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HomeMy WebLinkAboutWQ0040772_Application (FTSE)_20190514Central Files- APS SVVP 4/8/2019 Permit Wim-beir WQ0040772 Permit Tracking Slip Program Category Status Project Type Non -discharge In review New Project Permit Type Gravity Sewer Extension, Pump Stations; & Pressure Sewer Extensions Primary Reviewer dean.hunkele Coastal SWRule Permitted Flow Facilftv Facility Name Autumn Trail Townhomes Location Address Owner Owner Name Brunswick County DaiteslEvents Version Permit Classification A Individual Permit Contact Affiliation Major/Minor Region Minor Wilmington Facility Contact Affiliation Owner Type Government - County Owner Affiliation Ann B. Hardy PO Box 249 Bolivia County Brunswick NC 28422024 Scheduled Orig Issue App Received Draft Initi6ted Issuance Public Notice Issue Effective Expiration 4/1/2019 Regulated Activifie's Requested /Received F.v-an'LS' Additional information requested - i TTNQ'.PA CO ft SIJL 7332 Cotesworth Drive ' Wilmington, NC 28405 (910) 619-9990 PLANNING - ENGINEERING - PROJECT MANAGEMENT March 29, 2019 NCDEQ-WQS Mr. Dean Hunkele 127 Cardinal Drive Ext. Wilmington, NC 28405 RE: Fast Track Sewer Application Autumn Trail Townhomes 676 Southport -Supply Road SE Bolivia, NC 28422 Dear Mr. Hunklele, � m p R-a �H� APR 01 2019 Water Quality Regional 01 Attached with this letter is an application for a sewer system extension proposed for Brunswick County. Listed below is a summary of submitted documents and a brief description of the proposed project. Project Summary Atrium Homes is proposing the construction of 74 - three bedroom townhouses to be located on a tract of land located at the address listed above. The sewage generated by the town homes will be collected via an 8" collection system made up of 1853 LF of SDR 35 pipe. The sewage will be conveyed to a new 8' diameter pump station constructed to Brunswick County standards. The pump station will be equipped with 2-12 hp pumps. The sewage will be conveyed thru 976 If of 4" C900 DR-18 force main to its connection point with an existing 18" force main operated by Brunswick County. The plans and specification have been reviewed by Brunswick County staff and granted a flow acceptance letter which is provided in the attached documentation. Should you require additional information please do not hesitate to call. Thank you in advance. Sincerely yours; Brad Sedgwick, PE Attachments: Original & Copy of Fast Track Application Application Check in the Amount of $480 Original &Copy of FTA 04-16 Form 2 -Copies of Vicinity Map 2 -Copies of USGS Map Original &Copy of Flow Acceptance Letter 2 of 2 State of North Carolina YAM 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: Ld6(YJq6Jr?9-(to be completed by DWR) All items must be completed or the application will be returned I. APPLICANT INFORMATION: 1. Applicant's name: Brunswick County (company, municipality, HOA, utility, etc.) 2. Applicant type: ❑ Individual ❑ Corporation El General Partnership ❑ Privately -Owned Public Utility ❑ Federal Z State/County ❑ Municipal ❑ Other 3. Signature authority's name: William L. Pinnix, PE per 15A NCAC 02T .0106(b) Title: Director of Engineering Services 4. Applicant's mailing address: PO Box 249 City: Bolivia State: NC Zip: 28422- 5. Applicant's contact information: Phone number: (910) 332-6560 Email Address: william.pinn.ixswickcountync.. ov H. PROJECT INFORMATION: 1. Project name: Autumn Trail Townhomes 2. Application/Project status: Z Proposed (New Permit) [:1 Existing Permit/Project If a modification, provide the existing permit number: WQ00 and issued date: If new construction but part of a master plan, provide the existing permit number: WQoo 3. County where project is located: Brunswick 4. Approximate Coordinates (Decimal Degrees): Latitude: 34.00' 05 ° Longitude:-78.15' 11 ° 5. Parcel ID (if applicable): 1680011002 (or Parcel ID to closest downstream sewer) M. CONSULTANT INFORMATION: 1. Professional Engineer: Brad Sedgwick, PE License Number: 026378 Firm: JBS Consulting, PA Mailing address: 7332 Cotesworth Drive City: Wilmington State: NC Zip: 28405- Phone number: (910 619-9990 Email Address: bradsed gwick@hotmail.com otmail.com IV. WASTEWATER TREATMENT FACILITY (WWTF) INFORMATION: 1. Facility Name: West Brunswick WWTP Permit Number: `WQ0023693 Owner Name: Brunswick County V. RECEIVING DOWNSTREAM SEWER INFORMATION (if different than WWTF): 1. Permit Nwmber(s): WQ O Downstream (Receiving) Sewer Size: 18 inch System Wide Collection System Permit Number(s).. (if applicable): WQCS00284 Owner Name(s): Brunswick County FORM: FTA 04-16 Page 1 of 5 %A S ` vI. GENERAL REQUIREMENTS 1. If the Applicant is a Privately -Owned Public Utility, has a Certificate of Public Convenience and Necessity been attached? E]Yes ONo NN/A 2. If the Applicant is a Developer of lots to be sold, has a Developer's Operational Agreement (FORM: been attached? ❑ Yes E]No NN/A 3. If the Applicant is a Home/Property Owners' Association, has an Operational Agreement (FORM: HOAR been attached? ❑ Yes ❑No NN/A 4. Origin of wastewater: (check all that apply): ❑ Residential Owned ❑Retail (stores, centers, malls) ❑Car Wash � Residential Leased El Retail with food preparation/service El Hotel and/or Motels ❑ School /preschool /day care ❑Medical /dental /veterinary facilities ❑Swimming Pool /Clubhouse D Food and drink facilities ❑Church ❑Swimming Pool/Filter Backwash ❑ Businesses /offices /factories El Nursing Home ❑Other (Explain in Attachment) 5. Nature of wastewater: 100 % Domestic/Commercial N/A % Commercial N/A % 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)? ZYes ❑ No ➢ If yes, provide a copy of flow reduction approval letter 7. Summarize wastewater generated by project: 8. Establishment Type (see 02T.0114(f)) Daily Design Flow a,b No. of Units Flow Residential 210 gal/day 74 15,540 GPD gal/ GPD gal/ GPD gal/ GPD gal/ GPD gal/ GPD 1530540 GPD Total 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.0114] shall be determined using available flow data, water using fixtures, occupancy or operation patterns, and other measured data. Wastewater generated by project: 15,540 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 El Other (Explain): 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 1853 SDR 35 ➢ 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 AMC VM. 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: 1 2. Approximate Coordinates (Decimal Degrees): Latitude: 34.00' 14"° Longitude:-78.15' 11 3. Design flow of the pump station: 0.01554 millions gallons per day (firm capacity) 4. Operational point(s) of the pump(s): 132 gallons per minute at 128 feet total dynamic head (TDI) 5. Summarize the force main to be permitted (for this Pump Station): Size (inches) Length (feet) Material 4 976 C900 DR-18 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 .03 05(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 .03 05(h)(1)(C) or ❑ Portable pumping unit with plugged emergency pump connection and telemetry - 15A NCAC 02T .03 05(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 I 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) & W 0 Yes ❑ No ➢ 15A XCAC WT_0105(f) cnntains minimum senaratinns that shall he nrnvided fnr sewer systems- 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 swimminpools 10 feet Final earth grade vertical 36 inches ➢ 15A NCAC 02T.0305(gg) contains alternatives where separations in 02T.0305(f) cannot be achieved. ➢ **Stream classifications can be identified using the Division's NC Surface Water Classifications webpage ➢ If noncompliance with 02T.0305()or(g), see Section X of this application 2. Does the project comply with separation requirements for wetlands? (50 feet of separation) 0 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 0 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)? 0 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 F 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 versions and the Gravity Sewer Minimum Design Criteria (latest version} as applicable? 0 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 supporting documents. 2. Professional Engineer's Certification: l C attest that this application for (Professional Engineer's name from Application Item III.1.) P,. U-7 � An r\ \ L­ 6t/v00A 0�� 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: 3. Applicant's Certification per 15A NCAC 02T .0106(b): ....................................................................................... 3 DD ........................................................................................ I, L rnPiinn'y JPE e i � e` attest that this application for (Signature Authority's n e & title from Applica 'on em I.3.) IN V"r V �`'`'\ j IL41 1--, to � V ry) e, 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 sub j ect 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: q FORM: FTA 04-16 Page 5 of 5 3.,r� T iP 4 t rl ini f s� { a% %., 3 a a 0 " i� Y a? v� State of North Carolina Department of Environmental Quality Division of Water Resources Flow Tracking for Sewer Extension Applications (FTSE 10-18) Entity Requesting Allocation: Brunswick County Public Utilities Project Name for which flow is being requested: Autumn Trail Townhomes 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: b. WWTP Facility Permit # C. d. e. f. 9. h. WEST BRUNSWICK WRF WQ '0023 693 All f lows are in MGD WWTP facility's permitted flow 6.00 Estimated obligated flow not yet tributary to the WWTP WWTP facility's actual avg. flow Total flow for this specific request Total actual and obligated flows to the facility Percent of permitted flow used 0.791 2.998 0.01554 3.80 63.33% 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) Design Pump Pump Average Approx. Station Station Firm Daily Flow* * Current (Name or _ Permit Capacity, * (Firm / p f), Avg. Daily Number) No. MGD MGD Flow, MGD (C) (D)=(B+C) (E)=(A-D) Obligated, Not Yet Total Current Tributary Flow Plus Daily Flow, Obligated Available MGD Flow Capacity* * * * 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): West Brunswick (18 " forcemain) Downstream Permit Number: WQ0023692 Page 1 of 6 FTSE 10-18 III. Certification Statement: I William L. Pinnix, P.E. 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 certifies that the receiving collection system or treatment works has adequate capacity to transport and treat the proposed new wastewater. Signing Official Signature --b) 24 6-ro It Title of Signing Official E O A � 17�1 bate �9 Page 2 of 6 FTSE 10-18 � e 34000'05.0"N 78015'11.2"W 4/8/2019