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HomeMy WebLinkAboutWQ0041971_Final Permit_20200923e m®11 g September 2, 2020 Mr. Tim Heim, PE Water Quality Section NCDEQ— Division of Water Resources 2090 U.S. Highway 70 Swannanoa, North Carolina 28778 Dear Mr. Heim Shaping Communities Together VV�l t nip �iiv RE: Horsepasture River WWTP and Collection System Improvements Fast Track Sewer Extension Application Tuckaseigee Water and Sewer Authority Jackson County, North Carolina On behalf of the Tuckaseigee Water and Sewer Authority, please find enclosed the following documents for your review: • Two copies of the Fast Track Sewer System Extension Application and Supporting Documents • $480 Application fee • One USGS topographic project vicinity map • One aerial project site map The collection system improvements portion of the project generally consists of the installation of approximately 6,500 LF of 6-inch force main sewer, 1,200 LF of 4-inch force main sewer, 2,800 LF of 8- inch gravity sewer, 6,300 LF of 12-inch gravity sewer and appurtenances. Additionally, it includes the rehabilitation and modification of two existing duplex pump stations. We appreciate your consideration of this project. Please feel free to contact me if you have any questions or need any additional information. Sincerely, McGILLL ASS/JOCCIATES, P.A Z/ f! Kyle M. Seaman, P.E. Project Manager cc: Daniel Manring, Tuckaseigee Water and Sewer Authority MCG ILL ASSOCIATES 55 BROAD STREET, ASHEVILLE, NC 28801 / 828.252.0575 / MCG I LLASSOCIATES.COM State of North Carolina DWR Department of Environmental Quality Division of Water Resources 15A NCAC 02T .0300 — FAST TRACK SEWER SYSTEM EXTENSION APPLICATION Division of Water Resources FTA 04-16 & SUPPORTING DOCUMENTATION Application Number: (m be completed by DWR) All items must be completed or the application will be returned I. APPLICANT INFORMATION: 1. Applicant's name: Tuckaseieee Water & Sewer Authority (company, municipality, HOA, utility, etc.) 2. Applicant type: ❑Individual ❑Corporation ❑General Partnershipriv2tely iOwrl4d,Pubhc Utility', ❑ Federal ❑ State/County ❑ Municipal Other 3. Signature authority's name: Daniel Maturing per 15A NCAC 02T .0106(b) I \ Title: Executive Director 4. Applicant's mailing address: 1246 West Main Street Vl t-i n City: Svlva State: NC Zipr28779- 5. Applicant's contact information: Phone number: (8) 586-5189 Email Address: dmanrinet7a.twsanc.us II. PROJECT INFORMATION: 1. Project name: Horsepasture River W WTP and Collection System Improvements 2. Application/Project status: ® Proposed (New Permit) ❑ Existing Permit/Project If a modification, provide the existing permit number: W000 and issued date: If new construction but part of a master plan, provide the existing permit number: W000 3. County where project is located: Jackson 4. Approximate Coordinates (Decimal Degrees): Latitude: 35.3717' Longitude:-81.2167° 5. Parcel ID (if applicable): 7641-38-0681 (or Parcel ID to closest downstream sewer) III. CONSULTANT 1. Professional Engineer: Kyle Seaman, PE License Number: 042470 Firm: McGill Associates, PA Mailing address: 55 Broad Street City: Asheville State: NC Zip: 28801- Phone number: 828 252-0575 Email Address: kyle.seaman(amcgillengineers.com IV. WASTEWATER TREATMENT FACILITY (WWTF) INFORMATION: 1. Facility Name: TWSA WWI? #6 - Horsepasture River Permit Number: NCO089532 Owner Name: Tuckaseigee Water and Sewer Authority V. RECEIVING DOWNSTREAM SEWER INFORMATION (if different than WWTF): 1. Permit Number(s): WQ Downstream (Receiving) Sewer Size: _ inch System Wide Collection System Permit Number(s) (if applicable): WQCS00108 Owner Name(s): Tuckaseieee Water & Sewer Authority FORM: FTA 04-16 Pagel of 5 VI. GENERAL REQUIREMENTS 1. If the Applicant is a Privately -Owned Public Utility, has a Certificate of Public Convenience and Necessity been attached? [-]Yes [-]No MN/A 2. If the Applicant is a Developer of lots to be sold, has a Developer's Operational Agreement (FORM: DEV) been attached? ❑ Yes ❑No MN/A 3. If the Applicant is a Home/Prooerty Owners' Association. has an Operational Agreement (FORM: HOA) been attached? [-]Yes [-]No MN/A 4. Origin of wastewater: (check all that apply): N Residential Owned N Retail (stores, centers, malls) N Car Wash N Residential Leased N Retail with food preparation/service M Hotel and/or Motels M School / preschool / day care M Medical / dental / veterinary facilities ❑ Swimming Pool /Clubhouse N Food and drink facilities M Church ❑ Swimming Pool/Filter Backwash N Businesses / offices / factories ❑ Nursing Home ❑ Other (Explain in Attachment) 5. Nature of wastewater: 100 %Domestic/Commercial % Commercial Industrial (See 15A NCAC 02T .0103(20)) "Is there a Pretreatment Program in effect? ❑ Yes ❑ No 6. Hasa flow reduction been approved under 15A NCAC 02T .0114(f)? [-]Yes M No ➢ If yes, provide a copy of flow reduction approval letter 7. Summarize wastewater generated by project: Establishment Type (see 02T.0114(D) Daily Design Flow'•" No. of Units Flow (see attached) gal/day (primary) 116,900 GPD gal/day(secondary) GPD gal/ GPD gal/ GPD gal/ GPD gal/ GPD Total 116,900 GPD a See 15A NCAC 02T .0114(b), (d), (e)(1) and (e)(2) for caveats to wastewater design flow rates (i.e., minimum flow per dwelling; proposed unknown non-residential development uses; public access facilities located near high public use areas; and residential property located south or east of the Atlantic Intracoastal Waterway to be used as vacation rentals as defined in G.S. 42A-4). b Per 15A NCAC 02T .0114(c), design flow rates for establishments not identified [in table 15A NCAC 02T.01141 shall be determined using available flow data, water using fixtures, occupancy or operation patterns, and other measured data. 8. Wastewater generated by project: 116,900 GPD (per 15A NCAC 02T .0114) ➢ Do not include future flows or previously permitted allocations If permitted flow is zero, indicate why: ❑ Pump Station or Gravity Sewer where flow will be permitted in subsequent permits that connect to this line ❑ Flow has already been allocated in Permit Number: ❑ Rehabilitation or replacement of existing sewer with no new flow expected M Other (Explain): diversion from other pump station: transfer of 116,900 god design flow (-50,000 grid current) FORM: FTA 04-16 Page 2 of 5 VII. GRAVITY SEWER DESIGN CRITERIA (If Applicable) - 02T .0305 & MDC (Gravity Sewers): 1. Summarize gravity sewer to be permitted: Size (inches) Length (feet) Material 8 870 \ DIP 8 18601 PVC/DIP 12 1310� DIP 12 4960, PVC/DIP ➢ Section II & III of the MDC for Permitting of Gravity Sewers contains information related to design criteria ➢ Section III contains information related to minimum slopes for gravity sewer(s) ➢ Oversizing lines to meet minimum slope requirement is not allowed and a violation of the MDC VIII. PUMP STATION DESIGN CRITERIA (If Applicable)— 02T .0305 & MDC (Pump Stations/Force Mains): COMPLETE FOR EACH PUMP STATION INCLUDED IN THIS PROJECT 1. Pump station number or name: Ineles Lift Station 2. Approximate Coordinates (Decimal Degrees): Latitude: 35.120670 Longitude:-83.088853' 3. Design flow of the pump station: 0.144 millions gallons per day (fuw capacity) 4. Operational point(s) of the pump(s): 100 gallons per minute at 69 feet total dynamic head (TDH) 5. Summarize the force main to be permitted (for this Pump Station): Size (inches) Length (feet) Material 4 1160 PVC/DIP 6. Power reliability in accordance with 15A NCAC 02T .0305(h)(1): ® Standby power source or pump with automatic activation and telemetry - 15A NCAC 02T .0305(h)(1)(B)_ ➢ Required for all pump stations with an average daily flow greater than or equal to 15,000 gallons per day ➢ Must be permanent to facility Or if the pump station has an average daily flow less than 15,000 gallons per day: ❑ Portable power source with manual activation, quick -connection receptacle and telemetry - 15A NCAC 02T .0305(h)(1)(C) or ❑ Portable pumping unit with plugged emergency pump connection and telemetry - 15A NCAC 02T .0305(h)(1)(C): ➢ It shall be demonstrated to the Division that the portable source is owned or contracted by the applicant (draft agreement) and is compatible with the station. ➢ If the portable power source or pump is dedicated to multiple pump stations, an evaluation of all the pump stations' storage capacities and the rotation schedule of the portable power source or pump, including travel timeframes, shall be provided in the case of a multiple station power outage. FORM: FTA 04-16 Page 3 of 5 VII. GRAVITY SEWER DESIGN CRITERIA (If Applicable) - 02T .0305 & MDC (Gravity Sewers): 1. Summarize gravity sewer to be permitted: Size (inches) Length (feet) Material 8 870 DIP 8 1860 PVC/DIP 12 1310 DIP 12 4960 PVC/DIP ➢ Section II & III of the MDC for Permitting of Gravity Sewers contains information related to design criteria ➢ Section III contains information related to minimum slopes for gravity sewer(s) ➢ Oversizing lines to meet minimum slope requirement is not allowed and a violation of the MDC VIII. PUMP STATION DESIGN CRITERIA (If Applicable) — 02T.0305 & MDC (Puma Stations/Force Mains): COMPLETE FOR EACH PUMP STATION INCLUDED IN THIS PROJECT 1. Pump station number or name: Bums Street Lift Station 2. Approximate Coordinates (Decimal Degrees): Latitude: 35.111733' Longitude:-83.100188' 3. Design flow of the pump station: 0.432 millions gallons per day (firm capacity) 4. Operational point(s) of the pump(s): 300 gallons per minute at 140 feet total dynamic head (TDIT) �115. Summarize the force main to be permitted (for this Pump Station): Size (inches) Length (feet) Material 6 6400 PVC/DIP 6 'h 60 i DIP 6. Power reliability in accordance with 15A NCAC 02T .0305(h)(1): ® Standby power source or pump with automatic activation and telemetry - 15A NCAC 02T .0305(h)(1)(B)_ ➢ Required for all pump stations with an average daily flow greater than or equal to 15,000 gallons per day ➢ Must be permanent to facility Or if the pump station has an average daily flow less than 15,000 gallons per day: ❑ Portable power source with manual activation, quick -connection receptacle and telemetry - 15A NCAC 02T .0305(h)(1)(C) or ❑ Portable pumping unit with plugged emergency pump connection and telemetry - 15A NCAC 02T .0305(h)(1)(C): ➢ It shall be demonstrated to the Division that the portable source is owned or contracted by the applicant (draft agreement) and is compatible with the station. ➢ If the portable power source or pump is dedicated to multiple pump stations, an evaluation of all the pump stations' storage capacities and the rotation schedule of the portable power source or pump, including travel timeframes, shall be provided in the case of a multiple station power outage. FORM: FTA 04-16 Page 3B of 5 IX. SETBACKS & SEPARATIONS — (02B .0200 & 15A NCAC 02T .0305(f)): 1. Does the project comply with all separations found in 15A NCAC 02T .0305(f) & (g) ® Yes ❑ No ➢ 15A NCAC 02T.0305 contains minimum separations that shall be provided for sewers stems: Setback Parameter* Separation Required Storm sewers and other utilities not listed below vertical 24 inches Water mains vertical -water over sewer including in benched trenches 18 inches Water mains horizontal 10 feet Reclaimed water lines vertical - reclaimed over sewer 18 inches Reclaimed water lines horizontal - reclaimed over sewer 2 feet **Any private or public water supply source, including any wells, WS-I waters of Class I or Class II impounded reservoirs used as a source of drinking water 100 feet "Waters classified WS (except WS-I or WS-V), B, SA, ORW, HQW, or SB from normal high water or tide elevation and wetlands see item IX.2 50 feet **Any other stream, lake, impoundment, or ground water lowering and surface drainage ditches 10 feet Any building foundation 5 feet Any basement 10 feet Top slope of embankment or cuts of 2 feet or more vertical height 10 feet Drainage systems and interceptor drains 5 feet Any swimming pools 10 feet Final earth grade vertical 36 inches ➢ 15A NCAC 02T.0305(g) contains alternatives where separations in 02T.0305(f) cannot be achieved. ➢ **Stream classifications can be identified using the Division's NC Surface Water Classifications weboage ➢ If noncompliance with 02T.0305(fl or (2), see Section X of this application 2. Does the project comply with separation requirements for wetlands? (50 feet of separation) ® Yes ❑ No ❑ N/A ➢ See the Division's draft separation requirements for situations where separation cannot be meet ➢ No variance is required if the alternative design criteria specified is utilized in design and construction ➢ As built documents should reference the location of areas effected 3. Does the project comply with setbacks found in the river basin rules per 15A NCAC 02B .0200? ®Yes [—]No ❑ N/A ➢ This would include Trout Buffered Streams per 15A NCAC 2B.0202 4. Does the project require coverage/authorization under a 404 Nationwide or ❑ Yes ® No individual permits or 401 Water Quality Certifications? ➢ Information can be obtained from the 401 & Buffer Permitting Branch 5. Does project comply with 15A NCAC 02T.0105(c)(6) (additional permits/certifications)? ® Yes ❑ No Per 15A NCAC 02T.0105(c)(6). directly related environmental permits or certification applications are being prepared, have been applied for, or have been obtained. Issuance of this permit is contingent on issuance of dependent permits (erosion and sedimentation control plans, stormwater management plans, etc.). 6. Does this project include any sewer collection lines that are deemed "high -priority?" Per 15A NCAC 02T.0402, "high -priority sewer" means "any aerial sewer, sewer contacting surface waters, siphon, or sewer positioned parallel to streambanks that is subject to erosion that undermines or deteriorates the sewer. ❑ Yes ® No ❑ N/A ➢ If yes, include an attachment with details for each line, including type (aerial line, size, material, and location). High priority lines shall be inspected by the permittee or its representative at least once every six -months and inspections documented per 15A NCAC 02T.0403(a)(5) or the permitee's individual System -Wide Collection permit. FORM: FTA 04-16 Page 4 of 5 X. CERTIFICATIONS: 1. Does the submitted system comply with 15A NCAC 02T, the Minimum Design Criteria for the Permitting of Pump Stations and Force Mains (latest version), and the Gravity Sewer Minimum Design Criteria (latest version) as applicable? ® yes ❑ No If No, complete and submit the Variance/Alternative Design Request application (VADC 10-14) and supporting documents for review. Approval of the request is required prior to submittal of the Fast Track Application and surmortine documents. 2. Professional Engineer's Certification: M. Seaman, P.E. attest that this application for (Professional Engineer's name from Application Item III.1.) has been reviewed by me and is accurate, complete and consistent with the information supplied in the plans, specifications, engineering calculations, and all other supporting documentation to the best of my knowledge. I further attest that to the best of my knowledge the proposed design has been prepared in accordance with the applicable regulations, Gravity Sewer Minimum Design Criteria for Gravity Sewers (latest version), and the Minimum Design Criteria for the Fast -Track Permitting of Pump Stations and Force Mains (latest version). Although other professionals may have developed certain portions of this submittal package, inclusion of these materials under my signature and seal signifies that I have reviewed this material and have judged it to be consistent with the proposed design. NOTE — In accordance with General Statutes 143-215.6A and 143-215.6B, any person who knowingly makes any false statement, representation, or certification in any application package shall be guilty of a Class 2 misdemeanor, which may include a fine not to exceed $10,000, as well as civil penalties up to $25,000 per violation. North Carolina Professional Engineer's seal, signature, and date: =_ f; SEAL 'r; 042470 09-o2�ir?r 3. Applicant's Certification per 15A NCAC 02T .0106(b): 1, Daniel Manning, Executive Director, Tuckaseigee Water and Sewer Authority attest that this application for (Signature Authority's name & title from Application Item I.3.) has been reviewed by me and is accurate and complete to the best of my knowledge. I understand that if all required parts of this application are not completed and that if all required supporting documentation and attachments are not included, this application package is subject to being returned as incomplete. I understand that any discharge of wastewater from this non - discharge system to surface waters or the land will result in an immediate enforcement action that may include civil penalties, injunctive relief, and/or criminal prosecution. I will make no claim against the Division of Water Resources should a condition of this permit be violated. I also understand that if all required parts of this application package are not completed and that if all required supporting information and attachments are not included, this application package will be returned to me as incomplete. NOTE — In accordance with General Statutes 143-215.6A and 143-215.6B, any person who knowingly makes any false statement, representation, or certification in any application package shall be guilty of a Class 2 misdemeanor, which may include a fine not to exceed $10,000 as well as civil penalties up to $25,000 per violation. Signature: Date: FORM: FTA 04-16 Page 5 of 5 Y Division of Water Resources Entity Requesting Allocation: State of North Carolina Department of Environmental Quality Division of Water Resources Flow Tracking/Acceptance for Sewer Extension Applications (FTSE 04-16) Tuckaseigee Water & Sewer Authority Project Name for which flow is being requested: Horsepasture River WWTP and More than one FTSE may be required for a single project if the owner of the WWTP is not responsible for all pump stations along the route of the proposed wastewater flow. I. Complete this section only if you are the owner of the wastewater treatment plant. a. WWTP Facility Name: TWSA WWTP 46 - Horsepasture River b. WWTP Facility Permit #: NCO089532 c. WWTP facility's permitted flow d. Estimated obligated flow not yet tributary to the WWTP e. WWTP facility's actual avg. flow f. Total flow for this specific request g. Total actual and obligated flows to the facility h. Percent of permitted flow used A11 flows are in MGD 0.125 0.117 1 111 0.117 0..117 94% II. Complete this section for each pump station you are responsible for along the route of this proposed wastewater flow. List pump stations located between the project connection point and the WWTP: (A) Design Pump Average Daily Station Firm Flow** (Name or Capacity, * (Firm / pi), Number) MGD MGD n/a (B) (C) (D)=(B+C) (E)=(A-D) Obligated, Approx. Not Yet Total Current Current Avg. Tributary Flow Plus Daily Flow, Daily Flow_, Obligated Available MGD l , Flol'w, ` Capacity*** 7 It W< ter C, * The Firm Capacity of any pump station is defined as the maximum pumped flow that can be achieved with the largest pump taken out of service. ** Design Average Daily Flow is the firm capacity of the pump station divided by a peaking factor (pi) not less than 2.5. *** A Planning Assessment Addendum shall be attached for each pump station located between the project connection point and the WWTP where the Available Capacity is < 0. Downstream Facility Name (Sewer): Tuckaseigee Water & Sewer Authority Downstream Permit Number: WQCS00108 Page 1 of 6 FTSE 04-16 III. Certification Statement: I Daniel Manring certify to the best of my knowledge that the addition of the volume of wastewater to be permitted in this project has been evaluated along the route to the receiving wastewater treatment facility and that the flow from this project is not anticipated to cause any capacity related sanitary sewer overflows or overburden any downstream pump station en route to the receiving treatment plant under normal circumstances, given the implementation of the planned improvements identified in the planning assessment where applicable. This analysis has been performed in accordance with local established policies and procedures using the best available data. This certification applies to those items listed above in Sections I and II plus all attached planning assessment addendums for which I am the responsible party. Signature of this form indicates acceptance of this wastewater flow. Signing %ffil FWM Page 2 of 6 FTSE 04-16 Burns Street Pump Station units demand number per per unit demand description type of type unit type (gpd) (gpd) from Slabtown Pump Station 47,275 from Western Pump Station 20,500 general business antique shop and office facilities 2 employee/shift 3 25 150 general business Board of Realtors and office facilities 1 employee/shift 4 25 100 service stations, gas plumbing BP station stations 1 fixture 6 250 1500 Carolina restaurant, full Smokehouse I service 1 seat 40 1 40 1600 Chamber of general business Commerce office and office facilities 1 employee/shift 3 25 75 general business clothing shop and office facilities 3 employee/shift 3 25 225 swimming pools, bathhouses and community pool spas 1 person 25 10 250 general business Creekside shops and office facilities 9 employee/shift 3 25 675 restaurant, full diner service 1 seat 25 40 1000 fire or rescue stations with on - fire station site staff 1 employee/shift 6 so 300 general business food pantry and office facilities 1 employee/shift 1 25 25 general business galleries and office facilities 1 employee/shift 2 25 50 Grace Christian churches with Church kitchen 1 seat 100 5 500 highway maintenance general business shop and office facilities 1 employee/shift 4 25 100 houses dwelling unit 6 bedroom 2.75 120 1980 empty lot empty lot 4 bedroom 2.75 120 1320 Laurelwood Inn cottages/cabins 1 unit 20 200 4000 general business maintenance yard and office facilities 1 employee/shift 3 25 75 Midnight Farms general business Home Furnishings and office facilities 1 employee/shift 3 25 75 general business Mold-X and office facilities 1 employee/shift 3 25 75 general business office and office facilities 3 employee/shift 3 25 225 general business offices and office facilities 3 employee/shift 4 25 300 Burns Street Pump Station units demand number per per unit demand description type oftype unit type (gpd) (gpd) general business real estate office and office facilities 1 employee/shift 3 25 75 restaurant, full restaurant service 1 seat 60 40 2400 restaurant, single restaurant/bakery service articles 1 seat 25 20 500 general business Ryan & Company and office facilities 1 employee/shift 3 25 75 general business shop and office facilities 6 employee/shift 3 1 25 450 storage business general business (unoccupied) and office facilities 1 employee/shift 3 25 75 The Global general business Craftsman and office facilities 1 employee/shift 3 25 1 75 The Wormy general business Chestnut and office facilities 1 employee/shift 3 25 75 Turnkey general general business contractor and office facilities 1 employee/shift 6 25 150 Village Green parks with plumbing Park facilities I restroom facilities 1 fixture 6 250 1500 veterinary offices Village Veterinary (not including Clinic boarding) 1 employee/shift 4 250 1000 general business well drillers and office facilities 1 employee/shift 4 25 100 restaurant, single Wendy's service articles 1 seat 50 20 1000 Wilson Gas general business Service and office facilities 1 employee/shift 3 25 75 general business Zoller Hardware I and office facilities 1 1 employee/shift 3 25 75 total gpd 90,000 gpm 62.50 service population 353 peaking factor 4.05 peak hourly flow 253 Ingle's units demand number per per unit demand description type oftype unit type (gpd) (gpd) general business and bank office facilities 1 employee/shift 6 25 150 service stations, gas BP station stations 1 plumbing fixture 6 250 1,500 Cashiers Electrical general business and Supply office facilities 1 1 employee/shift 3 1 25 75 condo dwelling unit 12 bedroom 2.75 120 3,960 cottage inn (office, pool, —20 rooms) cottages/cabins 1 unit 20 200 4,000 houses dwelling unit 18 bedroom 2.75 120 5,940 deli/bakery/meat department, butcher Ingle's shop or fish market 1 100 sq. ft 620 10 6,200 Into the Woods general business and Home Interiors office facilities 1 employee/shift 3 25 75 restaurant, full Mexican restaurant service 1 seat 80 40 3,200 Mountain Party general business and Tents office facilities 1 employee/shift 3 25 75 mountain vacation general business and rentals office facilities 1 employee/shift 3 25 75 general business and offices office facilities 6 employee/shift 4 25 600 general business and rental shop I office facilities 1 employee/shift 3 25 75 general business and shop office facilities 13 employee/shift 3 25 975 total gpd 26,900 gpm 18.68 service population 62 peaking factor 4.29 peak hourly flow 80 PLAN GRAPHIC SCALE DIVISION VALUE = 2000 FEET ul ,Fri DATE HORSEPASTURE VN/VTP AND SHEET AUGUST 2020 COLLECTION SYSTEM IMPROVEMENTS FAST TRACK ase,°"asrt°°. 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