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WQ0041119_Application_20190820
MountPleasant North calirr000fi@ AUG 20 2019 July 18, 2019 NCDWQ Mooresville Regional Office Water Quality Section 610 E. Center Avenue Mooresville, NC 28115 Re: Neuenburg Subdivision Sewer Extension Town of Mt. Pleasant To: Whom it may concern: t apos MOORESVILLE REGIONAL_ OFFICE The Town of Mt. Pleasant plans to serve, operate and maintain the sewer extension necessary for the Neuenburg Subdivision to be located off N. College Street in the Town. The sewer extension will consist of the installation of approximately 530 linear feet of 8" gravity flow sewer to serve nine (9) 3-bedroom residential lots. Please find attached the follows items: 1. One original and one copy of the permit application and supporting data. 2. Application Fee — A check in the amount of $480.00. 3. The Fast Tract Application (FTA 04-16). 4. The Flow Acceptance Form (FTSE 04-16) from WSACC 5. Site Map showing the location showing the project area. Please contact me if you have any questions. Sincerely, T. Randy Holloway Town Manager Town of Mt. Pleasant 8590 Park Drive : PO Box 787 : Mount Pleasant, North Carolina 28124 : tel. 704-436-9803 : fax 704-436-2921 Website: www.mtpleasantnc.org Email: townhall@mtpleasantnc.us DWR State of North Carolina 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 ogrFn1Fn1NnpFNR1DWR Application Number: � `� `)60 q 1/'J9 l 1C/ (to be completed by DWR) AUG 2 0 ' 0 1 9 All items must be completed or the application will be returned WQROS MOORESVILLE REGIONAL OFFICE I. APPLICANT INFORMATION: 1. Applicant's name: Town of Mt. Pleasant (company, municipality, HOA, utility, etc.) 2. Applicant type: ❑ Individual ❑ Corporation ❑ General Partnership ❑ Federal ❑ State/County ® Municipal 3. Signature authority's name: Randy Holloway per 15A NCAC 02T .0106(b) Title: Town Manaeer 4. Applicant's mailing address: PO Box 787 City: Mt. Pleasant State: NC Zip: 28124- 5. Applicant's contact information: Phone number: (704) 436-9803 Email Address: hollowUr@Mleasantnc.us II. PROJECT INFORMATION: 1. Project name: Neuenburg_ Subdivision ❑ Privately -Owned Public Utility ❑ Other 2. Application/Project status: ® Proposed (New Permit) ❑ 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: WQ00 3. County where project is located: Cabarrus 4. Approximate Coordinates (Decimal Degrees): Latitude: 80.4384' Longitude:-35.4036' 5. Parcel ID (if applicable): 5670-14-4856 (or Parcel ID to closest downstream sewer) III. CONSULTANT INFORMATION: 1. Professional Engineer: Paul CampbellLicense Number: 18906 Firm: NEEPA Mailing address: PO Box 1385 City: Concord State: NC Zip: 28026- Phone number: (704) 788-6372 Email Address: pcampbell@nee-pa.com IV. WASTEWATER TREATMENT FACILITY (WWTF) INFORMATION: 1. Facility Name: Rocky River Wastewater Treatment Plant Permit Number: NCO036269 Owner Name: WSACC V. RECEIVING DOWNSTREAM SEWER INFORMATION (if different than WWTF): 1. Permit Number(s): WQ Downstream (Receiving) Sewer Size: 8 inch System Wide Collection System Permit Number(s) (if applicable): WQCS Owner Name(s): Town of Mt. Pleasant FORM: FTA 04-16 Page I 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 Developer's Operational Agreement (FORM: DEV) been attached? ❑ Yes []No ®N/A 3. If the Applicant is a Home/Property Owners' Association, has an Operational Agreement (FORM: HOA) been attached? ❑ Yes ❑No ®N/A 4. Origin of wastewater: (check all that apply): ® Residential 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 % Commercial _ % Industrial (See 15A NCAC 02T .0103(20)) A 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 copy of flow reduction approval letter 7. Summarize wastewater generated by project: Establishment Type (see 02T.0114(f)) Daily Design Flow a,b No. of Units Flow 3 BR single family residential 360 gal/day 9 3240 GPD gal/ GPD gal/ GPD gal/ GPD gal/ GPD gal/ GPD TotaI7 3240 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: 3240 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 ❑ 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 8 530 PVC ➢ 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: 2. Approximate Coordinates (Decimal Degrees): Latitude: Longitude: - ° 3. Design flow of the pump station: millions gallons per day (firm capacity) 4. Operational point(s) of the pump(s): gallons per minute at feet total dynamic head (TDH) 5. Summarize the force main to be permitted (for this Pump Station): Size (inches) Length (feet) Material 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 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(f) contains minimum separations that shall be provided for 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 s stems and interceptor drains 5 feet Any swimming pools 10 feet Final earth grade vertical 36 inches ➢ 15A NCAC 02T.0305(a) 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(fl or (g), 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 213.0202 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.0I05(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 supporting documents. 2. Professional I, attest that this application for (Professional Engineer's 4amle from Application Item 11I.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 143-215.613, 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: �������1'llllllr,i✓rf, CA 13 ° _JZz Applicant's Certification per 15A NCAC 02T .0106(b): 1, 12,A":d,4 b oill) LoA4 i 1p w: Ji_aw a -attest that this application for I (SignatureAuthority's nameE& title from Application ltem UJ 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: J/ w FORM: FTA 04-16 Page 5 of 5 0 LO LO CD N 00 N L CD N N L 00 C > O � 06 � D U) 7 LO �qq LO N i SV O 00 Z O M N Z 0 `O ao `O 0 00 00� N M C) O N O N 00 W r LO O N O N 00 LO z N O O LL oo I• O O O RIM -EX 610.5 PROP INV IN-604.5 EX INV OUT-604.0 r / 4D q C C% o� SEW MH 2 RIM-610.5 Z INV IN-605.2 lh�V OUT-605.0 rq C,n C7 � g, AL \ O N � \ 617.1 n r D 12' 5' TOP VIEW d e: 18' e ° UTILITY LINE IANETER VARIES) 0 ° a e ° d e e CLASS B CONCRETE ad ° e ° eVARIES a. ° d o 6'[—TRENCH WIDTH 6' SECTION ANTI -SEEP COLLAR 7/18/2019 Neunburg Subdivision - Pipe Head Loss Table Suction water surface elevation 0.0 feet Discharge water surface elevation 856.0 feet Static head 856.0 feet Page 1 ripe inrormation Pipe 1 158 If of PVC Pipe 2 Pipe 3 450 LF of PVC Pipe 4 Pipe 5 Pipe 6 Pipe 7 Pipe 8 Pipe 9 Pipe 10 Pipe 1 Pipe 2 Pipe 3 Pipe 4 Pipe 5 igg 6 EiggL 7 Pipe 8 Pipe 9 Pipe 10 Pipe length (feet) 158 0 450 0 0 0 0 0 0 0 Pipe diameter (inches) 2.00 4.00 6.00 8.00 12.00 16.00 24.00 30.00 36.00 42.00 Pipe C-factor 120 120 120 120 120 120 120 120 120 120 Cross -sectional area (feet) 0.022 0.087 0.196 0.349 0.785 1.396 3.142 4.909 7.069 9.621 Hydraulic radius 0.042 0.083 0.125 0.167 0.250 0.333 0.500 0.625 0.750 0.875 Number of fittings for each pipe 2 4 6 8 12 16 24 30 36 42 Gate Valve 1 1 0 0 0 Plug Valve (99% open) 0 0 0 0 0 Butterfly Valve 0 0 0 0 0 Swing Check Valve 0 0 0 0 0 90' Bend 0 0 0 0 0 45' Bend 0 0 0 0 0 22.5° Bend 0 0 0 0 0 11.25' Bend 0 0 0 0 0 Tee (through) 0 1 0 0 0 Tee (side out) 0 0 0 0 0 Cross (through) 0 0 0 0 0 Cross (side out) 0 0 0 0 0 Reducer/Increaser 1 0 0 0 0 Discharge to air 0 0 0 0 0 Sum of losses in fittings 0.29 0.79 Other miscellaneous losses Sum of minor losses K 0.29 0.79 Minimum flow for results 1 gpm Flow Increment 1 gpm Pipe loss Calculation Table.xls 7/18/2019 Page 2 Head Loss Calculations .. mp - -- - 0 1 1 1 11 1 11 000�000 :. © 1 1 1 11 1 11 0000000 :• 1 © 1 1 • 1 11 1 11 �00�000 . 1 • 0 1 1 1 11 1 11 0000000 0� 1 11 111 0000000 0 1 1 1 11 1 11 000�000 0 1: 1 11 1 1 0000000 �� 111 1 1 0000000 �� 1 11 I 1 0000000 : 1: �' ® 111 1 1 0000000 �� 1 11 1 1 0000000� 1. 111 1 1 0000000 : : 1 Maximim ground elevation in Sub -division 680 TDH I I Gr. Elev. IHead Ft Pressure(psi) Minimum Pressure = 1 856.58 68011 176.581 76.46 Pipe loss Calculation Table.xls WSACC I5014001109 • NC Star Public Sector • ONSAS 15001:1007 August 7, 2019 The Honorable W. Del Eudy, Mayor Town of Mt. Pleasant P. O. Box 787 Mt. Pleasant, NC 28124 Subject: Flow Acceptance Request — Town of Mt. Pleasant Neuenburg Subdivision Dear Mayor Eudy: WATER & SEWER AUTHORITY OF CABARRUS COUNTY 232 Davidson Hwy. Concord, NC 28027 704.786.1783 ♦ 704.795.1564 Fax www.wsacc.org This is a notice of capacity for the flow acceptance request received by the Water and Sewer Authority of Cabarrus County (WSACC) from the Town of Mt. Pleasant on July 22, 2019. WSACC has or will have capacity at the Rocky River Regional Wastewater Treatment Plant and appropriate sewer interceptors to transport and treat the domestic wastewater from the proposed project entitled Neuenburg Subdivision, located off College Street. The referenced project will serve nine homes with three bedrooms each, with a projected wastewater flow of 3,240 gallons per day (gpd). The wastewater generated by this project will be conveyed through a proposed and existing system, and then enter WSACC's system at the existing 15-inch Dutch Buffalo Creek Interceptor. WSACC acknowledges it has or will have capacity for wastewater from the proposed development based on information provided by NorthEast Engineering (Civil Engineer for the project) and the Town of Mt. Pleasant using North Carolina Department of Environmental Quality (NCDEQ) wastewater flow guidelines. The WSACC Capital Improvement Program (CIP) has been on pay as you go since Fiscal Year 2005 — 2006, funding Capital Projects entirely from Capital Reserves, and WSACC expects to continue this policy into the future. Projects on the CIP are subject to approval by WSACC's Board of Directors, support from local governing bodies, regulatory approval, and funding availability. The list and schedule of CIP projects are tentative and are revised periodically to reflect changing conditions and needs. If construction of this project does not commence within two (2) years of the date of this notice, the notice is rescinded and a second request and notice will be required before flow capacity is accepted. Please notify WSACC, in writing, when construction of this project is initiated. This sewer capacity allocation may also be cancelled pursuant to the conditions set forth in the WSACC Sewer Allocation and Commitment Policy. Please note that the final commitment to service to provide wastewater treatment services shall occur upon application for a building permit for the project and when system development fees are paid pursuant to N. C. G.S. §162A, Article 8. If you have any questions, please call me at (704) 788-4164, extension 104. Sincerely, J. Thomas Hahn, PE Utility Systems Engineer cc: Paul D. Campbell, PE/Northeast Engineering Michael Wilson/WSACC Chad VonCannon, PE/WSACC Mark Lomax/WSACC Trent Gobble/WSACC State of North Carolina DWR Department of Environmental Quality Division of Water Resources Flow Tracking for Sewer Extension Applications Division of Water Resources (FTSE-10/18) (WSACC USE ONLY) Neuenburg Subdivision Section I. Name of wastewater treatment facility (WWTF) receiving wastewater: ® Rocky River Wastewater Treatment Facility — Permit #NC0036269 Muddy Creek Wastewater Treatment Facility — Permit #NC0081621 WWTP facility's permitted flow, MGD 26.500 Estimated obligated flow not yet tributary to the WWTP, MGD 2.509 WWTP facility's actual avg. daily flow, MGD 20.07 (75.74% of permit) Total flow for this specific request, MGD 0.003 Total actual and obligated flows to the facility, MGD 22.582 Percent of permitted flow used 85.22% Section I1. Pump stations along the route from the Jurisdiction's connection point to the WWTP. Pump Station Pump Station Firm (A) Design Average (B) Approx. Current (C) Obligated, Not Yet (D) = (B+C) Total Current Flow (E)=(A-D) (Name or Permit No. Capacity * Daily Flow ** Average Daily Tributary Daily Plus Obligated Flow Available Number MGD (Firm/pf) Flow Flow MGD Capacity*** MGD MGD MGD MGD Mt. Pleasant WQCS00009 0.972 0.389 0.153 0.009 0.162 0.227 PS 41 Mt. Pleasant WQCS00009 0.806 0.323 0.158 0.009 0.167 0.156 PS #2 RRRWWTP NCO036269 55.440 22.176 11.945 0.498 12.443 9.733 MPS * 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 Available Capacity is < 0. Section III. WSACC Certification Statement: I, J. Thomas Hahn, PE, 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 from the connection to the WSACC interceptor 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 Section I and Section II plus all attached planning assessment addendums for which I am the responsible party. Signature of this form indicates WSACC's guarantee of capacity for this wastewater flow. Notwithstanding the guarantee of capacity, WSACC does not make a commitment to service this wastewater flow until a building permit is requested through the Cabarrus County Building Inspections Department and WSACC receives payment of the System Development Fee. Zdi 1 CC's Signing Official Signature