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HomeMy WebLinkAboutWQ0045034_Application (FTSE)_20231204D&L Engineering, PLLC December 4, 2023 NCDEQ Division of Water Resources 225 Green Street Fayetteville, N.C. 28301 Attn: Trent Allen Ref: Blackburn Farm Phase 2 Hoke County, NC Sewer Permit Application Transmittal bmio UFO DEC 06 'AYETTFin,WQROnV41 nFFICF Trent, This permit is for the proposed Blackburn Farm Phase 1 Project in Hoke County. Please find attached: Cover letter, sewer permit application, downstream sewer evaluation, flow tracking form, USGS map, street view map and the fee check. If you have any questions or need any additional information, please feel free to contact this office. D&L ENGINEERING, PLLC Lee Humphrey, Project Manager 150 S. Page Street Southern Pines, NC 28387 PH: (910) 684-8646 Firm No. P-2587 State of North Carolina DWR Department of Environmental Quality Division of Water Resources FAST TRACK SEWER SYSTEM EXTENSION APPLICATION Divislon of Water Resources VIA 10-23 & SUPPORTING DOCUMENTATION Application Number: ►n1Q600N14C18SC (to be completed byDWR) All items must be comoleted or the aoolication will be returned I. APPLICANT INFORMATION: 1. Applicant's name: Hoke County (company, municipality, HOA, utility, etc.) 2. Applicant type: ❑ Individual ❑ Corporation ❑ General Partnership ❑ Privately -Owned Public Utility ❑ Federal ® State/County ❑ Municipal ❑ Other 3. Signature authority's name: James McQueen per 15A NCAC 02T .0106(b) Title: Public Works Director 4. Applicant's mailing address: 423 E. Central Ave. HL(itl UCtq,, City: Raeford State: NC Zip: 28376- DCQIDWR 5. Applicant's contact information: DEC Qg �2va3 Phone number: (NO) 848-0385 Email Address: jmcqueen .hokecounty.org II. PROJECT INFORMATION: FAYM-F Ut/I FRFMONAI OFFICE WQROS 1. Project name: Utility Improvements to serve Blackburn Farm Phase 2 2. Application/Project status: ® Proposed (New Permit) ❑ Existing Permit/Project If a modification, provide the existing permit number: W000 and issued date: _, For modifications, also attach a detailed narrative description as described in Item G of the checklist. If new construction, but part of a master plan, provide the existing permit number: W000_ 3. County where project is located: Hoke 4. Approximate Coordinates (Decimal Degrees): Latitude: 34.975150 Longitude:-79_12' 5. Parcel ID (if applicable): 494640001003 (or Parcel ID to closest downstream sewer) Ill. CONSULTANT INFORMATION: 1. Professional Engineer: David T. Upchurch, PE Firm: D & L Engineering, PLLC Mailing address: 150 S. Pape Street City: Southern Pines Phone number: 9( ) D) 684-8646 State: NC License Number: 9570 Zip: 28387-_ Email Address: Lee(@doubledeng.com IV. WASTEWATER TREATMENT FACILITY (WWTF) INFORMATION: 1. Facility Name: Hoke County Wastewater Treatment Plant Permit Number: NCO089176 Owner Name: Hoke County V. RECEIVING DOWNSTREAM SEWER INFORMATION: 1. PermitNumber(s): WQ_ 2. Downstream (Receiving) Sewer Information: 30 inch ® Gravity ❑ Force Main 3. System Wide Collection System Permit Number(s) (if applicable): WQCS_ Owner Name(s): Hoke County FORM: FTA 10-23 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 ® N/A 2. If the Applicant is a Developer of lots to be sold, has a Develoner's Operational Agreement (FORM: DEV) been attached? ❑ Yes [—]No ® N/A 3. If the Applicant is a Home/Property Owners' Association, has an HOA/POA Operational Agreement (FORM: HOA) and supplementary documentation as required by 15A NCAC 02T.0115(c) been attached? ❑ Yes ❑ No ® N/A 4. Origin of wastewater: (check all that apply): ® Residential (Individually Owned) ❑ Retail (stores, centers, malls) ❑ Car Wash ❑ Residential (Leased) ❑ Retail with food preparation/service ❑ Hotel and/or Motels ❑ School / preschool / day care ❑ Medical / dental / veterinary facilities ❑ Swimming Pool/Clubhouse ❑ Food and drink facilities ❑ Church ❑ Swimming Pool/Filter Backwash ❑ Businesses / offices / factories ❑ Nursing Home ❑ Other (Explain in Attachment) 5. Nature of wastewater: 100 % Domestic % Commercial _ % Industrial (See 15A NCAC 02T .0103(20)) If Industrial, is there a Pretreatment Program in effect? ❑ Yes® No 6. Hasa flow reduction been approved under 15A NCAC 02T .0114(f) ❑ Yes ® No ➢ If yes, provide a cony of flow reduction approval letter with this application 7. Summarize wastewater generated by project: Establishment Type (see 02T.0114(f)) Daily Design Flow °•" No. of Units Flow Single Family Residence 225 gal/day 42 9450 GPD gal/ GPD gal/ GPD gal/ GPD gal/ GPD gal/ GPD Total T 9450 GPD a See 15A NCAC 02T .0114(b), (d), (e)(I) and (e)(2) for caveats to wastewater design flow rates (i.e. 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-41. b Per 15A NCAC 02T .0114(c), design flow rates for establishments not identified [in table 15A NCAC 02T.0114] shall be determined using available flow data, water using fixtures, occupancy or operation patterns, and other measured data. 8. Wastewater generated by project: 9450 GPD (per 15A NCAC 02T .0114 and G.S. 143-215.11 ➢ Do not include future flows or previously permitted allocations If permitted flow is zero, please indicate why: ❑ Pump Station/Force Main or Gravity Sewer where flow will be permitted in subsequent permits that connect to this line. Please provide supplementary information indicating the approximate timeframe for permitting upstream sewers with flow. ❑ Flow has already been allocated in Permit Number: Issuance Date: ❑ Rehabilitation or replacement of existing sewers with no new flow expected ❑ Other (Explain): FORM: FTA 10-23 Page 2 of 5 VIL GRAVITY SEWER DESIGN CRITERIA (If Applicable) - 02T .0305 & MDC (Gravity Sewers): 1. Summarize gravity sewer to be permitted: Size (inches) Length (feet) Material 8 1641 PVC 8 20 DIP ➢ Section I1 & 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 requirements is not allowed and a violation of the AMC VIII. PUMP STATION DESIGN CRITERIA (If Applicable) — 02T .0305 & MDC (Puma Stations/Force Mains): PROVIDE A SEPARATE COPY OF THIS PAGE FOR EACH PUMP STATION INCLUDED IN THIS PROJECT I. Pump station number or name: 2. Approximate Coordinates (Decimal Degrees): Latitude: Longitude: - ° 3. Total number of pumps at the pump station: 3. Design flow of the pump station: millions gallons per day (firm capacity) ➢ This should reflect the total GPM for the pump station with the largest pump out of service. 4. Operational point(s) per pump(s): gallons per minute (GPM) at _ feet total dynamic head (TDH) 5. Summarize the force main to be permitted (for this Pump Station): Size (inches) Length (feet) Material If any portion of the force main is less than 4-inches in diameter, please identify the method of solids reduction per MDCPSFM Section 2.01C.l.b. ❑ Grinder Pump ❑ Mechanical Bar Screen ❑ Other (please specify) 6. Power reliability in accordance with 15A NCAC 02T .0305(h)(1): ❑ Standby power source or ❑ Standby pump ➢ Must have 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 and may not be portable Or if the pump station has an average daily flow less than 15,000 gallons per day 15A NCACO2T.0305(h)(1)(C): ❑ Portable power source with manual activation, quick -connection receptacle and telemetry - or ❑ Portable pumping unit with plugged emergency pump connection and telemetry: ➢ Include documentation that the portable source is owned or contracted by the applicant 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 as part of this permit application in the case of a multiple station power outage. FORM: FTA 10-23 Page 3 of 5 IX. SETBACKS & SEPARATIONS — (02B .0200 & 15A NCAC 02T.0305(f)): 1. Does the project comply with all separations/alternatives found in 15A NCAC 02T.0305(f) & (2)? N Yes ❑ No 15A NCAC 02T.0305(fl contains minimum separations that shall be Drovided for sewer systems: Setback Parameter* Separation Required Storm sewers and other utilities not listed below (vertical) 18 inches 'Water mains (vertical - water over sewer preferred, 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, and associated wetlands. 100 feet **Waters classified WS (except WS-1 or WS-V), B, SA, ORW, HQW, or SB from normal high water (or tide elevation) and wetlands associated with these waters (see item IX.2) 50 feet **Any other stream, lake, impoundment, or ground water lowering and surface drainage ditches, as well as wetlands associated with these waters or classified as WL. 10 feet Any building foundation (horizontal) 5 feet Any basement (horizontal) 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 ➢ If noncompliance with 02T.0305(f) or (M. see Section X.1 of this application * 15A NCAC 02T.0305(g) contains alternatives where separations in 02T.0305(f) cannot be achieved. Please check "yes" above if these alternatives are used and provide narrative information to explain. **Stream classifications can be identified using the Division's NC Surface Water Classifications webpage 2. Does this project comply with the minimum separation requirements for water mains? N Yes ❑ No ❑ N/A ➢ If no, please refer to 15A NCAC 18C.0906(f) for documentation requirements and submit a separate document, signed/sealed by an NC licensed PE, verifying the criteria outlined in that Rule. 3. Does the project comply with separation requirements for wetlands? N Yes []No ❑ N/A ➢ Please provide supplementary information identifying the areas of non-conformance. ➢ See the Division's draft separation requirements for situations where separation cannot be met. ➢ No variance is required if the alternative design criteria specified is utilized in design and construction. 4. Is the project located in a river basin subject to any State buffer rules? ❑ Yes Basin name: _ N No If yes, does the project comply with setbacks found in the river basin rules per 15A NCAC 02B .0200? ❑ Yes [-]No ➢ This includes Trout Buffered Streams per 15A NCAC 213.0202 5. Does the project require coverage/authorization under a 404 Nationwide/individual permits ❑ Yes N No or 401 Water Quality Certifications? ➢ Please provide the permit number/permitting status in the cover letter if coverage/authorization is required. 6. Does project comply with 15A NCAC 02T.0105(c)(6) (additional permits/certifications)? N Yes ❑ No Per 15A NCAC 02T.0105(c)(6), directly related environmental permits or certification applications must be 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.). 7. Does this project include any sewer collection lines that are deemed "high -priority?" ❑ Yes N No Per 15A NCAC 02T.0402. "high -priority sewer" means any aerial sewer, sewer contacting surface waters, siphon, or sewers positioned parallel to streambanks that are subject to erosion that undermines or deteriorates the sewer. Siphons and sewers suspended through interference/conflict boxes require a variance approval. ➢ 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 permittee's individual System -Wide Collection permit. FORM: FTA 10-23 Page 4 of 5 I 401AR1113116114CIIN13 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, for projects requiring a single variance, complete and submit the Variance/Alternative Design Request application (VADC 10-14) and supporting documents for review to the Central Office. Approval of the request will be issued concurrently with the approval of the permit, and projects reguirine a variance anuroval may be subject to loneer review times. For projects reauirine two or more variances or where the variance is determined by the Division to be a significant portion of the project, the full technical review is reauired. 2. Professional Engineer's Certification: I, oao:0 t UpAdP[�.. PE attest that this application for b31a&k Utm w6YNM P�eSe jl (Professional Engineers name from pplication Item Ill. ).) (Project Name from Application Item IL 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, Minimum Design Criteria for Gravity Sewers (latest version), and the Minimum Design Criteria for the Fast -Track Permitting of Pumn 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. Misrepresentation of the application information, including failure to disclose any design non-compliance with the applicable Rules and design criteria, may subject the North Carolina -licensed Professional Engineer to referral to the licensing board. (21 NCAC q Q']Ql) North Carolina Professional Engineer's seal, signature, and date: N6ctt N EEe'' �G�=, 3. Applicant's Certification per 15A NCAC 02T .0106(b): I, ��4mlxs �, Q UJug3nJ attest that this application for 9[(:lr_ j yq F4zm PnnSE (Signature Authority Name firoto Application Item 1.3.) (Project Name from Application Item IL I) attest that this application 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: FORM: FTA 10-23 Page 5 of 5 I�tL1tivCU DEQIDWR Project Cover Letter Utility Improvements to serve Blackburn Phase 2 DEC 06 `0;-3 WQROS SAYE rwi i FRFmnNAi r)FFICF The new 8" gravity sewer mains to serve the Blackburn Phase 2 will connect to the existing sewer line located within an existing sewer easement to the East of the proposed project area. The new 8" gravity sewer will extend 1661 If into the proposed development and serve 42 homes. The sewer will include 9 new 4' dia. manholes. This Sewer Improvements Project will serve 42 single family homes @ 225 gpd/home for a total proposed flow 9,450 gpd. Downstream Sewer Evaluation The Hoke County Sewer System is relevantly new and prior to issuing the Flow Acceptance Letter, Hoke County did their own evaluation of the capacity of their downstream sewer and found they had adequate capacity in the existing sewer mains and at the W WTP to handle the additional flow. Ktutivcu u.s. wP.wrusert oPixe IxePmoa Muscs xs. faox ware :;usEQIDWR Puuro�x n�aXaul¢ie '-WAOi �A1�E7rEvi�.G:�RF�:inn+aI`c�Wfr ,E , L � j l i a � n NI j \ y T / j i / v l / j e E — � q � ' xWaptl� WMfunuM,W M. SWE I:S10.O 0u....r 0-- `L W11i ,r erabrn PMY.IpI, XC � Downstream Sewer Evaluation Sewer Improvements to serve Blackburn Farm Phase 2 8" Diameter PVC Pipe at 0.40% grade 42 Single Family Townhomes at 225/GPD = 9,450 GPD Existing flow 599,000 gpd from Flow Tracking Letter 9,450 gpd times 2.5 Peak Factor = 23,625 GPD ling n for material 0.01 (ft/ft) 0.000E diameter (in) min. (8"-18" pipe) FALSE min. (21"-36" pipe) 0.000E Pipe Diameter (ft) 2.500 X-sex area (1/2-full) 2.453 Hydraulic Radius 0.625 Hydraulic Radius A 2/3 0.731 Slope A 1/2 0.024 Velocity (ft/s) 2.186 Flow (cfs) 5.362 Flow (gps) 40.116 Flow (gpd) 1/2 Pipe 3,466,028 Flow (gpd) 3/4 Pipe 5,199,042 Flow (gpd) Full Pipe 6,932,057 7�LVLR VI., ®EQIU��nVYR o� P; ac):3 FAYETfEviLWQR00NAL OFFICE Existing Gravity Sewer has sufficent capacity to handle current and future flow. KtuizzlycLd DEQIDWR DEC 06 State of North Carolina Department of Environmental Quality R_WQROS Division of Water Resources FAYETTEVILLfIgM&W fdfr Sewer Extension Applications "Division of Water Resources (FTSE 10-23) Entity Requesting Allocation: County of Hoke Project Name for which flow is being requested: Blackburn Farm Phase Il More than one FTSE may be required for a single project if the owner of the WWTP is not responsible for alt 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: Hoke County Wastewater Treatment Facility b. WWTP Facility Permit #: NCO089176 Aff lows are in MGD c. WWTP facility's permitted flow 1.500 d. Estimated obligated flow not yet tributary to the WWTP 0.536 e. WWTP facility's actual avg. flow 0.600 f. Total flow for this specific request 0.0095 g. Total actual and obligated flows to the facility 1.136 It. Percent of permitted flow used 75.8% 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) (B) (C) (D)=(B+C) (E)=(A-D) Design Approx. Obligated, Total Pump Pump Average Current Not Yet Current Flow Station Station Firm Daily Flow** Avg. Daily Tributary Plus (Name or Permit Capacity, * (Firm / pf), Flow, Daily Flow, Obligated Available Number) No. MGD MGD MGD MGD Flow Capacity*** Regional WQ0036140 3.75 1.50 0.600 0.536 1.136 0.364 * The Firm Capacity (design flow) 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 (pf) not less than 2.5, per Section 2.02(A)(4)(c) of the Minimum Design Criteria. *** 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): Hoke County Collection System Downstream Permit Number: WQCS00352 Page I of 8 FTSE 10-23 III. Certification Statement: certify to the best of m knowledge that the addition of I _r�+�rnie� ���), i� (��r�erv� Y Y g 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 lI plus all attached planning assessment addendums for which I am the responsible party. Signature of this form certifies that the receiving collection system or treatment works has adequate capacity to transport and treat the proposed new wastewater. Official Signature Title of Signing Official Date Page 2 of 8 FTSE 10-23