. Instabilities and erosion has exposed the sanitary sewer pipe at each location and increased the potential for failures. Boulder and rip -rap step -pools will be used to create grade control, reduce erosion and stabilize the channels' bed and banks to protect the existing sanitary sewer infrastructure. Additional protection will be implemented by placing 12 cubic yards (CY) of 8"-12" rip rap, and 35+ CY of soil, between existing sewer piers and stream banks resulting in 15 linear feet of no net loss impacts to Toby Creek (S 1). This protection will be used to restore and prevent further streambank erosion as well as increase structural integrity of the sewer piers. The project will result in 110 linear feet of permanent -no net loss impacts to non -wetland waters of the US and 10 linear feet of temporary impacts from the stabilization activities. Please feel free to contact Chris Tinklenberg at (704) 409-1802 if you have any questions, or if additional information is necessary. Kimley»>Horn Sincerely, KIMLEY-HORN AND ASSOCIATES, INC. Chris Tinklenberg, PWS Environmental Scientist Attachments Cc: Bill Deal Charlotte Water 600 East Fourth Street Charlotte, NC 28202 200 South Tryon Street, Suite 200, Charlotte, NC 28202 Page 3 Kimley>>> Horn Project Summary Sheet Project Name: Stream Bank Repairs on Toby Creek Upstream of Chancellor Road Applicant Name and Address: Charlotte Water 600 East Fourth Street Charlotte NC 28202 Telephone Number: 704-399-5454 Type of Request: ® Nationwide PCN (NWP # 3) ❑ Individual Permit Application ® Jurisdictional Determination ❑ Other: Included Attachments: ® Project Plans ® USGS Map ® NRCS Soil Survey ® Agent Authorization ® Delineation Sketch ❑ Delineation Survey ❑ Data Forms (Up & Wet) ® NCDWR Stream Forms ® USACE Stream Forms ❑ NCEEP Confirmation ® Aerial Photo ® Site Photos ® Agency Correspondence ❑ Other: ❑ Other: Check if applicable: ❑ CAMA County ❑ Trout County ❑ Isolated Waters ❑ Section 7, ESA ❑ Section 106, NHPA ❑ EFH ❑ Mitigation Proposed (❑ NC EEP ❑ On -Site ❑ Off -Site ❑ Other) County: Mecklenburg Nearest City/Town: Charlotte Waterway: Unnamed Tributaries to Toby Creek H.U.C.: 03040105 Property Size (acres): —0.77 (Limits of Disturbance) Site Coordinates (in decimal degrees): 35.293381 °N River Basin: Rocky USGS Quad Name: Harrisburg Approx. Size of Jurisdiction on Site (acres): 0.01 -80.744192 OW Project Location: The project area is located south of the intersection of University City Blvd and E WT Harris Blvd off Chancellor Park Dr. Site Description: Existing land use in the vicinity of the project retail/commercial facilities residential and undeveloped forested land. Impact Summary (if applicable): The project will result in 95 linear feet of permanent -no net loss impacts to non - wetland waters of the US and 10 linear feet of temporary impacts from the stabilization activities necessary to protect existingsanitary sewer infrastructure Additionally, 12 cubic yards (CY) of 8"-12" rip rap and 35+ CY of soil, will be Placed between existing sewer piers and stream banks resulting in 15 linear feet of permanent -net loss impacts to Toby Creek as measures to restore and prevent further streambank erosion while increasing structural integrity of the sewer NWP Open Water (acres) Wetland (acres) Stream Channel Intermittent and/or Unimportant Perennial and/or Important Aquatic Function Aquatic Function # Temp. Perm. Temp. Perm. Tem Perm. Tem Perm. If ac If ac If ac If Ac 3 10 0.001 110 0.05 Total Total Permanent Impact to Waters of the U.S. (acres) I 0.05 Kimley-Horn Contact: Chris Tinklenberg, PWS Direct Number: (704) 409-1802 Email: chris.tinklenbergpa,kimley-hom.com AGENT AUTHORIZATION FORM Name: Bill Deal, P.E. Address: 500 Brookshire Boulevard, Charlotte, NC 28216 Phone: 704-399-5454 Project Name/Description: Long Creek Stream Restoration Site and additional sites Date: 10/5/2015 The Department of the Army U.S. Army Corps of Engineers, Wilmington District Attention: William Elliot Field Office: Asheville Re: Wetland Related Consulting and Permitting To Whom It May Concern: Charlotte Water hereby designates and authorizes Kimley-Hom and Associates, Inc. to act in their behalf as their agent solely for the purpose of processing of Section 404 permits and Section 401 Water Quality Certifications applications and to furnish upon request supplemental information in support of applications, etc. for the Long Creek Stream Restoration Project from this day forward until successful completion of the permitting process or revocation by Charlotte - Mecklenburg Storm Water Services. Authorized this the 5 day of October 2015 Charlotte Water Charlotte Water Authorized Representative Authorized Representative (Print Name) (Signature) W A T!c9oG I I > � 1�.�I o < 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 1a. Type(s) of approval sought from the Corps: ®Section 404 Permit El Section 10 Permit 1 b. Specify Nationwide Permit (NWP) number: 3 or General Permit (GP) number: 1 c. Has the NWP or GP number been verified by the Corps? ❑ Yes ® No 1 d. 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 1e. 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 N No 1g. Is the project located in any of NC's twenty coastal counties. If yes, answer 1 h below. ❑ Yes N No 1h. Is the project located within a NC DCM Area of Environmental Concern (AEC)? ❑ Yes N No 2. Project Information 2a. Name of project: Stream Bank Repairs on Toby Creek Upstream of Chancellor Road 2b. County: Mecklenburg 2c. Nearest municipality / town: Charlotte 2d. Subdivision name: N/A 2e. NCDOT only, T.I.P. or state project no: N/A 3. Owner Information 3a. Name(s) on Recorded Deed: N/A (Charlotte Water Permanent Utility and Temporary Construction Easements) 3b. Deed Book and Page No. 3c. Responsible Party (for LLC if applicable): 3d. Street address: 3e. City, state, zip: 3f. Telephone no.: 3g. Fax no.. 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: Public Agency 4b. Name: Bill Deal 4c. Business name (if applicable): Charlotte Water 4d. Street address: 600 East Fourth Street 4e. City, state, zip: Charlotte, NC 28202 4f. Telephone no.: 704-399-5454 4g. Fax no.: 4h. Email address: wdeal@ci.charlotte.nc.us 5. Agent/Consultant Information (if applicable) 5a. Name: Chris Tinklenberg, PWS 5b. Business name (if applicable): Kimley-Horn and Associates, Inc. 5c. Street address: 200 South Tryon Street, Suite 200 5d. City, state, zip: Charlotte, NC 28202 5e. Telephone no.: 704-409-1802 5f. Fax no.: 5g. Email address: Chris.Tinklenberg@Kimley-Horn.com 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): N/A 1 b. Site coordinates (in decimal degrees): Latitude: 35.293381 Longitude: - 80.744192 (DD.DDDDDD) (-DD.DDDDDD) 1c. Property size: 1.24 2. Surface Waters 2a. Name of nearest body of water (stream, river, etc.) to Toby Creek proposed project: 2b. Water Quality Classification of nearest receiving water: Class C 2c. River basin: Rocky 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: The project area is located south of the intersection of University City Blvd and E WT Harris Blvd off Chancellor Park Drive in the City of Charlotte, Mecklenburg County, North Carolina. Existing land use in the vicinity of the project retail/commercial facilities, residential and undeveloped forested land. 3b. List the total estimated acreage of all existing wetlands on the property: NA 3c. List the total estimated linear feet of all existing streams (intermittent and perennial) on the property: —145 If 3d. Explain the purpose of the proposed project: The purpose of the project is to protect the exposed 18 -inch reinforced concrete sanitary sewer pipe, stabilize channel bed and banks and reduce erosion by implementing natural channel design techniques. 3e. Describe the overall project in detail, including the type of equipment to be used: The project will implement natural channel design techniques to address the instabilities within the stream channels. Instabilities and erosion has exposed the sanitary sewer pipe at each location and increased the potential for failures. Boulder and rip -rap step -pools will be used to create grade control, reduce erosion and stabilize the channels' bed and banks to protect the existing sanitary sewer infrastructure. Additional protection will be implemented by placing 12 cubic yards (CY) of 8"-12" rip rap, and 35+ CY of soil, between existing sewer piers and stream banks. This protection will be used to restore and prevent further streambank erosion as well as increase structural integrity of the sewer piers. It is anticipated that a back -hoe and/or mini excavator will be used to shape the channels and construct the step -pool structures. The work will be performed in the dry by utilizing a pump -around system. 4. Jurisdictional Determinations 4a. Have jurisdictional wetland or stream determinations by the Corps or State been requested or obtained for this property / El Yes ®No El Unknown project (including all prior phases) in the past? Comments: 4b. If the Corps made the jurisdictional determination, what type F1 Preliminary El Final of determination was made? 4c. If yes, who delineated the jurisdictional areas? Agency/Consultant Company: Name (if known): Other: 4d. If yes, list the dates of the Corps jurisdictional determinations or State determinations and attach documentation. Page 3 of 11 PCN Form - Version 1.3 December 10, 2008 Version 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. C. Proposed Impacts Inventory 1. Impacts Summary 1 a. Which sections were completed below for your project (check all that apply): ❑ Wetlands ® Streams - tributaries ❑ Buffers ❑ Open Waters ❑ Pond Construction Page 4 of 11 PCN Form — Version 1.3 December 10, 2008 Version 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 number — Type of Permanent (P) or Type of impact Type of Forested jurisdiction Area of Temporary (T) wetland (Corps - 404, impact (if known) 10 (acres) DWQ — non - 404, other W1 ❑ P ❑ T ❑ Yes ❑ No ❑ Corps ❑ 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 number - Type of impact Stream name Perennial Type of Average Impact Permanent (P) or (PER) or jurisdiction stream length Temporary (T) intermittent (Corps - width (linear (INT)? 404,10 (feet) feet) DWQ — non -404, other) S1 — Impact Site A-1 Maintenance/Stabilization Toby Creek ® PER ® Corps 10 15 ® P [-IT Activities E:1INT ® DWQ S2 — Impact Site A-2 Maintenance/In-Stream UT to Toby ® PER ® Corps 4 30 ® P ❑ T Structures Creek ❑ INT ® DWQ S3 - Impact Site B Maintenance/In-Stream UT to Toby ® PER ® Corps 6 37 ® P ❑ T Structures Creek ❑ INT ® DWQ S3 - Impact Site B Impervious dike and pumped UT to Toby ® PER ® Corps 6 10 ❑ P ® T diversion Creek ❑ INT ® DWQ S4 - Impact Site C Maintenance/In-Stream UT to Toby ® PER ® Corps 4 28 ® P ❑ T Structures Creek ❑ INT ® DWQ Page 5 of 11 PCN Form — Version 1.3 December 10, 2008 Version 3h. Total stream and tributary impacts 120 3i. Comments: The proposed project will result in no net loss of waters of the US. 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. Open water impact number — Permanent (P) or Tempora T 4b. Name of waterbody (if applicable) 4c. Type of impact 4d. Waterbody type 4e. Area of impact (acres) 01 ❑P❑T 02 ❑P[IT 03 ❑P❑T 04 ❑ PEI T 4E Total open water impacts 4g. Comments: 5. Pond or Lake Construction If pond or lake construction proposed, the complete the chart below. 5a. Pond ID number 5b. Proposed use or purpose of pond 5c. Wetland Impacts (acres) 5d. Stream Impacts (feet) 5e. Upland (acres) 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: Page 6 of 11 PCN Form — Version 1.3 December 10, 2008 Version 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 El Tar -Pamlico El 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 impact required B1 ❑P❑T El Yes ❑ No B2 ❑ PEI T El Yes ❑ No B3 ❑P❑T El Yes ❑ No 6h. Total buffer impacts 6i. Comments: D. Impact Justification and Mitigation 1. Avoidance and Minimization 1a. Specifically describe measures taken to avoid or minimize the proposed impacts in designing project. All impacts are associated with stream stabilization/maintenance activities and will follow specific stream stabilization protocols. 1 b. Specifically describe measures taken to avoid or minimize the proposed impacts through construction techniques. Several of the measures that will be implemented in order to minimize impacts include the utilization of a pump -around to facilitate work in the dry, the use of temporary erosion control matting and planting of native vegetation for stabilization. All sediment and erosion control and de -watering measures will be removed upon completion of construction and the temporary areas of disturbance will be stabilized and restored to pre -construction contours. 2. Compensatory Mitigation for Impacts to Waters of the U.S. or Waters of the State 2a. Does the project require Compensatory Mitigation for ❑ Yes ® No impacts to Waters of the U.S. or Waters of the State? 2b. If yes, mitigation is required by (check all that apply): ❑ DWQ ❑ Corps ❑ Mitigation bank 2c. If yes, which mitigation option will be used for this El Payment to in -lieu fee program project? ❑ Permittee Responsible Mitigation 3. Complete if Using a Mitigation Bank 3a. Name of Mitigation Bank: 3b. Credits Purchased (attach receipt and letter) Type Quantity Page 7 of 11 PCN Form — Version 1.3 December 10, 2008 Version 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. 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? 1b. 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? 0 % (No impervious added) 2b. Does this project require a Stormwater Management Plan? ❑ Yes ® No 2c. If this project DOES NOT require a Stormwater Management Plan, explain why: 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? ❑ Phase II ❑ NSW 3b. Which of the following locally -implemented stormwater management programs ❑ 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 El 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) 1a. 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)? 1 c. 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: 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. The project objective is to repair current erosion and stabilize the stream channel in order prevent future erosion from occurring on the subject property and protect infrastructure. These repairs will not result in additional development. 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. 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? El 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? North Carolina Natural Heritage Program Database; Habitat assessment performed by Kimley Horn staff. 6. Essential Fish Habitat (Corps Requirement) 6a. Will this project occur in or near an area designated as essential fish habitat? F[:] Yes ® No 6b. What data sources did you use to determine whether your site would impact Essential Fish Habitat? North Carolina Natural Heritage Program Database 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? North Carolina State Historic Preservation Office HPOWEB GIS Service 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: The project meets FEMA requirements, because the impacts are not effecting the floodplain or floodway widths 8c. What source(s) did you use to make the floodplain determination? FIRM Panel 4576 (Effective March 2, 2009); Flood Risk Information System (FRIS) Gam— Chris Tinklenberg, PWS 4/13/2017 Applicant/Agent's Signature Applicant/Agent's Printed Name (Agent's signature is valid only if an authorization letter from the applicant Date is provided.) Page 11 of 11 PCN Form — Version 1.3 December 10, 2008 Version 'AlF Cornelius � ._: Dr ` ,te rsville Concord c % y Figure 1 , rP`• pine Ln v 1 Mt Holly '' 4- i Elm Ln G. \ ' Michael Ray Craver Rd C arulmas is � p s.p Belmont .. I ` - —`ld Aladr<alCanbr -un«orsny d Urdvtrslty ,. 'i- d , Charlotte City South NI@ t \1 YYY l University Rd _ b 0 y a y p v `1 P\a r; � ev!I dlan l Pinille s tobY Creek Rd "' n ce h II rrur w7a `, 1 C oP High -Rise Nd Nt4a`0 10 5 10 Miles e ° P°e , az ��� Sa�db",o LJ $ ipnnp 'i ;' •�r�.,.�...3+.°�9;a,: . �9aaa k,.,. ,. c,i.,r.� ".zt. `..u! ce( € , _ �-0sh A. 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District Dr ti n? of g. f Jo '-ph r Legend n Rd -' O Grip, Rd O .., r,ar. 0 0 2,000 4,000 Project Area (Limits of Disturbance) ad D``�d Feet r Figure 1: Vicinity CHARLOTTE Stream Bank Repairs on Toby Creek W TER Kimley>>> Horn Charlotte, Mecklenburg County, NC April 2017 N , I �� M .. -�' f/ rk .,- .r• 1./���`\`\,t5! + J ' GE 45 f - ! Footb,' it (.! y i r �\' ��,;� .` �i �� .6 �- � { •• ..` _.fir .. ,t W OF t • • ry c- /� �� • i Cb'. • N m r( •-- 64 wr• . Legend ,i;, ;�� ; - �'•.„ 2,000 4,000 0 .. Project Area o , Feet es CHARLOTTE Figure 2: USGS Topo (Harrisburg) W TER Kimley>>> Horn Stream Bank Repairs on Toby Creek Charlotte, Mecklenburg County, NC April 2017 LEGEND FOR EXISTING CONDITIONS SYMBOLS CHARLOTTE BORN OF BANK (TOE) — — — — - — OREM DITCH OR BBAN01 EDGE OF ROADWAY --------- ____ DOSING Q SANITARY SEWER GROUND PROFILE W TER PROPERTY UNE EXISTING RIP - RAP TOP OF BANK (TOB) - - - TREE t BUSH Q O Min OF TOPOGRMMC SURVEY !• T� J• 1• [i LEGEND FOR PROPOSED PLAN PROPOSED BOULDER TLE PROPOSED BOARDWALK PROPOSED STEP POOL PROPOSED THALWEG PROPOSED RP RAP LEGEND FOR PROPOSED PROFILE M LEGEND FOR EROSION CONTROL PROPOSED LMT OF DISNIBNICE LOD PROPOSED TMPGRARY SILT FENCE PROPOSED MARY CONSTRUCTION ENTRENCE/DOT— NOTE: LINE WEIGHTS ARE NOT DELINEATED HERE. THEY ARE CONTROLLED THROUGH CLTWaMr PLOTSTYLE. DESIGN COMPANY: KIMLEY-HORN AND ASSOCIATES, INC. PLANS PREPARED BY: KIMLEY-HORN AND ASSOCIATES, INC. ADDRESS: 200 SOUTH TRYON STE. 200, CHARLOTTE, NC 28202 PHONE: (704) 319-7699 DATE DESIGN COMPLETED: DRAFT SURVEY COMPANY: BARRY D. DAVIS SURVEYED BY: BARRY D. DAVIS ADDRESS: 7520 E Independence Blvd PHONE: (704)295-1492 DATE SURVEY COMPLETED: 06-09-2016 CONTRACTOR:- INSPECTOR: - INSIDE CHARLOTTE: M YES I ) NO: TOPO NO: - CHARLOTTE, NORTH CAROLINA STREAM[ BANK REPAIRS ON TOBY CREEK UPSTREAM OF CHANCELLOR RD SI EBANDIC ML AREA DRAFT VICINITY MAP UNIVERSITY OF NORM CAROLINA GRAPHIC SCALE IN FEET 0 500 1000 2000 >A A A RiJ. AFEAOS Sheet Number Sheet Title COVER SHEET 02 GENERAL NOTES &k�U-P� 03 CONSTRUCTION ACCESS 04 SITE A PLAN AND PROFILE OS SITE B AND C PLAN AND PROFILE 06 CROSS SECTIONS 07-09 DETAILS Kimley * Horn NC LICENSE NF -0102 200 SOUTH TRYON STREET. SUITE 200, OHARLOTTE, NC 28202 PHONE: 704-333-5131 WWW.KIMLEY-HORN.COM PROGRESS SET [\0- '-OV'STFI.--TCN CONSTRUCTION SHALL BE IN ACCORDANCE WITH CHARLOTTE WATER STANDARD SPECIFICATIONS. APPROVALSEAL DRAFT N.C.P.E. SUMMARY OF SEWER MAINS & MANHOLES SIZE LENGTH SIZE LENGTH TOTAL NO. OF MANHOLES: - TOTAL NO. LOTS SERVED: - PROJECT NAME: - JOB NO: 2015001369 DATE OF ACTIVATION: DATE AS BUILT: BY: GENERAL NOTES: EVERY EFFORT SHALL BE TAKEN TO MINIMIZE DISTURBANCE GAINING ACCESS TO/FROM THE WORK AREA. THE GRADE LINE ELEVATIONS SHOWN DENOTE THE FINISHED ELEVATION OF THE PROPOSED OR FUTURE SURFACING AT GRADE POINTS SHOWN ON THE GRADING PLAN SHEET AND DETAILED CROSS SECTIONS. GRADE LINES MAY BE ADJUSTED AT THEIR BEGINNING, ENDING AND AT STRUCTURES AS DIRECTED BY THE DESIGNER IN ORDER TO SECURE A PROPER TIE—IN, SAVE TREES OR TO CREATE A MORE "NATURAL" APPEARANCE. SUBSURFACE: NO SUBSURFACE DATA IS MADE AVAILABLE TO THE CONTRACTOR FOR THIS PROJECT. THE CONTRACTOR SHALL BE RESPONSIBLE FOR MAKING HIS OWN SUBSURFACE INVESTIGATIONS AS THEY RELATE TO THIS PROJECT. SI TE /E ASEM E N T: THE CONTRACTOR SHALL BE RESPONSIBLE FOR REPAIRING ANY DAMAGED ITEMS DURING CONSTRUCTION INCLUDING, BUT NOT LIMITED TO, EXISTING ROADS, FENCES, GUARDRAILS SIDEWALKS, LANDSCAPING, CURB AND GUTTER, SEWER LINES, MANHOLES, ETC. THE CONTRACTOR SHALL BE RESPONSIBLE FOR ANY IMPROVEMENT TO THE ROAD CONDITION, GATES, SIDEWALKS, CURB AND GUTTER, SEWER LINES, MANHOLES AND FENCES, REQUIRED FOR ACCESS DURING CONSTRUCTION. CONTRACTOR MUST RETURN THESE AREAS TO OR BETTER THEN THEIR PRE—CONSTRUCTION CONDITION. ANY DRAINAGE TO PUBLIC INFRASTRUCTURE IN THE VICINITY OF THE TEMPORARY CONSTRUCTION ENTRANCE/EXIT SHALL BE REPAIRED TO THE SATISFACTION OF THE OWNER. THE TEMPORARY CONSTRUCTION ENTRANCE/EXIST SHALL BE REMOVED AND RETURNED TO THE ORIGINAL CONDITION OR BETTER AT THE END OF USE. EROSION CONTROL: TOTAL AREA DISTURBED = 0.77 ACRES SOIL TYPES: MONACAN (Mo). INSTALLATION OF SEDIMENTATION AND EROSION CONTROL MEASURES SHALL BE IN ACCORDANCE WITH STATE EROSION CONTROL REGULATIONS. THE CONTRACTOR SHALL INSTALL AND MAINTAIN THROUGHOUT THE PROJECT CONSTRUCTION ALL EROSION CONTROL MEASURES SHOWN WITHIN THESE PLANS IN ACCORDANCE WITH APPLICABLE NCDENR EROSION AND SEDIMENT CONTROL REGULATIONS. THE CONTRACTOR MAY ADJUST LOCATION OF HAUL ROADS AND SILT FENCE AS NECESSARY AFTER SUCH PROPOSED CHANCES HAVE BEEN APPROVED BY THE DESIGNER. ALL CONSTRUCTION WORK SHALL BE IN COMPLIANCE WITH REGULATIONS OF THE NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES) STORM WATER GENERAL PERMIT. CONTRACTOR SHALL BE RESPONSIBLE FOR HAVING A RAIN GAUGE ON THE PROJECT SITE AND FOR RECORDING DAILY RAINFALL AMOUNTS DURING CONSTRUCTION. SILT FENCE SHOULD BE LOCATED BETWEEN THE HAUL ROAD AND STREAM WHERE HAUL ROADS ARE LOCATED NEAR A SECTION OF STREAM THAT WILL NOT BE WORKED ON AS PART OF THIS PROJECT, OR WILL NOT BE WORKED ON WITHIN A WEEK OF CONSTRUCTING THE HAUL ROAD. EROSION AND SEDIMENT CONTROL MEASURES SHALL BE MAINTAINED CONTINUOUSLY, RELOCATED WHEN AND AS NECESSARY, AND SHALL BE CHECKED FOR MAINTENANCE ISSUES AFTER EVERY RAINFALL. THE CONTRACTOR SHALL MAINTAIN CLOSE CONTACT WITH THE LOCAL OR NCDENR EROSION CONTROL INSPECTOR SO THAT PERIODIC INSPECTIONS CAN BE PERFORMED AT APPROPRIATE STAGES OF CONSTRUCTION. STAGING, STOCKPILES AND HAUL ROAD AREAS: STABILIZATION IS THE BEST FORM OF EROSION CONTROL. SEEDED AREAS SHALL BE SPECIFIED AREAS SHOWN ON THE PLANS HAVE BEEN ESTABLISHED AS ACCESS AND CHECKED REGULARLY AND SHALL BE WATERED, FERTILIZED, RESEEDED AND MULCHED AS STAGING AREAS, THE CONTRACTOR SHALL ESTABLISH STOCKPILE AREAS ALONG THE NECESSARY TO OBTAIN A DENSE STAND OF GRASS. ALL DISTURBED AREAS THAT ARE NOT PROJECT, AS NECESSARY, TO CARRY OUT THE WORK, ALL STOCKPILE AREAS MUST BE OTHERWISE STABILIZED SHALL BE TOP SOILED AND SEEDED, TEMPORARILY OR PERMANENTLY INSIDE THE LIMITS OF DISTURBANCE AS SHOWN ON THE GRADING PLAN SHEET AND IN ACCORDANCE WITH THE NORTH CAROLINA SEDIMENT CONTROL REGULATIONS. PERMANENT APPROVED BY THE DESIGNER. ADDITIONAL STOCKPILE AREAS SHOULD NOT BE LOCATED SEEDING AND GRASS ESTABLISHMENT 15 REQUIRED PRIOR TO PROJECT COMPLETION AND WITHIN FORESTED AREAS. SILT FENCE SHALL BE REQUIRED IN AREAS WHERE LOOSE ACCEPTANCE. SOIL HAS BEEN PLACED IN THE STAGING AND STOCKPILING AREAS. Partridge Pea Chamaecrista fasciculate CONTRACTOR SHALL PROVIDE GROUND STABILIZATION ON PERIMETER AREAS AND EXPOSED EXISTING GRADE ELEVATIONS WITHIN THE 100 YEAR FLOODPLAIN SHALL NOT BE RAISED SLOPES GREATER THAN 3:1 WITHIN 7 DAYS AND WITHIN 14 DAYS IN ALL OTHER AREAS. AS PART OF THIS PROJECT UNLESS SHOWN. ANY EXCESS MATERIAL MUST BE Redtop Panicgrass TRANSPORTED OFFSITE TO AN APPROPRIATE DISPOSAL AREA. ALL TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES SHALL BE REMOVED WITHIN 21 River oats DAYS AFTER FINAL SITE STABILIZATION OR AFTER THE TEMPORARY MEASURES ARE NO THE CONTRACTOR IS TO MINIMIZE IMPACTS TO EXISTING VEGETATION AT THE LONGER NEEDED. TRAPPED SEDIMENT AND THE DISTURBED SOIL AREAS RESULTING FROM THE CONSTRUCTION ENTRANCE AND HAUL ROAD AREAS AND MUST REQUEST APPROVAL FROM DEPOSITION OF TEMPORARY MEASURES SHALL BE PERMANENTLY STABILIZED TO PREVENT THE OWNER OR DESIGNER PRIOR TO REMOVING ANY TREES WITH TRUNK DIAMETER FURTHER EROSION AND SEDIMENTATION. GREATER THAN 3" AS MEASURED AT CHEST HEIGHT. Little Bluestein Schizachyrium scoparium CONTRACTOR SHALL KEEP ALL SURROUNDING PUBLIC ROADWAYS AND DRAINAGE SYSTEMS MATERIALS: FREE FROM DIRT, MUD, AND CONSTRUCTION DEBRIS AT ALL TIMES. WHERE SEDIMENT IS THE UPPER 6" OF TOPSOIL SHALL BE SAVED FROM THOSE AREAS THAT WILL BE TRANSPORTED ONTO A PAVED OR PUBLIC ROAD SURFACE, THE ROAD SURFACE SHALL BE CLEANED THOROUGHLY AT THE END OF EACH DAY. SEDIMENT SHALL BE REMOVED FROM THE DISTURBED BY EXCAVATION, FILL, HAUL ROADS, OR COMPACTION EQUIPMENT. TOPSOIL ROADS BY SHOVELING OR SWEEPING AND TRANSPORTED TO A SEDIMENT CONTROL DISPOSAL SHALL BE KEPT SEPARATE FROM ANY SITE SPOIL. UPON COMPLETION OF AREA. STREET WASHING SHALL BE ALLOWED ONLY AFTER SEDIMENT IS REMOVED IN THIS CONSTRUCTION, TOPSOIL WILL BE SPREAD AT A DEPTH OF 4" OVER AREAS TO BE MANNER. PLANTED. SEE PLANTING NOTES FOR ADDITIONAL INFORMATION. 4% STREAM BED MATERIAL, DEEMED SUITABLE BY THE DESIGNER, SHALL BE SAVED FROM AREAS OF THE EXISTING STREAM THAT WILL BE IMPACTED BY CONSTRUCTION. THESE AREAS WILL BE FLAGGED BY THE DESIGNER PRIOR TO THE CONSTRUCTION OF THE PROPOSED STREAM. EXCAVATED BED MATERIALS WILL BE UTILIZED IN CLOSE PROXIMITY TO THEIR LOCATION OF EXCAVATION, AND WILL NOT REQUIRE EXTENSIVE HAULING. THIS EXCAVATED BED MATERIAL WILL BE USED AS PART OF THE WELL GRADED MIX FOR IN—STREAM STRUCTURES. THE REMAINING EXCAVATED MATERIAL, NOT MENTIONED ABOVE, SHALL BE CONSIDERED SITE SPOIL AND BE STOCKPILED SEPARATELY FROM THE ITEMS LISTED ABOVE. APPROPRIATE AMOUNT OF SUITABLE SITE SPOIL SHALL BE SAVED FOR LATER USE AS BACKFILL. OTHER SITE SPOIL SHALL BE LEGALLY TRANSPORTED OFFSITE OR TO APPROVED ON—SITE SPOIL AREA. IT IS THE CONTRACTOR'S RESPONSIBILITY TO ENSURE THAT THIS ACTION IS CONDUCTED UNDER AN EROSION CONTROL PERMIT. THE CONTRACTOR SHALL NOTIFY THE NORTH CAROLINA LAND QUALITY SECTIONS MOORESVILLE REGIONAL OFFICE AT (704) 663-1699 BEFORE ANY SPOIL IS TRANSPORTED OFFSITE. CONTRACTOR WILL BE REQUIRED TO INFORM THE LAND QUALITY SECTION OF THE LOCATION AND METHOD OF OFFSITE SPOIL DISPOSAL. ALL PERMITS REQUIRED FOR THE OFFSITE DISPOSAL OF SITE SPOIL IS THE RESPONSIBILITY OF THE CONTRACTOR. NOTE, IT IS N07 ANTICIPATED THAT EXCESS SOIL MATERIAL WILL NEED TO BE TRANSPORTED OFF—SITE AS PART OF THIS PROJECT. CONSTRUCTION ENTRANCES SHALL BE INSTALLED AT ALL ACCESS LOCATIONS PER THE PLANS AND SPECIFICATIONS. WHEN A CRUSHED STONE CONSTRUCTION ENTRANCE HAS BEEN COVERED WITH SOIL OR HAS BEEN PUSHED INTO THE SOIL BY CONSTRUCTION TRAFFIC, IT SHALL BE REPLACED WITH A DEPTH OF STONE EQUAL TO THAT OF THE ORIGINAL APPLICATION. ALL DRAINAGE INLETS SHALL BE PROTECTED FROM SILTATION. INEFFECTIVE PROTECTION DEVICES SHALL BE IMMEDIATELY REPLACED AND THE INLET CLEANED. FLUSHING IS NOT AN ACCEPTABLE METHOD OF CLEANING. DURING CONSTRUCTION OF THE PROJECT, SOIL STOCKPILES SHALL BE STABILIZED OR PROTECTED WITH SEDIMENT TRAPPING MEASURES. THE CONTRACTOR IS RESPONSIBLE FOR THE TEMPORARY PROTECTION AND PERMANENT STABILIZATION OF ALL TEMPORARY SOIL STOCKPILES ON SITE AS WELL AS SOIL INTENTIONALLY TRANSPORTED FROM THE PROJECT SITE. ALL HAUL ROAD LOCATIONS ONSITE MAY BE ADJUSTED IN THE FIELD TO PROTECT EXISTING TREES LARGER THAN 3" DBH. THE FINAL STAKING OF THE HAUL ROADS SHALL BE APPROVED BY THE DESIGNER BEFORE CLEARING COMMENCES. EROSION CONTROL (CONTINUED): SEDIMENT BASINS AND TRAPS, PERIMETER DIKES, TEMPORARY SILT CHECK DAMS, SEDIMENT BARRIERS AND OTHER MEASURES INTENDED TO TRAP SEDIMENT SHALL BE CONSTRUCTED AS A FIRST STEP IN ANY LAND—DISTURBING ACTIVITY AND SHALL BE MADE FUNCTIONAL BEFORE UPSLOPE LAND DISTURBANCE TAKES PLACE. STABILIZATION MEASURES SHALL BE APPLIED TO STRUCTURES SUCH AS DAMS, DIKES AND DIVERSIONS IMMEDIATELY AFTER INSTALLATION. DURING CONSTRUCTION THE CONTRACTOR SHALL BE RESPONSIBLE FOR INSTALLING ADDITIONAL EROSION CONTROL MEASURES NOT SHOWN ON THE PLANS BUT NECESSARY 70 CONTROL EXCESS SEDIMENT, IF DETERMINED TO BE NECESSARY BY THE DESIGNER. GENERAL SEQUENCE: THE CONTRACTOR SHALL CONSTRUCT NEW CHANNEL SECTIONS TO A STABLE FORM BEFORE MOVING OUT OF THE WORK AREA. A STABLE FORM SHALL INCLUDE, BUT IS NOT LIMITED TO THE COMPLETE INSTALLATION OF IN STREAM STRUCTURES, EROSION CONTROL MATTING, AND TEMPORARY VEGETATION. PERMANENT VEGETATION SHALL BE INSTALLED IN CONJUNCTION WITH TEMPORARY SEEDING IF CONSTRUCTION IS PERFORMED DURING THE SEASON SPECIFIED IN THE DRAWINGS AND SPECIFICATIONS, PERMANENT VEGETATION SHALL BE INSTALLED DURING SPECIFIED PLANTING SEASONS. CONSTRUCTION SURVEY, THE STREAM AND CHANNEL BREAKLINES, CUT AND FILL LINES, STRUCTURE LOCATIONS, AND LIMITS OF DISTURBANCE SHOULD BE SET AND STAKED PER THE DRAWINGS. UPON COMPLETION OF THE CONSTRUCTION STAKING THE DESIGNER MUST INSPECT AND APPROVE THE STAKING BEFORE CONSTRUCTION CAN BEGIN. THE DESIGNER RESERVES THE RIGHT TO ADJUST THE LOCATION OF THE PROPOSED STREAM CENTERLINE, BREAKLINES, CUTLINES OR ANY HAUL ROADS. TREE PROTECTION: TREES GREATER THAN 3" DBH OUTSIDE THE CUT LINE ARE NOT 70 BE REMOVED WITHOUT THE ENGINEER'S APPROVAL, UNLESS THEY ARE MARKED IN THE PLANS. CONTRACTOR SHALL PREVENT DAMAGE TO TREES TO REMAIN. IN THE EVENT OF DAMAGE, REPAIR ANY DAMAGE TO THE CROWN, TRUNK, OR ROOT SYSTEM IMMEDIATELY. • REPAIR ROOTS BY CUTTING OFF DAMAGED AREAS AND PAINTING THEM MATH TREE PAINT. SPREAD PEAT MO55 OR MOIST TOPSOIL OVER EXPOSED ROOTS. • REPAIR DAMAGE TO BARK BY TRIMMING AROUND DAMAGED AREA, TAPER THE CUT TO PROVIDE DRAINAGE, AND PAINT WITH TREE PAINT. • CUT OFF ALL DAMAGED TREE LIMBS ABOVE THE TREE COLLAR AT THE TRUNK OR MAIN BRANCH. USE A SEPARATE CUT TO AVOID PEELING BARK FROM HEALTHY AREAS OF THE TREE. • REFER TO THE NCDENR EROSION CONTROL MANUAL FOR MORE INFORMATION. CONSTRUCTION SEQUENCE: TRAFFIC CONTROL: 1. THE SURVEYOR SHALL SET/STAKE THE PROPOSED STREAM CENTERLINE OR CHANNEL, ALL TRAFFIC CONTROL SHALL BE IN ACCORDANCE WITH THE LATEST EDITION OF THE AND LIMITS OF DISTURBANCE IN THE FIELD PER THE DRAWINGS. AN ELECTRONIC COPY WORK AREA TRAFFIC CONTROL HANDBOOK (WATCH). WORK IN THE RICHT-OF-WAY OR WILL BE PROVIDED TO THE SURVEYOR FROM WHICH TO LAY OUT THE LOCATION OF STATE SYSTEM STREETS MAY REQUIRE ADDITIONAL TRAFFIC CONTROL PROVISIONS. REFER PROPOSED IMPROVEMENTS. THE ENGINEER RESERVES THE RIGHT TO ADJUST THE T LOCATION OF THE PROPOSED STRUCTURES, BREAKLINES OR CUT LINES DURING O NCDOT WORK ZONE TRAFFIC CONTROL PROGRAM, MUTCD AND NCDOT STANDARD CONSTRUCTION. DRAWINGS. 2. THE CONTRACTOR SHALL INSTALL THE EROSION CONTROL MEASURES. THE CONTRACTOR SHALL CLEAR VEGETATION ONLY AS NECESSARY TO INSTALL THESE ITEMS, AND SHALL NOTIFY THE PROJECT ENGINEER WHEN INSTALLATION OF THESE ITEMS IS COMPLETE FOR INSPECTION BY THE LOCAL EROSION CONTROL INSPECTOR. 3. WHERE PROPOSED CHANNEL GRADING IS TO BE PERFORMED, EXCAVATE AND STORE DESIGNATED TOPSOIL AND CHANNEL BED MATERIAL. CLEAR THE TREES AND SHRUBS ALONG THE AREA OF PROPOSED EARTHWORK. NO TREES GREATER THAN 3" DBH ARE TO BE REMOVED WITHOUT DESIGNER'S APPROVAL. 4. CONSTRUCTION SHALL BE COMPLETED INCLUDING TEMPORARY VEGETATION, EROSION CONTROL MATTING, LIVE STAKING, MATERIAL TRANSPLANTS (INCLUDING BED MATERIAL), AND STRUCTURES. THESE SHALL BE APPROVED BY THE DESIGNER PRIOR TO DIVERTING STREAM FLOWS INTO THE NEW CHANNEL. 5. THE CONTRACTOR SHALL STABILIZE THE SITE AS AREAS ARE BROUGHT UP TO FINISHED GRADE. 6. INSTALL PLANTINGS ACCORDING TO THE PLANTING PLANS. PLANTING NOTES: 1) ALL GRADED AREAS SHOULD BE RAKED/ROUGHENED (A MINIMUM OF 5"), SEEDED (RIPARIAN MIX AND TEMPORARY). STRAWED. AND THEN COVERED WITH EROSION CONTROL MATTING (C700 OR APPROVED EQUIVALENT) PER THE MANUFACTURERS RECOMMENDATIONS. ONCE THE MATTING IS DOWN INSTALL THE LIVE STAKES THROUGH THE MATTING. SEE SEEDING TABLES BELOW FOR MIX PERCENTAGES. 2) ALL OTHER AREAS WITHIN LIMITS OF DISTURBANCE SHOULD BE RAKED/ROUGHENED (A MINIMUM OF 5"), SEEDED (UPLAND MIX AND TEMPORARY), AND STRAWED. SEE SEEDING TABLES BELOW FOR MIX PERCENTAGES 3) IF DROUGHT CONDITIONS EXIST THE CONTRACTOR WILL WATER THE INSTALLED VEGETATION WITH WATER FROM THE CREEK TO ENSURE 85% SURVIVAL AT THE END OF THE 1—YEAR WARRANTY PERIOD. 4) RESEED AND MULCH IMMEDIATELY FOLLOWING EROSION OR OTHER DAMAGE PER SECTION 6.10 OF NCDEQ EROSION AND SEDIMENT CONTROL DESIGN MANUAL. UTILITIES: THE CONTRACTOR SHALL FIELD LOCATE ALL UTILITIES INSIDE THE CONSTRUCTION CORRIDOR, UTILITIES TO BE TRAVERSED BY CONSTRUCTION EQUIPMENT SHALL BE APPROPRIATELY MARKED AND PROTECTED OR BRIDGED TO PREVENT DAMAGE. THE CONTRACTOR SHALL FURNISH ALL SHEETING REQUIRED FOR ALL UTILITY CROSSINGS. SHEETING SHALL BE INSTALLED AS REQUIRED TO PROTECT EXISTING UTILITIES. THE CONTRACTOR SHALL BE RESPONSIBLE FOR ANY DAMAGE INCURRED TO ANY UTILITY LINES DURING THE CONSTRUCTION PROCESS. THE CONTRACTOR SHALL FOLLOW OSHA GUIDELINES AND UTILITY OWNER GUIDELINES WHEN WORKING NEAR UTILITIES. THE CONTRACTOR SHALL CALL THE "CONTACT ONE—CALL CENTER" BY DIALING 811 OR 1-800-632-4949 BEFORE DIGGING. Riparian Mix (30 lbs/acre) Blackeyed Susan Rudbeckia hirta 20% Soft Rush Juncus effuses 10% Fox sedge Carex vulpindoidea 30% Deertongue Panicum clandestinum 8% Partridge Pea Chamaecrista fasciculate 30% Pennsyvainla Sedge Carex pensyvanica 5% Redtop Panicgrass Panicum rigidulum 5% River oats Chasmanthiuin latifolium 5% Broomsedge Andropogon virginicus 5% Golden Tx:kseed Coreopsis tinctoria 5% Little Bluestein Schizachyrium scoparium 5% Riverbank W ildrye Elymus riparius 2% Switchgrass Panicum vlrgatum 2% Sideoats Grama Bouteloua curtlpendula q% Blue Gram Bouteloua gracilis 4% Upland/Sewer Easements (151bs/acre) Sideoats Gram Bouteloua curtipendula 25% Blue Gram Bouteloua gracilis 25% Little Bluestein Schizachyrium scoparium 15% Partridge Pea Chamaecrista fasciculata 30% River oats Chasmanthium latifolium 8% Blackeyed Susan Rudbeckla hirta 8% Redtop Panicgrass Panicum rigidulum 5% Purpletop Tridens Flavus 2% Rough Dropseed Sporobolus Clandestinus 2% UTILITIES: THE CONTRACTOR SHALL FIELD LOCATE ALL UTILITIES INSIDE THE CONSTRUCTION CORRIDOR, UTILITIES TO BE TRAVERSED BY CONSTRUCTION EQUIPMENT SHALL BE APPROPRIATELY MARKED AND PROTECTED OR BRIDGED TO PREVENT DAMAGE. THE CONTRACTOR SHALL FURNISH ALL SHEETING REQUIRED FOR ALL UTILITY CROSSINGS. SHEETING SHALL BE INSTALLED AS REQUIRED TO PROTECT EXISTING UTILITIES. THE CONTRACTOR SHALL BE RESPONSIBLE FOR ANY DAMAGE INCURRED TO ANY UTILITY LINES DURING THE CONSTRUCTION PROCESS. THE CONTRACTOR SHALL FOLLOW OSHA GUIDELINES AND UTILITY OWNER GUIDELINES WHEN WORKING NEAR UTILITIES. THE CONTRACTOR SHALL CALL THE "CONTACT ONE—CALL CENTER" BY DIALING 811 OR 1-800-632-4949 BEFORE DIGGING. Temporary Seeding (130 IlWacre) Aug 15 - May 15 Rye Grain Secale cereale 75% Wheat Grass Triticum aestivum 10% Annual Rye Lolium multiRorum 10% Browntop Millet Utochola ramose 5% May 26 - Aug 14 &awntop Millet Utochola ramosa 80% Rye Grain Seale cereale 10% Annual Rye Lolium multiflorum 10% M-W-bu,y C—ty PIN/ 4926104 DB 24338; PG 018 ��\\``_�'^�� PB 7: PC 803 SITE B AND C LIMITS OF/ _1 10E—Z3C✓r— Trr��7 TOPOGRAPHIC SURVEY l— - — 262' — 183_RC, 1 � A l PROPOSED TEMPORARY CONSTRUCTION ENTRANCE ' I \ \ LIMITS OF DISTURBANCE DISTURBED AREA: 0.77 ACRES PROPOSED TEMPORARY CONSTRUCTION EASEMENT ! C0/YTRACrOR TO PROTECT CONCRETE GREENWAY WITI/ \ PLYWOOD OR SIMILAR FOR \ TEMPORARY CROSSING PROPOSED CONCRETE GREENWAY TRAIL BY OTHERS 0Op9� CONTRACTOR TO UTILIZE AREA BETWEEN LIMITS OF DISTURBANCE — � — _ _ — ,' I I A \\ 1\ \ i'.' �/ 3 % — — — — — AND CREEK AS STAGING AREA = �— �_ �_ _ __ — —_ SITE B AND C \ �� PROPOSED BOARDWALK BY OTHERS CONTRACTOR TO UTILIZE / J1 RanOdph— ' AREA BETWEEN LIMITS OF \ DB 22333[ PO 180 DISTURBANCE AS HAUL ROA j PC 7. PC 769 / sic r I J FENCE M-W—b. g Caanty DB 49549PCD494— /�' PB 23: PG 957 APPROXIMATE PROPERTY LINES ice— \ McCkIMbll CntY / // / U / ' j / /' / _ \ \ \ ! \ \ PIN{ 492ou 8302 \9i,�`/— \ DB 7415: PG 9- \1 PB 23: PC WE A i---1\ I /I . 1.%• �� — � �' PNS eum( / / / // / / ' / � \\\ \ �\\\\ `\ � 11 � /�/ _ �\ ///' // / � � J i�� DBPC ,W PC TOWS SITE A UMTS OF TOPOGRAPH/C SURVEY_J 1 CHARLOTTE CHARLOTTE WATER WLTER CHARLOTTE, NORTH CAROLINA NOTE: Job Na Fla No, PROPERTY LINES BUILDINGARE AND N FROM M GIS DAT AND USED FOR OUTSIDE OF u,11T5 OF Sca„a CONSTRUCTION ACCESS TOPOGRAPHIC AIROiY ARE TAKEN FROM GIS DATA AND USED FOR REFERENCE. PLAN A5 NOTED FOR PROFRERl, AS NOTED STREAM BANK REPAIRS ON TOBY CREEK OGRAP2 IC SCALE IN FEET Veld AS NOTED UPSTREAM OF CHANCELLOR RD 2/15/2017 \ \ Z A. Built Data i/ / / 11 \, 1 a�wiw KJi CONTRACTOR COMMENTS BDD DMP GMS MAS Snz 1 PROPOSED BOARDWALK / BY OTHERS J (IN CONSTRUCTION) Z ��3 6 NOTE: CONTRACTOR SHALL SEED (WITH BOTH RIPARIAN AND TEMPORARY SEED MIXES), STRAW, AND MAT ALL DISTURBED AREAS WITHIN THE STREAM BANK LIMITS/GRADED AREA. CONTRACTOR SHALL SEED (WITH BOTH UPLAND AND TEMPORARY SEED MIXES) AND STRAW ALL OTHER AREAS WITHIN LIMITS OF DISTURBANCE AFTER CONSTRUCTION 15 COMPLETE. CONTRACTOR TO REMOVE ONLY DESIGNATED TREES. OTHER TREES MAY BE REMOVED WITH ENGINEER'S APPROVAL. 10+00 10+50 11+00 EXISTING PROFILE A Hor. Scale:l "=10' Vert. Scale: 1"=1' ss v\vvv` o� PROPOSED BOULDER S �! STEP -POOL (T-rp) \ } \ \\\ \ O PROPOSED RIP ° < RAP FILL 0\� °o\ i CONTRACTOR TO FILL AROUND SEWER PIER WITH 12 CY OF 8"-12" RIP RAP AND 351 CY SOIL 50 PIER IS AT EDGE OF FILLED BANK AND PROTECTED WITH RIP RAP a�- �� LOO r -LOO CLOD EXPOSED 18'RCP PIPE'/ -,\b. EXISTING PLAN A Jv \ •1�'3Di�\� 1 � 011 p0� CHARLOTTE CH/ N. I Dale I By.,I Revision �pN NL GRAPHIC SCALE IN FEET 0 5 10 20 APPROXIMATE LOCATION OF 616 P POSED IARDWALK 616 TIE R/PRAP To FILL EXIST NG 18' Ss TA: PLACED BY GREE WAY 0+5 .80 SEWER rOP 615 CONTRACTOR OF PI E ELEV: 61 .03 615 N O �p 614 A a' N N 614 + O 613 1\ D Q� H V W 1 W M N613 O UJ II < w N W 612 < �" N 61 O 6111 Q V) � W PROPOSED GRADE 611 A CENTERLINE li � o 610 TIE INT2 610 AREA UNDER TOBY £EK GREENWA YBOARDWALK HAS BEEN F7LLEDiBY 6091 CREENWAY CONTRACTOR 609 608 608 PROPOSED SACKFILj. OF RIP RqP, 457 STONE, AND NATURAL MATERIAL EXIS NG WATER RFACE SEE SANITARY SEWER ELEv: 608.51 SUPPORT D TAIL 1 607 PROPOS £ BOULDER STEP- OOL (TYP. 606 606 10+00 10+50 11+00 EXISTING PROFILE A Hor. Scale:l "=10' Vert. Scale: 1"=1' ss v\vvv` o� PROPOSED BOULDER S �! STEP -POOL (T-rp) \ } \ \\\ \ O PROPOSED RIP ° < RAP FILL 0\� °o\ i CONTRACTOR TO FILL AROUND SEWER PIER WITH 12 CY OF 8"-12" RIP RAP AND 351 CY SOIL 50 PIER IS AT EDGE OF FILLED BANK AND PROTECTED WITH RIP RAP a�- �� LOO r -LOO CLOD EXPOSED 18'RCP PIPE'/ -,\b. EXISTING PLAN A Jv \ •1�'3Di�\� 1 � 011 p0� CHARLOTTE CH/ N. I Dale I By.,I Revision �pN NL GRAPHIC SCALE IN FEET 0 5 10 20 s ala ata BIR 30+00 30+50 30+70 EXISTING PROFILE C Hor. Scale:l "=10' Vert. Scale: 1"=1 _ TSE I I \ I \ \ I' - // STTE C I / I\ R� 6.o1zs / '3jL � OOT 1 001 NOTE: / - ----- CONTRACTOR SHALL SEED (WITH BOTH RIPARIAN AND TEMPORARY SEED MIXES), STRAW, AND MAT ALL DISTURBED AREAS WITHIN THE STREAM BANK LIMITS/GRADED AREA. CONTRACTOR SHALL SEED (WITH BOTH UPLAND AND TEMPORARY SEED MIXES) AND STRAW ALL OTHER AREAS WITHIN LIMITS OF DISTURBANCE AFTER CONSTRUCTION IS COMPLETE. \ CONTRACTOR TO REMOVE ONLY DESIGNATED TREES. OTHER TREES MAY BE REMOVED WITH ENGINEER'S APPROVAL. J 1 I I o� APPRC XIMATEPROPOSED 618 G EXISTI 4G nt 618 WALK LOC f TION 617 F EXISTI G CEN LINE 617 -FIE' INTO EXIST/NG ROUND 6 617 616 616 615 PROP SED RIPR P (SEE 615 614 615 AND EPTH) 614 613 I I I 613 EXIST NIG 18' SS I STA 30+11.29 < �n A> WER TC E P OFPIPE V: 612.16 a 1O +. o 612 o+� >11 It An 619 I aw I 1\ alb I I\ w a� 611 m 611 613 /l o TIE INTO TOBY CREEK EXISTING 3R E J / 1 � 610 1 \ CENTERLI E 610 o u> v +o \ \\ WATER SURFACE 609 608 r/r EXIST ELEV 61G.89 609 608 30+00 30+50 30+70 EXISTING PROFILE C Hor. Scale:l "=10' Vert. Scale: 1"=1 _ TSE I I \ I \ \ I' - // STTE C I / I\ R� 6.o1zs / '3jL � OOT 1 001 NOTE: / - ----- CONTRACTOR SHALL SEED (WITH BOTH RIPARIAN AND TEMPORARY SEED MIXES), STRAW, AND MAT ALL DISTURBED AREAS WITHIN THE STREAM BANK LIMITS/GRADED AREA. CONTRACTOR SHALL SEED (WITH BOTH UPLAND AND TEMPORARY SEED MIXES) AND STRAW ALL OTHER AREAS WITHIN LIMITS OF DISTURBANCE AFTER CONSTRUCTION IS COMPLETE. \ CONTRACTOR TO REMOVE ONLY DESIGNATED TREES. OTHER TREES MAY BE REMOVED WITH ENGINEER'S APPROVAL. J 1 I I 20+80 21+00 21+50 21+70 EXISTING PROFILE B Hor. Scale:l "=10' Vert. Scale: 1"=1' vol I i SCE c� LOD I / 009'F ops �y III i cs / PROPOSED G01y 3� 1 \ - STEP -POOL (TYP.) I may- PROPOSED BOARDWALK (I OTHERS EXPOSED 18 -RCP PIPE GO1 J(IN CONSTRUCTION) I I ,I ; ; God// \ SITE B o 0 ODA 1 r / � \11II EXISTING PLAN B AND C j IPROPOSED II I FILL (SEE STEP PIA STEP -POOL DETA/LKFOR /rr Jr SIZE AND DEPTH) y 111 III 11 1 � 1Bonen KJH CONTRACTOR COMMENTS Na. Dale By ReVirro GRAPHIC SCALE IN FEET 0 5 10 20 CHARLOTTE CHARLOTTE WATER WJ)TER CHARLOTTE, NORTH CAROLINA scol„ SITE B AND C PLAN AND PROFILE PLAN AS NOTED FOR PROFILEAS NOTED H". AS BANK REPAIRS ON TOBY CRE Vat As NOTED UPSTREAM OF CHANCELLOR RD GMS I MAS APPRC XIMATEPROPOSED BOAR WALK LOC f TION 617 617 6 616 615 615 �n A> o+� >11 An 61 alb w a� m 613 a? 613 EXISTING 3R E J AT EXIST114G CENTERLI E o u> v +o EXIST NG WATER SURFACE 6111 1 TIE To IST/NG ELEV. 609.92 611 PROPOSES RIPRAP EE I SM' -POOL DETAIL FOR /ZE 610 610 1 PROPO ED GRADE AT 609 EXISTffif CENTER NE 609 EXISTING 18' S STA: 21+ 4.96 SEVER TOP OF IPE ELEV: 6 1.93 TlE INT TOBY CREEK 6 6 PROPOSED BACKFI OF ____ RIP P, /57 S ONE, AND NA URAL MATERIAL' SEE SANITARY S WER PROPOSED BOULDER 607 UPPORT TAIL STEP -POOL ( P.) 607 20+80 21+00 21+50 21+70 EXISTING PROFILE B Hor. Scale:l "=10' Vert. Scale: 1"=1' vol I i SCE c� LOD I / 009'F ops �y III i cs / PROPOSED G01y 3� 1 \ - STEP -POOL (TYP.) I may- PROPOSED BOARDWALK (I OTHERS EXPOSED 18 -RCP PIPE GO1 J(IN CONSTRUCTION) I I ,I ; ; God// \ SITE B o 0 ODA 1 r / � \11II EXISTING PLAN B AND C j IPROPOSED II I FILL (SEE STEP PIA STEP -POOL DETA/LKFOR /rr Jr SIZE AND DEPTH) y 111 III 11 1 � 1Bonen KJH CONTRACTOR COMMENTS Na. Dale By ReVirro GRAPHIC SCALE IN FEET 0 5 10 20 CHARLOTTE CHARLOTTE WATER WJ)TER CHARLOTTE, NORTH CAROLINA scol„ SITE B AND C PLAN AND PROFILE PLAN AS NOTED FOR PROFILEAS NOTED H". AS BANK REPAIRS ON TOBY CRE Vat As NOTED UPSTREAM OF CHANCELLOR RD GMS I MAS SITE A CROSS-SECTIONS NOT TO SCALE 10+20 10+60 10+70 620__._ - _-- -____. .______ _._._____..— I ... ._........- 620 ...:....._. .......... ._._........ ... ._._----- 620 610.._ '___. 610 __... 610 ____... �'� ......__ _ __.�..__.._ -.___. -_ _ � ........ _— _.—_— �___ .___—___ ._. 61D 610 „— - 605 600 __.._._. _.__.._ _.___ - __. _. ___.___. �._...__._.. _.._.__---- i._._._..... ____..— 600 595595 __+ _._._..__.__._. Soo ',. so -50 -40 -30 -20 -10 0 110 20 30 40 5D 10+80 SITE B CROSS-SECTIONS NOT TO SCALE 21+00 620 r_.._ _— _ _i__. ---------------------- ...__. _._ J _ _ _ - _.... 620 Eos 50 -40 -30 -20 -10 0 10 20 30 40 50805 21+20 620 - _-- -____. .______ --_....__.. __..A. ____ ..____ ....._.�._._.. ...:....._. .......... ._._........ ... ._._----- 620 610.._ '___. 610 __... ._..—m-� __._._ T.__-_-- __- --.._.._.__ 610 610 „— - 605 ...1...... _.._ soo......... ___._. __— __.._. _ _....._ L.__._.._ _._._. __+ _._._..__.__._. Soo 595 so 40 30 -20 10 0 10 20 30 40 505 20 SITE B CROSS-SECTIONS NOT TO SCALE 21+00 620 r_.._ _— _ _i__. ---------------------- ...__. _._ J _ _ _ - _.... 620 Eos 50 -40 -30 -20 -10 0 10 20 30 40 50805 21+20 620 - .._;__- __—___. ___.___ ....._.�._._.. ...:....._. .......... ._._........ ... ._._----- 620 610.._ '___. ....__ __... ._..—m-� �� '..__ '�._ ___..____......___.__ 610 „— - 605 ...1...... _.._ –..._ _ ,___ I - -- 605 -50 -40 -30 -20 -10 0 10 20 30 40 50 620 610 600 595 21+40 CONTRACTOR C( Revision 620 610 Boo 595 CHARLOTTE CHARLOTTE WATER W6TER CHARLOTTE, NORTH CAROLINA Jab Na Fie No. 5ocl.s CROSS SECTIONS PLAN AS NOTED FOR PROFILE AS NOTED Nor, 57 -REAM BANK REPAIRS ON TOBY CREEK Vert AS NOTED UPSTREAM OF CHANCELLOR RD 2/15/2017 A. Built Data 5bee1 Oi BDD DMP GMS MAS OG 9 Surveyed By Designed By Drawn By Projeot-Engr Approved By Dote _ T f ...1...... _.._ –..._ _ ,___ I - -- ................. ......_ ............ _— 50 -40 -30 -20 -10 0 10 20 30 40 5( CONTRACTOR C( Revision 620 610 Boo 595 CHARLOTTE CHARLOTTE WATER W6TER CHARLOTTE, NORTH CAROLINA Jab Na Fie No. 5ocl.s CROSS SECTIONS PLAN AS NOTED FOR PROFILE AS NOTED Nor, 57 -REAM BANK REPAIRS ON TOBY CREEK Vert AS NOTED UPSTREAM OF CHANCELLOR RD 2/15/2017 A. Built Data 5bee1 Oi BDD DMP GMS MAS OG 9 Surveyed By Designed By Drawn By Projeot-Engr Approved By Dote EXISTING GRADE) SUPPORT SS PIPE DURING INSTALLATION OF BOULDER STEP POOL AND #57 STONE BEDDING 2'-12" RIP RAP (MINIMUM 2" OVER PIPE) 24" BOULDERS SILLS SEE DETAIL XX SEE PLANS} — NON—WOVEN TYPE II FILTER FABRIC (BEHIND STEPS) STONE COMPACTED IN 6" LIFTS D TAMPED IF INSUFFICIENT SPACE MECHANICAL COMPACTION) SANITARY SEWER BEDDING AND SUPPORT Not to Scale COMPACTED BACKFILL BANKFULL — — — —ELEVATION AM FLOW PER PLAN STREqqq _ "A' MIN. T li BACKFILL W/ "A"x•B" DEEP GRADATION OF •C" RIP RAP, #57 STONE AND NATURAL MATERIAL .F„ NON—WOVEN TYPE II FILTER PRE—FORMED SCOUR HOLE. "E" MI ON OUB. LDERS FABRIC (BEHIND STEPS) HEADER ELEV. (TYP.) BACKFILL W/ •D" DEEP GRADATION OF "C" RIP RAP, %57 STONE AND NATURAL MATERIAL PER_PRBFILIi— STREAM SECTION A -A EXISTING GROUND LABEL APPLY COIR FIBER MATTING UNIT A SEE DETAIL _ SEE PLANS SEE PLANS SEE PLANS 3 FEET PROTECT TOE OF BANK WITH "F• RIP RAP AND BACKFILL 2 — 12 INCHES D BANKFULL r E ELEVATION PER PLANS "GRIP RAP, PLACE LARGER BOULDERS o 12 — 14 INCHES AS FOOTER ROCKS (PLACE FOOTER NON—WOVEN TYPE II oF, 8 ,s ;, H ROCKS BELOW BOTTOM ELEVATION FILTER FABRIC •H" OF CHANNEL). BOULDERS ARE TO (TYP.) BE APPROVED BY DESIGNER PRIOR TO INSTALLATION. KEY STEP INTO EXISTING BANK "E" MIN. BOULDERS FILL GAPS WITH RIP RAP SECTION A -A 'BACKFILL AND RIFFLE MATERIAL 1"-12• RIP RAP 6016 7 STONE 20% % IS MEASURED BY VOLUME STEP -POOL STRUCTURES Not to Scale I ^a I u— I ny nppro DIMENSION CHART LABEL VALUE UNIT A 25 FEET B 3 FEET C 2 — 12 INCHES D 1.5 FEET E 30 INCHES F 12 — 14 INCHES G 1 — 2 FEET H 2 — 3 FEET 'BACKFILL AND RIFFLE MATERIAL 1"-12• RIP RAP 6016 7 STONE 20% % IS MEASURED BY VOLUME STEP -POOL STRUCTURES Not to Scale I ^a I u— I ny nppro / EXCAVATE TRENCH AND KEY INTO GROUND ("A- MIN) _ — — — SEED AND MULCH PER VEGETATION NOTES AND SPECIFICATIONS 1 CHANNEL = EROSION CONTROL MATTING INSTALLED TO EDGE OF CUT/FILL PER MANUFACTURER'S SPECIFICATIONS WITH LIVE STAKING, PERMANENT AND TEMPORARY SEEDING PER PLANS AND SPECIFICATIONS. (TYPICAL BOTH SIDES) NATURAL CHANNEL BOTTOM (NO MATTING) KEY INTO STREAMBED (PER TYPICAL CROSS—SECTION BELOW) SECTION "C" EROSION CONTROL BACKFILL MATTING—N". ANCHORS ON "B" CENTERS— STREAM MATTING IN TRENCH DIRECTION OF FLOW FLOODPLAIN /EXISTING GROUND A" MIN ANCHORS ON "D" CENTERS IN TRENCH MATTING SHALL BE PLACED IN TRENCH AND BACKFILLED EXTEND MATTING BELOW TOE OF SLOPE AND KEY INTO STREAMBED MIN. "E" TYPICAL CROSS SECTION 2" X 2" (NOMINAL) WOODEN STAKE 1" A ANCHOR TRENCH ON "D" CENTERS ANCHOR OVERLAP ON "D" CENTERS "C" OVERLAY PLAN VIEW NOTES: 1. IN AREAS TO BE MATTED, ALL SEEDING, SOIL AMENDMENTS, AND SOIL PREPARATION MUST BE COMPLETED IN ACCORDANCE WITH THE PROJECT SPECIFICATIONS PRIOR TO PLACEMENT OF COIR FIBER MATTING. ON "B" CENTERS ANCHORS (TYP) 3\ EROSION CONTROL MATTING Not to Scale STREAM CHANNEL BRIDGE MAT * SURFACE FLOW A W DIVERSION 1 ,SPIKES EVERY 2 FT LENGTH AS NEEDED CHAIN WIDTH AS NEEDED STAGGERED ENDS DIMENSION CHART TO GRIP BANK LABEL VALUE UNIT A 6 INCHES B 3 FEET C 16 INCHES D 1 FEET E 1 FEET MATTING IN TRENCH DIRECTION OF FLOW FLOODPLAIN /EXISTING GROUND A" MIN ANCHORS ON "D" CENTERS IN TRENCH MATTING SHALL BE PLACED IN TRENCH AND BACKFILLED EXTEND MATTING BELOW TOE OF SLOPE AND KEY INTO STREAMBED MIN. "E" TYPICAL CROSS SECTION 2" X 2" (NOMINAL) WOODEN STAKE 1" A ANCHOR TRENCH ON "D" CENTERS ANCHOR OVERLAP ON "D" CENTERS "C" OVERLAY PLAN VIEW NOTES: 1. IN AREAS TO BE MATTED, ALL SEEDING, SOIL AMENDMENTS, AND SOIL PREPARATION MUST BE COMPLETED IN ACCORDANCE WITH THE PROJECT SPECIFICATIONS PRIOR TO PLACEMENT OF COIR FIBER MATTING. ON "B" CENTERS ANCHORS (TYP) 3\ EROSION CONTROL MATTING Not to Scale STREAM CHANNEL BRIDGE MAT * SURFACE FLOW A W DIVERSION 1 ,SPIKES EVERY 2 FT LENGTH AS NEEDED CHAIN WIDTH AS NEEDED STAGGERED ENDS TO GRIP BANK 1/4 SUPPORT SUGGESTED HARDWOOD ON OUTER SUPPORT THREADED ROD p 2'-3' TYP EVERY 3 FT SURFACE FLOW 1. PREDRILL AND INSET 3/4" THREADED SURFACE FLOW STEEL RODS EVERY 3' AND SECURE WITH AT LEAST ONE NUT. 2. NAIL INDIVIDUAL TIMBERS TOGETHER EVERY B' TO 12" SPIKES 2' WITH B" TO 12" BARN SPIKES GRIP DRAG CHAIN. RECOMMENDED BRIDGE MAT RECOMMENDED 1/4 SUPPORT AA 1/4 SUPPORT p 2'-3' TYP SURFACE FLOW L SURFACE FLOW DIVERSION DIVERSION STREAMBANK B' TO 12" SPIKES VARY TIMBER SIZE SURFACE FOR GRIP DRAG CHAIN. EVERY 2 FTUNEVEN . gfh��' IMPROVED TRACTION CHOSEN TIMBER WITH SIZE SECTION A -A AND STRENGTH TO SUPPORT CONSTRUCTION EQUIPMENT 4 TEMPORARY STREAM/DITCH CROSSING Not to Scale No. I Date I By Revision .un .n•or.nnu ov vxi�r.._,.nw., .un .R.,nxn-c gun �.�� oc v.,,..v �. �..o.. nv rn ".m w_..rv»., .un .R,.,,.m< iur 1ppro LIVE STAKE ON EARTH) LIVE STAKING ZONE "G" FROM WATER SURFACE AS MEASURED ALONG SLOPE SECTION VIEW INSTALL WOVEN COIR FIBER MAT COMMOM NAME WTANICAL NAME OVER SEED OR SOD FLAT TOP END SALUX SERUCEA 24' O.C. � ESTABLISHED PLANT SHOWN 24' O.C. ELDERBERRY SAMBUMS CANADENSUS 24" O.C. P FOR INFORMATION ONLY LATERAL BUD 4 I- 1/2 - 2 GROUND SURFACE F 2 - 3 INSTALL SPLIT "C" X "C" X G 14 FEET DEAD STOUT STAKES PER SPECIFICATIONS BARK RIDGE PLANTING TO TOP! In� ti OF RIP RAP (TYP) SIDE BRANCH "B" LIVE GUTTING REMOVED 1' j (DORMANT) EXISTING GROUND LOW SEASONAL — WATER TABLE 45' TAPER RI ITT LAIN LIVE STAKE ON EARTH) LIVE STAKING ZONE "G" FROM WATER SURFACE AS MEASURED ALONG SLOPE SECTION VIEW CONTRAC10A TO USE A WMM OF 2 SPECS WTIH NO ONE SPECIES MOX OF TOTAL BTAKER LNE EfAM AM Y2• TO 2 N ONAElE1 AND T T N LENMH BLACK WALLOW SPECIES ASE 70 BE SPACED OUf AND NDT GIRO PED LIVE STAKE DETAL NOTES: 1. IF USING WOVEN COIR FIBER MAT. INSTALL LONG STRAW MULCH BENEATH MAT. DIMENSION CHART WOODY VEGETATM - LIVE STAKWG COMMOM NAME WTANICAL NAME SPACING SILKY WILLOW SALUX SERUCEA 24' O.C. SILKY DOGWOOD CORNUS AMOAIUM 24' O.C. ELDERBERRY SAMBUMS CANADENSUS 24" O.C. BUTTON BUSH CEPHALANTHUS OCCUDENTALIS 24" O.C. CONTRAC10A TO USE A WMM OF 2 SPECS WTIH NO ONE SPECIES MOX OF TOTAL BTAKER LNE EfAM AM Y2• TO 2 N ONAElE1 AND T T N LENMH BLACK WALLOW SPECIES ASE 70 BE SPACED OUf AND NDT GIRO PED LIVE STAKE DETAL NOTES: 1. IF USING WOVEN COIR FIBER MAT. INSTALL LONG STRAW MULCH BENEATH MAT. DIMENSION CHART LABEL VALUE UNIT A 3 FEET B 30 INCHES C 2 FEET D 12 INCHES E 1/2 - 2 INCHES F 2 - 3 FEET G 14 FEET 5 LIVE STAKES Not to Scale Na I Dote I By North Carolina Division of Water Quality - Stream Identification Form, Version 4.11 Date: 3/16/2016 Project/Site: Toby creek Stream 1 Latitude: 35.293571 Evaluator: Chris Tinklenberg, PWS County: Mecklenburg Longitude: -80.744263 Total Points: 43.5 0 1 Stream is at least intermittent Stream Determination (c' Other Harrisburg Quad 2. Sinuosity of channel along thalweg Ephemeral Intermitten Perennial e.g. Quad Name: if >_ 19 or perennial if >_ 30 3 3 A. Geornorphology GeomorphologySubtotal = 25 Absent Weak Moderate Strong Score 1a. Continuity of channel bed and bank 0 1 2 3 3 2. Sinuosity of channel along thalweg 0 1 2 3 3 3. In -channel structure: ex. riffle -pool, step -pool, ripple- oolsequence 0 1 2 3 2 4. Particle size of stream substrate 0 1 2 3 3 5. Active/relic floodplain 0 1 2 3 3 6. Depositional bars or benches 0 1 2 3 3 7. Recent alluvial deposits 0 1 2 3 3 8. Headcuts 0 1 2 3 0 9. Grade control 0 0.5 1 1.5 0.5 10. Natural valley 0 0.5 1 1.5 1.5 11. Second or greater order channel No = 0 Yes = 3 3 a artificial ditches are not rated; see discussions in manual B. Hydrology Subtotal = 11.5 12. Presence of Baseflow 0 1 2 3 3 13. Iron oxidizing bacteria 0 1 2 3 1 14. Leaf litter 1.5 1 0.5 0 1.5 15. Sediment on plants or debris 0 0.5 1 1.5 1.5 16. Organic debris lines or piles 0 0.5 1 1.5 1.5 17. Soil -based evidence of high water table? No = 0 0.5 Yes = 3 1.5 3 C. Biology Subtotal = 7 18. Fibrous roots in streambed 3 2 1 0 3 19. Rooted upland plants in streambed 3 2 1 0 3 20. Macrobenthos (note diversity and abundance) 0 1 2 3 0 21. Aquatic Mollusks 0 1 2 3 0 22. Fish 0 0.5 1 1.5 0.5 23. Crayfish 0 0.5 1 1.5 0 24. Amphibians 0 0.5 1 1.5 0.5 25. Algae 0 0.5 1 1.5 0 26. Wetland plants in streambed FACW = 0.75; OBL = 1.5; Other = 0 0 "perennial streams may also be identified using other methods. See p. 35 of manual. Notes North Carolina Division of Water Quality - Stream Identification Form, Version 4.11 Date: 3/16/2016 Project/Site: UT to Toby Creek Stream 2 Latitude: 35.293495 Evaluator: Chris Tinklenberg, PWS County: Mecklenburg Longitude: -80.744192 Total Points: 28.5 Stream Determination (c' Other Stream is at least intermittent Ephemeral Intermitten Perennial e.g. Quad Name: Harrisburg Quad if z 19 or perennial if Z 30 0 1 A. Geomorphology Subtotal = 11 Absent Weak Moderate Strong Score 1a. Continuity of channel bed and bank 0 1 2 3 3 2. Sinuosity of channel along thalweg 0 1 2 3 1 3. In -channel structure: ex. riffle -pool, step -pool, ripple- ool se uence 0 1 2 3 1 4. Particle size of stream substrate 0 1 2 3 1 5. Active/relic floodplain 0 1 2 3 0 6. Depositional bars or benches 0 1 2 3 1 7. Recent alluvial deposits 0 1 2 3 2 8. Headcuts 0 1 2 3 2 9. Grade control 0 0.5 1 1.5 0 10. Natural valley 0 0.5 1 1.5 0 11. Second or greater order channel No = 0 Yes = 3 0 a artificial ditches are not rated; see discussions in manual B. Hydrology Subtotal = 11.5 12. Presence of Baseflow 0 1 2 3 3 13. Iron oxidizing bacteria 0 1 2 3 3 14. Leaf litter 1.5 1 0.5 0 1.5 15. Sediment on plants or debris 0 0.5 1 1.5 0.5 16. Organic debris lines or piles 0 0.5 1 1.5 0.5 17. Soil -based evidence of high water table? No = 0 1.5 Yes = 3 26. Wetland plants in streambed 3 C. Biologv Subtotal = 6 18. Fibrous roots in streambed 3 2 1 0 3 19. Rooted upland plants in streambed 3 2 1 0 3 20. Macrobenthos note diversity and abundance 0 1 2 3 0 21. Aquatic Mollusks 0 1 2 3 0 22. Fish 0 0.5 1 1.5 0 23. Crayfish 0 0.5 1 1.5 0 24. Amphibians 0 0.5 1 1.5 0 25. Algae 0 0.5 1 1.5 0 26. Wetland plants in streambed FACW = 0.75; OBL = 1.5; Other = 0 0 'perennial streams may also be identified using other methods. See p. 35 of manual. Notes: Groundwater seepage at head -cut Very strong iron -oxidizing bacteria Weak geomorph, however, likely experiences perennial flow due to groundwater influence North Carolina Division of Water Quality - Stream Identification Form, Version 4.11 Date: 3/16/2016 Project/Site: UT to Toby Creek Stream 3 Latitude: 35.293571 Evaluator: Chris Tinklenberg, PWS County: Mecklenburg Longitude: -80.744263 Total Points: 33.5 0 1 Stream is at least intermittent Stream Determination (c Other Harrisburg Quad 2. Sinuosity of channel along thalweg Ephemeral IntermittenPerennial e.g. Quad Name: if 219 or perennial if i 30 3 2 A. Geomorphology Subtotal = 15.5 Absent Weak Moderate Strong Score 1a. Continuity of channel bed and bank 0 1 2 3 3 2. Sinuosity of channel along thalweg 0 1 2 3 2 3. In -channel structure: ex. riffle -pool, step -pool, ripple- poolsequence 0 1 2 3 1 4. Particle size of stream substrate 0 1 2 3 1 5. Active/relic floodplain 0 1 2 3 2 6. Depositional bars or benches 0 1 2 3 2 7. Recent alluvial deposits 0 1 2 3 2 8. Headcuts 0 1 2 3 0 9. Grade control 0 0.5 1 1.5 1 10. Natural valley 0 0.5 1 1.5 1.5 11. Second or greater order channel No = 0 Yes = 3 0 a artificial ditches are not rated; see discussions in manual B. Hydrology Subtotal = 12 12. Presence of Baseflow 0 1 2 3 3 13. Iron oxidizing bacteria 0 1 2 3 3 14. Leaf litter 1.5 1 0.5 0 1.5 15. Sediment on plants or debris 0 0.5 1 1.5 0.5 16. Organic debris lines or piles 0 0.5 1 1.5 1 17. Soil -based evidence of high water table? No = 0 1 Yes = 3 0 3 C. Biology Subtotal = 6 18. Fibrous roots in streambed 3 2 1 0 3 19. Rooted upland plants in streambed 3 2 1 0 3 20. Macrobenthos note diversity and abundance 0 1 2 3 0 21. Aquatic Mollusks 0 1 2 3 0 22. Fish 0 0.5 1 1.5 0 23. Crayfish 0 0.5 1 1.5 0 24. Amphibians 0 0.5 1 1.5 0 25. Algae 0 0.5 1 1.5 0 26. Wetland plants in streambed FACW = 0.75; OBL = 1.5; Other = 0 0 'perennial streams may also be identified using other methods. See p. 35 of manual. Notes: North Carolina Division of Water Quality - Stream Identification Form, Version 4.11 Date: 3/16/2016 Project/Site: UT to Toby Creek Stream 4 Latitude: 35.291369 Evaluator: Chris Tinklenberg, PWS County: Mecklenburg Longitude: -80.744070 Total Points: 27 Stream Determination (c' Other Stream is at least intermittent Ephemeral Intermitten Perennial e.g. Quad Name: Harrisburg Quad if z 19 or perennial if >_ 30 0 1 A. Geomorphology Subtotal = 9 Absent Weak Moderate Strong Score 1a. Continuity of channel bed and bank 0 1 2 3 3 2. Sinuosity of channel along thalweg 0 1 2 3 1 3. In -channel structure: ex. riffle -pool, step -pool, ripple- ool se uence 0 1 2 3 0 4. Particle size of stream substrate 0 1 2 3 1 5. Active/relic floodplain 0 1 2 3 0 6. Depositional bars or benches 0 1 2 3 0 7. Recent alluvial deposits 0 1 2 3 1 8. Headcuts 0 1 2 3 3 9. Grade control 0 0.5 1 1.5 0 10. Natural valley 0 0.5 1 1.5 0 11. Second or greater order channel No = 0 Yes = 3 0 a artificial ditches are not rated; see discussions in manual B. Hydrology Subtotal = 11.5 12. Presence of Baseflow 0 1 2 3 3 13. Iron oxidizing bacteria 0 1 2 3 3 14. Leaf litter 1.5 1 0.5 0 1.5 15. Sediment on plants or debris 0 0.5 1 1.5 0.5 16. Organic debris lines or piles 0 0.5 1 1.5 0.5 17. Soil -based evidence of high water table? No = 0 0.5 Yes = 3 1.5 3 C. Biology Subtotal = 6.5 18. Fibrous roots in streambed 3 2 1 0 3 19. Rooted upland plants in streambed 3 2 1 0 3 20. Macrobenthos note diversity and abundance 0 1 2 3 0 21. Aquatic Mollusks 0 1 2 3 0 22. Fish 0 0.5 1 1.5 0.5 23. Crayfish 0 0.5 1 1.5 0 24. Amphibians 0 0.5 1 1.5 0 25. Algae 0 0.5 1 1.5 0 26. Wetland plants in streambed FACW = 0.75; OBL = 1.5; Other = 0 0 *perennial streams may also be identified using other methods. See p. 35 of manual. Notes: Groundwater seepage at head -cut Very strong iron -oxidizing bacteria Weak geomorph, however, likely experiences perennial flow due to groundwater influence h T � `5 y J <ra c �' r.. i►.1r ��� �� ' .wfw Yi Photo 1 - S2 -Impact Site A facing downstream at the exposed SS pipe from the head -cut. Noticed strong evidence of iron -oxidizing bacteria. (October 12, 2016) Photo 2 - S2 -Impact Site A facing south at head-cut/origin of S2. (October 12, 2016) Title Photo Pages Prepared For Project Stream Bank Repairs on Toby Creek Upstream of Chancellor Road Charlotte, Mecklenburg County, North Carolina Prepared By CHARLOTTE ftTER Date Project Number Kimley»>HOrI1 12/8/16 015474025 7 .. 1 1 4, Photo 5 - S4 — Impact Site C facing downstream from head-cut. Notice Toby Creek and rip-rap banks in the background and heavily eroded tributary. (March 16, 2016) " , , ti WVW WoN . RL Photo 6 - S4 — Impact Site C facing north. Notice exposed sanitary sewer pipe and erosive head -cut and banks. (March 16, 2016) Title Photo Pages Prepared For Stream Bank Repairs on Toby Creek Upstream of Chancellor Road Prepared [3y Project Charlotte, Mecklenburg County, North Carolina CHARLOTTE W6TER Date Project Number Kimley,>>HOrn 12/8/16 015474025 Photo 7 - Toby Creek facing northeast from the left bank. Notice ex osed ier within channel to be n'p-rap n'-raparmored. (March 16, 2016) 1q4 pi,, Photo 8 - Toby Creek facing east from the left bank. Notice exposed pier within channel to be rip-rap armored. (March 16, 2016) Title Photo Pages Prepared For Project Stream Bank Repairs on Toby Creek Upstream of Chancellor Road Charlotte, Mecklenburg County, North Carolina Prepared By CHARLOTTE WVER Date Project Number Kimley»>HOm 12/8/16 015474025 Stream Bank Repairs on Toby Creek Upstream of Chancellor Road December 7, 2016 1:21,065 0 0.175 0.35 0.7 mi NR Points ;—; 1 .-111 r1 11 11 0 0.275 0.55 1.1 km • NR Individual Listing • NR Listing, Gone Sources: Esd, HERE, DeLorme, USGS, Interrnap, INCREMENT P, NRCan, Esri Japan, WTI, Esn China (Hong Kong), Esn Korea, Esn (Thailand), * NRHD Center Point Mapmylndia, NGCC, © OpenStreetMap contributors, and the GIS User Community NR Boundaries ChnsTiWenberg r ----i ?j Uvnverzlty RN a f ?oh'y ':,ruck IYr! lu rc Jct _, - „ .. U iilph Rlse�� �`�aP 4` o � •5 pya '� C, AZ �� 1�tr v yn�t4 rr At'_A77 t h ��.'' y V 0 •� f•r iry e C Bks i dr :iy,L, Sol t' ru �r College a c��,t C P"k Downs ad°if r �� P D MECKLENBURG K,ck y tea' 'yy'�e 3 nb.,M I r ��'V .amrnurrrrr qv C `dr 4yrb Nnwoq y Elnn►entaryr Qom. 71 m D � O o n � O � � t fi c ��� b C "Oe 1 VC C'r � ry 0 b (VJ C N- Newell a F1�x 4Gpiap �; Z � (p � n 0Ci rCC � Newell frjLnr+i •�i, D Nr'ln Bch 4\ South �n a q�rl 4 1zn December 7, 2016 1:21,065 0 0.175 0.35 0.7 mi NR Points ;—; 1 .-111 r1 11 11 0 0.275 0.55 1.1 km • NR Individual Listing • NR Listing, Gone Sources: Esd, HERE, DeLorme, USGS, Interrnap, INCREMENT P, NRCan, Esri Japan, WTI, Esn China (Hong Kong), Esn Korea, Esn (Thailand), * NRHD Center Point Mapmylndia, NGCC, © OpenStreetMap contributors, and the GIS User Community NR Boundaries ChnsTiWenberg r ----i Natural and Cultural Resowces Chris Tinklenberg Kimley-Horn 200 South Tryon St. Charlotte, NC 28202 RE: Stream Bank Repairs on Dear Chris Tinklenberg: December 7, 2016 Toby Creek Upstream of Chancellor Road PAT &icCRORY Governor SUSAN KLUTZ S—Mly N CN H D E-2600 The North Carolina Natural Heritage Program (NCNHP) appreciates the opportunity to provide information about natural heritage resources for the project referenced above. A query of the NCNHP database indicates that there are records for rare species, important natural communities, natural areas, or conservation/managed areas within the proposed project boundary. These results are presented in the attached 'Documented Occurrences' tables and map. The attached 'Potential Occurrences' table summarizes rare species and natural communities that have been documented within a one -mile radius of the property boundary. The proximity of these records suggests that these natural heritage elements may potentially be present in the project area if suitable habitat exists and is included for reference. Tables of natural areas and conservation/managed area within a one -mile radius of the project area, if any, are also included in this report. Please note that natural heritage element data are maintained for the purposes of conservation planning, project review, and scientific research, and are not intended for use as the primary criteria for regulatory decisions. Information provided by the NCNHP database may not be published without prior written notification to the NCNHP, and the NCNHP must be credited as an information source in these publications. Maps of NCNHP data may not be redistributed without permission. Also please note that the NC Natural Heritage Program may follow this letter with additional correspondence if a Dedicated Nature Preserve (DNP), Registered Heritage Area (RHA), Clean Water Management Trust Fund (CWMTF) easement, or an occurrence of a Federally -listed species is documented near the project area. If you have questions regarding the information provided in this letter or need additional assistance, please contact Suzanne Mason at suzanne.mason 0)ncdcr.gov or 919.707.8637. Sincerely, NC Natural Heritage Program ­5/`Nothing Compares State o: N orth Carolina I Depatunent of Planual and Cultaral Resources 109 East lona Street I Raleigt., NC 17.1601 919-807-7300 Natural Heritage Element Occurrences, Natural Areas, and Managed Areas Intersecting the Project Area Stream Bank Repairs on Toby Creek Upstream of Chancellor Road December 7, 2016 NCNHDE-2600 D Element Occurrences are Documented within the Project Area sere are no documented element occurrences (of medium to very high accuracy) that intersect with the project area. Please note, however, that although the NCNHP database )es not show records for rare species within the project area, it does not necessarily mean that they are not present; it may simply mean that the area has not been surveyed. l >e of Natural Heritage Program data should not be substituted for actual field surveys if needed, particularly if the project area contains suitable habitat for rare species. If rare )ecies are found, the NCNHP would appreciate receiving this information so that we may update our database. D Natural Areas are Documented within the Project Area anaged Areas Documented Within PrIct Area* ecklenburg County Open Space Mecklenburg County Local Government OTE: If the proposed project intersects with a conservation/managed area, please contact the landowner directly for additional information. If the project intersects with a Dedicated Nature Preserve (DNP), Registered Na ,ritage Area (RHA), or Federally -listed species, NCNHP staff may provide additional correspondence regarding the project. Anitions and an explanation of status designations and codes can be found at https://ncnhde.natureserve.ora/content/help. Data query generated on December 7, 2016; source: NCNHP, Q3 October 2016. Please resubr ur information request if more than one year elapses before project initiation as new information is continually added to the NCNHP database. Page 2 of 4 Natural Heritage Element Occurrences, Natural Areas, and Managed Areas Within a One-mile Radius of the Project Area Stream Bank Repairs on Toby Creek Upstream of Chancellor Road December 7, 2016 NCNHDE-2600 lement Occurrences Documented Within a One-mile Radius of the Project Area ixonomic E_O ID Scientific Name Common Name Last Element Accuracy Federal State Global State roup Observation Occurrence Status Status Rank Rank Date Rank ascular Plant 13743 Delphinium exaltatum Tall Larkspur 1800s Hi? 5-Very --- Endangered G3 S2 Low c) Natural Areas are Documented Within a One -mile Radius of the Project Area anaged Areas Documented Within a One -mile Radius of the Project_ Area anaged Area Name Owner Owner Type ecklenburg County Open Space Mecklenburg County Local Government :finitions and an explanation of status designations and codes can be found at https://nQnhde.natureserve.ora/content/help. Data query generated on December 7, 2016; source: NCNHP, Q3 October 2016. Please resubr ur information request if more than one year elapses before project initiation as new information is continually added to the NCNHP database. Page 3 of 4 NCNHDE-2600: Stream Bank Repairs on Toby Creek Upstream of Chancellor Road R, 50 Ft Th. C --..A ch—lb, '4Ilii h i2 Elamrnlary 11n,., S,,,,g, 'i, D, ? n >�r („ o hiyrfOr � � Q Neivell N I A., S. N-01 South December 7, 2016 F-1 Project Boundary Buffered Project Boundary I Managed Area (MAREA) Page 4 of 4 1:23,013 0 0.175 0.35 0.7 mi 0 0.3 0.6 1.2 km Sources Esn, HERE DeLorrne. Intermap, increment P Corp GEBCO. USGS. FAO, NPS, NRCAN, GeoBase, IGN, Kadaster NL, Ordnance Survey, Esn Japan, METI E SdChina (Hong Kong), wsstopo, MapmyIndia, r OpenStreelMap contributors, and the GIS User Community Jurisdictional Determination Request US Army Corps of Engineers Wilmington District This form is intended for use by anyone requesting a jurisdictional determination (JD) from the U.S. Army Corps of Engineers, Wilmington District (Corps). Please include all supporting information, as described within each category, with your request. You may submit your request to the appropriate Corps Field Office (or project manager, if known) via mail, electronic mail, or facsimile. A current list of county assignments by Field Office and project manager can be found on-line at: http://www.saw.usace.army.mil/Missions/Re ug latoryPermitPro agr m.aspx , by telephoning: 910-251-4633, or by contacting any of the field offices listed below: ASHEVILLE REGULATORY FIELD OFFICE US Anny Corps of Engineers 151 Patton Avenue, Room 208 Asheville, North Carolina 28801-5006 General Number: (828) 271-7980 Fax Number: (828) 281-8120 RALEIGH REGULATORY FIELD OFFICE US Anny Corps of Engineers 3331 Heritage Trade Drive, Suite 105 Wake Forest, North Carolina 27587 General Number: (919) 554-4884 Fax Number: (919) 562-0421 WASHINGTON REGULATORY FIELD OFFICE US Anny Corps of Engineers 2407 West Fifth Street Washington, North Carolina 27889 General Number: (910) 251-4610 Fax Number: (252) 975-1399 WILMINGTON REGULATORY FIELD OFFICE US Anny Corps of Engineers 69 Darlington Avenue Wilmington, North Carolina 28403 General Number: 910-251-4633 Fax Number: (910) 251-4025 Version: December 2013 Page 1 Jurisdictional Determination Request INSTRUCTIONS: All requestors must complete Parts A, B, C, D, E and F. NOTE TO CONSULTANTS AND AGENCIES: If you are requesting a JD on behalf of a paying client or your agency, please note the specific submittal requirements in Part G. NOTE ON PART D — PROPERTY OWNER AUTHORIZATION: Please be aware that all JD requests must include the current property owner authorization for the Corps to proceed with the determination, which may include inspection of the property when necessary. This form must be signed by the current property owner to be considered a complete request. NOTE ON PART D - NCDOT REQUESTS: Property owner authorization/notification for JD requests associated with North Carolina Department of Transportation (NCDOT) projects will be conducted according to the current NCDOT/USACE protocols. NOTE TO USDA PROGRAM PARTICIPANTS: A Corps approved or preliminary JD may not be valid for the wetland conservation provisions of the Food Security Act of 1985. If you or your tenant are USDA Program participants, or anticipate participation in USDA programs, you should also request a certified wetland determination from the local office of the Natural Resources Conservation Service, prior to starting work. Version: December 2013 Page 2 Jurisdictional Determination Request A. PARCEL INFORMATION B. C. Street Address: City, State: County: Directions: Chancellor Park Drive Charlotte, NC Mecklenburg Located near the intersection of Highway 24 and University City Blvd off Chancellor Park Dr. Parcel Index Number(s) (PIN): REQUESTOR INFORMATION Name: Mailing Address: Telephone Number: Electronic Mail Address': 04928103 & 04926104 Chris Tinklenberg, PWS 200 South Tryon Street, Suite 200 704-409-1802 chris.tinklenberg@kimley-horn.com Select one: ❑ I am the current property owner. ❑✓ I am an Authorized Agent or Environmental Consultant ❑ Interested Buyer or Under Contract to Purchase ❑ Other, please explain. PROPERTY OWNER INFORMATION Name: Mailing Address: Telephone Number: Electronic Mail Address3: Mecklenburg County 600 East 4th Street, 11th Floor Charlotte, NC 28202 704-336-7600 ✓❑ Proof of Ownership Attached (e.g. a copy of Deed, County GIS/Parcel/Tax Record data) ' If available 2 Must attach completed Agent Authorization Form 3 If available Version: December 2013 Page 3 Jurisdictional Determination Request D. PROPERTY OWNER CERTIF'ICATION' 1, the undersigned, a duly authorized owner of record of the property/properties identified herein, do authorize representatives of the Wilmington District, U.S. Army Corps of Engineers (Corps) to enter upon the property herein described for the purpose of conducting on-site investigations and issuing a determination associated with Waters of the U.S. subject to Federal jurisdiction under Section 404 of the Clean Water Act and/or Section 10 of the Rivers and Harbors Act of 1899. Cf" o f C40,c C-'rrE Z 14 ( 1-7 Property Owner (please print) Date ct�..fiw^..--- /_o,, __)A_4A _ C444 caTTt L,497Fl fk_ .SC��✓�art >?!� Property Owner Signature E. JURISDICTIONAL DETERMINATION TYPE Select One: ❑ 1 am requesting that the Corps provide a preliminary JD for the property identified herein. This request does include a delineation. ❑ I am requesting that the Corps provide a preliminary JD for the property identified herein. This request does NOT include a delineation. ❑ I am requesting that the Corps investigate the property/project area for the presence or absence of WoUS5 and provide an approved JD for the property identified herein. This request does NOT include a request for a verified delineation. ❑ I am requesting that the Corps delineate the boundaries of all WoUS on a property/project area and provide an approved JD (this may or may not include a survey plat). ❑ I am requesting that the Corps evaluate and approve a delineation of WoUS (conducted by others) on a property/project area and provide an approved JD (may or may not include a survey plat). 4 For NCDOT requests following the current NCDOT/USACE protocols, skip to Part E. 5 Waters of the United States Version: December 2013 Page 4 Jurisdictional Determination Request F. ALL REQUESTS ❑ Map of Property or Project Area (attached). This Map must clearly depict the boundaries of the area of evaluation. ❑✓ Size of Property or Project Area 0.77 (Project Area-Lfiacres Ft/ I verify that the property (or project) boundaries have recently been surveyed and marked by a licensed land surveyor OR are otherwise clearly marked or distinguishable. G. JD REQUESTS FROM CONSULTANTS OR AGENCIES (1) Preliminary JD Requests: ❑✓ Completed and signed Preliminary Jurisdictional Determination Form6. W✓ Project Coordinates: 35.293381 N Latitude -80.744192 W Longitude Maps (no larger than 1 Ix17) with Project Boundary Overlay: ❑e Large and small scale maps that depict, at minimum: streets, intersections, towns ❑✓ Aerial Photography of the project area 1✓ USGS Topographic Map ❑✓ Soil Survey Map ❑V Other Maps, as appropriate (e.g. National Wetland Inventory Map, Proposed Site Plan, previous delineation maps, LIDAR maps, FEMA floodplain maps) 6 See Appendix A of this Form. From Regulatory Guidance Letter No. 08-02, dated June 26, 2008 Version: December 2013 Page 5 Jurisdictional Determination Request Delineation Information (when applicable): Wetlands: ❑ Wetland Data Sheets8 Tributaries: ❑ USACE Assessment Forms ❑ Upland Data Sheets a Other Assessment Forms (when appropriate) ❑✓ Landscape Photos, if taken Field Sketch overlain on legible Map that includes: ■ All aquatic resources (for sites with multiple resources, label and identify) ■ Locations of wetland data points and/or tributary assessment reaches ■ Locations of photo stations ■ Approximate acreage/linear footage of aquatic resources (2) Approved JDs including Verification of a Delineation: ❑ Project Coordinates: Latitude Longitude Maps (no larger than 11x17) with Project Boundary Overlay: ❑ Large and small scale maps that depict, at minimum: streets, intersections, towns ❑ Aerial Photography of the project area ❑ USGS Topographic Map ❑ Soil Survey Map ❑ Other Maps, as appropriate (e.g. National Wetland Inventory Map, Proposed Site Plan, previous delineation maps) 1987 Manual Regional Supplements and Data forms can be found at: http•//www usace.army.miI/Missions/CivilWorks/RegulatoryProeramandPermits/reg supp.asm Wetland and Stream Assessment Methodologies can be found at: http://r)ortal.ncdenr.org/c/document library/get file?uuid=76f3c58b-dab8-4960-ba43-45b7faf06f4c&groupld=38364 and, http•//www saw usace army.mil/Portals/59/docs/regulatory/publicnotices/2013/NCSAM Draft User Manual 130318.pdf S Delineation information must include, at minimum, one wetland data sheet for each wetland/community type. Version: December 2013 Page 6 Jurisdictional Determination Request Delineation Information (when applicable): Wetlands: ❑ Wetland Data Sheets Tributaries: ❑ USACE Assessment Forms ❑ Upland Data Sheets ❑ Other Assessment Forms (when appropriate) ❑ Landscape Photos, if taken ❑ Field Sketch overlain on legible Map that includes: • All aquatic resources (for sites with multiple resources, label and identify) • Locations of wetland data points and/or tributary assessment reaches • Locations of photo stations • Approximate acreage/linear footage of aquatic resources Supporting Jurisdictional Information (for Approved JDs only) ❑ Approved Jurisdictional Determination Form(s) (also known as "Rapanos Fonm(s)") ❑ Map(s) depicting the potential (or lack of potential) hydrologic connection(s), adjacency, etc. to navigable waters. 9 Delineation information must include, at minimum, one wetland data sheet for each wetland/community type. Version: December 2013 Page 7 Jurisdictional Determination Request I. REQUESTS FOR CORPS APPROVAL OF SURVEY PLAT Prior to final production of a Plat, the Wilmington District recommends that the Land Surveyor electronically submit a draft of a Survey Plat to the Corps project manager for review. Due to storage limitations of our administrative records, the Corps requires that all hard- copy submittals include at least one original Plat (to scale) that is no larger than 11 "x 17" (the use of match lines for larger tracts acceptable). Additional copies of a plat, including those larger than 11 "x 17", may also be submitted for Corps signature as needed. The Corps also accepts electronic submittals of plats, such as those transmitted as a Portable Document Format (PDF) file. Upon verification, the Corps can electronically sign these plats and return them via e-mail to the requestor. (1) PLATS SUBMITTED FOR APPROVAL ❑ Must be sealed and signed by a licensed professional land surveyor Must be to scale (all maps must include both a graphic scale and a verbal scale) ❑ Must be legible ❑ Must include a North Arrow, Scale(s), Title, Property Information ❑ Must include a legible WoUS Delineation Table of distances and bearings/metes and bounds/GPS coordinates of all surveyed delineation points F] Must clearly depict surveyed property or project boundaries Must clearly identify the known surveyed point(s) used as reference (e.g. property corner, USGS monument) F] When wetlands are depicted: • Must include acreage (or square footage) of wetland polygons • Must identify each wetland polygon using an alphanumeric system Version: December 2013 Page 8 Jurisdictional Determination Request When tributaries are depicted: • Must include either a surveyed, approximate centerline of tributary with approximate width of tributary OR surveyed Ordinary High Water Marks (OHWM) of tributary • Must identify each tributary using an alphanumeric system • Must include linear footage of tributaries and calculated area (using approximate widths or surveyed OHWM) • Must include name of tributary (based on the most recent USGS topographic map) or, when no USGS name exists, identify as "unnamed tributary" all depicted WoUS (wetland polygons and tributary lines) must intersect or tie -to surveyed project/property boundaries ❑ Must include the location of wetland data points and/or tributary assessment reaches ❑ Must include, label accordingly, and depict acreage of all waters not currently subject to the requirements of the CWA (e.g. "isolated wetlands", "non - jurisdictional waters"). NOTE: An approved JD must be conducted in order to make an official Corps determination that a particular waterbody or wetland is not jurisdictional. Must include and survey all existing conveyances (pipes, culverts, etc.) that transport WoUS Version: December 2013 Page 9 Jurisdictional Determination Request (2) CERTIFICATION LANGUAGE F]When the entire actual Jurisdictional Boundary is depicted: include the following Corps Certification language: "This certifies that this copy of this plat accurately depicts the boundary of the jurisdiction of Section 404 of the Clean Water Act as determined by the undersigned on this date. Unless there is a change in the law or our published regulations, the determination of Section 404 jurisdiction maybe relied upon for a period not to exceed five (5) years from this date. The undersigned completed this determination utilizing the appropriate Regional Supplement to the 1987 U.S. Army Corps of Engineers Wetlands Delineation Manual." Regulatory Official: Title: Date: USACE Action ID No.: F] When uplands may be present within a depicted Jurisdictional Boundary: include the following Corps Certification language: "This certifies that this copy of this plat identifies all areas of waters of the United States regulated pursuant to Section 404 of the Clean Water Act as determined by the undersigned on this date. Unless there is change in the law or our published regulations, this determination of Section 404 jurisdiction may be relied upon for a period not to exceed five years from this date. The undersigned completed this determination utilizing the appropriate Regional Supplement to the 1987 U.S. Army Corps of Engineers Wetlands Delineation Manual." Regulatory Official: Title: Date: USA CEAction ID No.: Version: December 2013 Page 10 Jurisdictional Determination Request (3) GPS SURVEYS For Surveys prepared using a Global Positioning System (GPS), the Survey must include all of the above, as well as: Fbe at sub -meter accuracy at each survey point. ❑v include an accuracy verification: One or more known points (property corner, monument) shall be located with the GPS and cross-referenced with the existing traditional property survey (metes and bounds). ❑ include a brief description of the GPS equipment utilized. Version: December 2013 Page 11 ATTACHMENT A PRELIMINARY JURISDICTIONAL DETERMINATION FORM BACKGROUND INFORMATION A. REPORT COMPLETION DATE FOR PRELIMINARY JURISDICTIONAL DETERMINATION (JD): March 28, 2017 B. NAME AND ADDRESS OF PERSON REQUESTING PRELIMINARY JD: Chris Tinklenberg, PWS - Kimley-Horn 200 South Tryon Street, Suite 200, Charlotte, NC 28202 C. DISTRICT OFFICE, FILE NAME, AND NUMBER: D. PROJECT LOCATION(S) AND BACKGROUND INFORMATION: Located near the intersection of Highway 24 and University City Blvd off Chancellor Park Dr. (USE THE ATTACHED TABLE TO DOCUMENT MULTIPLE WATERBODIES AT DIFFERENT SITES) State: NC County/parish/borough: Mecklenburg City: Charlotte Center coordinates of site (lat/long in degree decimal format): Lat. 35.293381 °N; Long. -80.744192 °W, Universal Transverse Mercator: 17 Name of nearest waterbody: Toby Creek Identify (estimate) amount of waters in the review area: Non -wetland waters: 145 linear feet: width (ft) and/or 0.03 acres. Cowardln Class: Riverine Stream Flow: Perennial Wetlands: NA acres. Cowardin Class: NA Name of any water bodies on the site that have been identified as Section 10 waters: Tidal: Non -Tidal: 1 E. REVIEW PERFORMED FOR SITE EVALUATION (CHECK ALL APPLY): ❑ Office (Desk) Determination. Date: ❑ Field Determination. Date(s): THAT SUPPORTING DATA. Data reviewed for preliminary JD (check all that apply - checked items should be included in case file and, where checked and requested, appropriately reference sources below): ❑✓ Maps, plans, plots or plat submitted by or on behalf of the applicant/consultant: ChrisTlnklenberg, PWS (Kimley-Hom) ❑✓ Data sheets prepared/submitted by or on behalf of the app ' nt/consultant. Office concurs with data sheets/delineation report. Office does not concur with data sheets/delineation report. Data sheets prepared by the Corps: ❑ Corps navigable waters' study: ❑ U.S. Geological Survey Hydrologic Atlas: ❑ USGS NHD data ❑ USGS 8 and 12 digit HUC maps U.S. Geological Survey map(s). Cite scale & quad name: 124,000. Harrisburg 0 USDA Natural Resources Conservation Service Soil Survey. Citation: Mecklenburg County SSURGO Soils ❑ National wetlands inventory map(s). Cite name: ❑ State/Local wetland inventory map(s): FEMA/FI RM maps: FIRM Panel 4576 (Effective March 2, 2009) 100 -year Floodplain Elevation is: (National Geodectic Vertical Datum of 1929) 0 Photographs: ❑✓ Aerial (Name & Date): 2016 Mecklenburg County or ✓❑ Other (Name & Date): Site photographs March 16 & October 12, 2016 ❑ Previous determination(s). File no. and date of response letter: ❑ Other information (please specify): 2 1. The Corps of Engineers believes that there may be jurisdictional waters of the United States on the subject site, and the permit applicant or other affected party who requested this preliminary JD is hereby advised of his or her option to request and obtain an approved jurisdictional determination (JD) for that site. Nevertheless, the permit applicant or other person who requested this preliminary JD has declined to exercise the option to obtain an approved JD in this instance and at this time. 2. In any circumstance where a permit applicant obtains an individual permit, or a Nationwide General Permit (NWP) or other general permit verification requiring "pre -construction notification" (PCN), or requests verification for a non -reporting NWP or other general permit, and the permit applicant has not requested an approved JD for the activity, the permit applicant is hereby made aware of the following: (1) the permit applicant has elected to seek a permit authorization based on a preliminary JD, which does not make an official determination of jurisdictional waters; (2) that the applicant has the option to request an approved JD before accepting the terms and conditions of the permit authorization, and that basing a permit authorization on an approved JD could possibly result in less compensatory mitigation being required or different special conditions; (3) that the applicant has the right to request an individual permit rather than accepting the terms and conditions of the NWP or other general permit authorization; (4) that the applicant can accept a permit authorization and thereby agree to comply with all the terms and conditions of that permit, including whatever mitigation requirements the Corps has determined to be necessary; (5) that undertaking any activity in reliance upon the subject permit authorization without requesting an approved JD constitutes the applicant's acceptance of the use of the preliminary JD, but that either form of JD will be processed as soon as is practicable; (6) accepting a permit authorization (e.g., signing a proffered individual permit) or undertaking any activity in reliance on any form of Corps permit authorization based on a preliminary JD constitutes agreement that all wetlands and other water bodies on the site affected in any way by that activity are jurisdictional waters of the United States, and precludes any challenge to such jurisdiction in any administrative or judicial compliance or enforcement action, or in any administrative appeal or in any Federal court; and (7) whether the applicant elects to use either an approved JD or a preliminary JD, that JD will be processed as soon as is practicable. Further, an approved JD, a proffered individual permit (and all terms and conditions contained therein), or individual permit denial can be administratively appealed pursuant to 33 C.F.R. Part 331, and that in any administrative appeal, jurisdictional issues can be raised (see 33 C.F.R. 331.5(a)(2)). If, during that administrative appeal, it becomes necessary to make an official determination whether CWA jurisdiction exists over a site, or to provide an official delineation of jurisdictional waters on the site, the Corps will provide an approved JD to accomplish that result, as soon as is practicable. This preliminary JD finds that there "may be"waters of the United States on the subject project site, and identifies all aquatic features on the site that could be affected by the proposed activity, based on the following information: IMPORTANT NOTE: The information recorded on this form has not necessarily been verified by the Corps and should not be relied upon for later jurisdictional determinations. Signature and date of Regulatory Project Manager (REQUIRED) 0 C" � 4/13/2017 Signature and date of person requesting preliminary JD (REQUIRED, unless obtaining the signature is impracticable) Estimated amount of Cowardin Class of aquatic Site Number Latitude Longitude aquatic Class resource resource in review area S1 35.293571 -80.744263 Riverine 50 If Non -section 10 — non -wetland S2 35.293495 -80.744192 Riverine 30 If Non -section 10 — non -wetland S3 35.291503 -80.744012 Riverine 37 If Non -section 10 — non -wetland S4 35.291369 -80.744070 Riverine 28 If Non -section 10 — non -wetland