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WQ0042054_Regional Office Historical File Pre 2018
Division of Water Resources State of North Carolina Department of Environmental Quality Division of Water Resources 15A NCAC 02T .0300 — FAST TRACK SEWER SYSTEM EXTENSION APPLICATION FTA 04-16 & SUPPORTING DOCUMENTATION Application NUM ber e complete by DWR All items must be completed or the application will be returned I. APPLICANT INFORMATION: F C E.! E iN GO ENRIDWR NICK„)R i„i„ t....7(.31()NA OFF1CP Applicant's name: Cabarrus County Middle School 2022 (company, municipality, HOA, utilit), etc„) 2. Applicant: ipe E Individual El Corporation 0 General Partnership 0 Privately -Owned Public Utility 0 Federal 0 State/County E Municipal Other 3, Signature authority's name: George (Tirn) Lowder per 15.A NC A C 02?J 06(b) Title: Executive Director of Operations 4. Applicant's mailing address: 440.1 O1dirpprt Road City: Concord State: NC Zip: 28025- 5. Applicant's contact intbmation: Phone number: (704) 260-5600 Email Address: brian.conecabarru.s.klInc.us 11. PROJECT INFORMATION: 1. Project name: Cabarrus County Middle School 2022 2 Application/Project status: Proposed (New Permit) Existing Permit/Project If a modification, provide the existing permit: number: 'WQ00and issued date: If new construction but part of a master plan. provide the existing permit number: WQ00___ County where project is located: Cabarro 4„ Approximate Coordinates (Decimal Degrees): Latitude: 3535129' Longitude: -80,63963' 5, Parcel ID (if applicable): 55 I 81642570000 (or Parcel ID:to closest downstream sewer) III CONSULTANT INFORMATION: Professional Engineer: Rachel C. Carter„PE Firm: Chambers Engineering, PA Mailing address: 129 North Is' Street: ( ity: Albemarle State: NC Zip: 2800 I - Phone number: (1704) 984-6427, Email Address: rcarter@ce-pa„com License 'Number: 049603 IV. WASTEWATER TREATMENT FACILITY (WWTF) INFORMATION: I. Facility Name: Rocky_ River Wastewater Treatment Facility Permit Number: NC0036269, Owner Name: Cabarrus County V. RECEIVING DOWNSTREAM SEWER JFORMAT1ON (If different than WWTF): I. Permit Numberts): WQ Downstream (Receiving) Sewer Size: 8 inch S'vstem Wide Collection System Permit NUM [IC vv i cub I WQCS Owner Name(s): _ EORM: ETA 4- Page 1 of VI. GENERAL REQUIREMENTS 1. If the Applicant is a Private ly Ow'ned. Public if the Applicant is a f)es eloper of lot If the Applicant is a 11oni N kopettv Owners' 4. C ri in of wastewater: (check all that appl+ El Residential Owl :d ❑ Residential. Leased ® School / preschool ." day care [I Food and drink facilities El Businesses ' offices factoric Nature of ss ater : "'o Dome. y, has a Certific El Yes LiNo o be sold, has a Developer Yes N/A N/A N/A. Convenience and Necess LI Retail (stores, centers, malls) �] Retail with food preparation/servic Medical / dental i' veterinary facilities LI Church Nursing Home 'Contmercial 00 °to Commercial! "<o Industrial (Sec._...1 '( \C'. C ii", .ice 10,31200 rnent Program in effeet'' a flaw reduction been approved. Linder 15 y NCAt. (i`;' l ti 14(t)'? [J Yes tfyss, r:wide a copy of flow redo on approval letter wr generated by project: Establisht Type (see 02T.01 I-1{f)) school with ca#'eteria aw°tit & showers een atta ed ' 1 l)1= `') been attached? been attached? Car ttv`ash rj Hotel andlor Motels 0 Swimming, Pool Clubhouse ❑ Swimming. Pool/Filter Backwash 0 Other (Explain in Attachment) ❑ No No, of Unitsl Flow 1200 18,000 CPL) a See 15E ,NC AC 0 l .(11 140110 f tt !lsi(1 for caveats to wastewater design floss rate; (i.e., tttirtitnttm 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 lntracoa.stal Waterway to be used as vacation rentals as defined in c;1. sn, {. ,e\ 4), b Per I SA. NCAC 02T ;01 14(c), design flow rates for establishments not identified [in table 1 1] shall be determined using available flow data, cater using fixtures, occupancy or operation patterns,. and other measured data. ir`astesvater generated by project: 18,000 GPD (per 15 1, 'NC?,( 0' 1 ,( 1 14) t)o trot Life ude future flows or previously permitted allocations if permitted Clow is zero, indicate why; Pump Station or Gravity Sewer where flow will be permitted in subsequent permits that connect to this line 0 Flow has already] been allocated in Permit Number. —_ LI Rehabilitation or replacement of existing sewer with no :new flow expected Other xplain): FORM: I` 'A 04-16 Page 2 of 5 avitv Sew VII. GRAVITY SEWER DESIGN CRITERIA (If Applicable) - 02T .0305 I. Summarize gravity sewer to be permitted: Length (feet) • Section 11 & 111. of the MDC for Permitting .of Gravity Sewers contains information related to design criteria Section Ill contains information related to minimum slopes for gravity sewer(s) • Oversizing lines to ineet m inim tun slope requirement is not allowed and a violation of the MDC VUt. PUMP STATION DESIGN CRITERIA (If Applicable) — 02T .0305 & MDC (Pump Stations/Force Ma' 's : COMPLETE FOR EACH PUMP STATION INCLUDED IN THIS PROJECT I. Pump station number or name: 2, Approximate Coordinates (Decimal Degrees): Latitude: Longitude: - 3. Design flow or the pump station: millions gallons per day (firm capacity) 4. Operational point(s) of the pumps): gallons per minute at feet total dynamic head (TDH) 5,, Summarize the force main to he permitted (for this Pump Station): Size (inches) Material 6. Power reliability in accordance with 15A NCAC 02T „.03050)th: Li Standby' power source or pump with automatic activation and telemetry - 1.5A NCAC 02T .0305(1)(1)(13); 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 tithe pomp station has an average daily flow less than 15,0,00 gallons per day: Portable power source with manual activation, quick -connection receptacle and telemetry - 15.A NCAC 02T .0305(h)(1 )(C) or LI 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, • lf the portable power source or pump is dedicated to multiple pump stations, an evaluation of all the pump stationsstorage. 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: ETA 0'4-16 Page 3 of 5 IX. * SETBACKS & SEPARATIONS -- (02B „0200 & 15A NCAC 02T .0305(f)): 1, Does the projectcomply with all separations 'foun.d. in 15A 15A NCAC 023.030.5(f) contains minimum_separations that shall be rosided for sewer s ,stems: Setback Parameter* Storm sewers and other utilities not listed below (vertical) Water mains (vertical -water over sewer including in benched trenches) Water mains (horizontal) Reclainied water linesAyertical reclaimed over sewer) Reclaimed water lines (horizontal - reclaimed over sewer) **Any private or public water supply source, including any wells, WS-I waters of Class I or Class 11impounded reservoirs used as a source of drinking water **Waters classified WS (except WS-1 or W.S4(), B, SA, ORW, F1QW, or SB from normal high water (or tide elevation) and wetlands (see item IX..2) **Any other stream, lake, impoundment, or ground water lowering and surface drainage ditches Any buildingfoundaton Any basement Yes 1 INo Separation Required 24 inches 1 8rnches 10 feet 18 inches 2 feet f et 50 feet 10 feet 5 'feet 10 feet Top slope of embankment or cuts of 2 'feet or more vertical heght 10 feet Drainag.e systems and interceptor drains nv swim.ming_pools 1 Final earth grade (vertical) 5 feet 0 fiet 36 inches 15 \ NC AC 02T,0305(g) contains alternatives where separations in 1)21"Q30,1a1) cannot be achieved. **Stream classifications can be identified using the Division's NC Surface Water Classifications web_paiie If noncompliance with 024,0305Lp or (2..j, see Section X of this application Does the project comply' NV ith separation requirements for wetlands? (50 feet of separation) Z Yes LI No • 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 021,1 'This would include Trout Buffered Streams per I5A NCAC 2B.0202 4. Does the project require coveragelauthoriz.ation under a 404 Nationwide or individual permits or 401 Water Quality Certifications? Iriformation can be obtained from the 401 & Buffer PermittingBranch Z Yes No NA 5, Does project comply with 15A NC.AC 0211.0.10.51(sI6) (additional. permits/certifications)? Z Yes fl No Per (.5.A NCAc02T.005(s1(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, stormyvater management plans, etc.),. Does this project include any sewer collection lines that are deemed ''high -priority?" Per 1.5A NCAC 0,21,1)402, "high -priority sewer*" means "any aerial sewer, sewer contacting surface Wate rs, siphon, or sewer positioned parallel to streambank.s that is subject' to erosion that undermines or deteriorates the sewer, LIIlYe ZNo El NI A 'r• If :es, include an attachment with details for each line, including ty,pe (aerial 'line, size, material, and location). High priority lines shall be inspected by the perm ittee 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. ITA 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 GraviViewer Minimum Design. Criteria (latest vtirsiort) as applicable? Yes El No If No, complete and submit the Variance Alternative Design Request application (VA DC 10-14) and supporting documents for review. Approval of the request is required prior to submittal of the Fast Track Application and supporting documents. Professional Engineer's Certification: -o-tec C FVF-T altesi that this application for (Professional Engineer's name from Application Item 11E1,) 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 m.y knowledge,. 1 further attest that to the best of my knowledge the proposed design has been prepared in accordance with the applicable regulations, Gravity Sewer .Mininium 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 143-21.5.6B, 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 525,000 per violation. North Carolina Professional Engineer's seal, signature, and date: ‘..1CIIANoll 3,. Applicant's Certification per I5A NCAC 02T .0,106(b): E &IC() Vett- (1-ttA) LQJ of 047E10AI-10\0 (Signature Authority's name & title from Application Item I.3,) hat this application for has been reviewed by me and is accurate and complete to the best of my knowledge. I understand that 'Wall 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 immediateenforcement action that may include civil penalties, injunctive relief, and or criminal prosecution. 1. will make no claim against the Division of Water Resources should a condition of this permit be violated. .1 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 Nvill be returned to me as incomplete. NOTE — In accordance with General Statutes 143-2 5.f.)'A 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, %vhich may include a fine not to exceed $10,000 as well as civil penalties up to $25,000 per violation, Date: FORM: ETA 04-16 Page 5 of 5 20.00' of 8" PVC i? 0,97% PRIVATE SEWER FROM SCHOOL SITE PROPOSED WATERLINE SCALE: 1°" = 50' DATE: May 2020 DRAWN BY: DRB PUBLIC MH RIM: 576.54 INV IN: 569.70 INV OUT:569.50 PERMANENT SEWER EASEMENT 0 IN chambers engineering, pa 129 North Flrst Albemarle, NC 4-984,6427 ph wti�r.ce.pa.com 'EXISTING MH-1 __.$U .575.51 INV IN: 569.31 (NEW) INV IN:569.16 (EXIST) INV, OUT: 569.11 (EXIST) PROPOSED PUBLIC GRAVITY SEWER EXISTING PUBLIC GRAVITY SEWER Caborrus County Schools APPROVED BY: SJS Cabarrus County Middle School Sewer Street Level Map 1 of 1 DRAWN BY: HTR DATE: 04/20 DWG. NO.: USGS CUT SCALE: NOT TO SCALE GhEImbers Engineering, PA 129 North Firsl St, Albemarle, NC 28001 704-484 'i4'27 NCEELS Firm License No. C•1860 Cabarrus County Middle School USGS Cut Sheet 1 or NORTH ( AROLINA High Performance Living III November 19, 2020 Cabarrus County Schools George (Tim) Lowder 4401 Old Airport Road Concord, NC 28025 P) '704-260-5600 .E) George,lowder44;aban-us.k1 2 n. t s 635 Alt5-6d Brown r Court SW., P.O. Box 308, Concord, NC ,7802.6-www.c.33ncordne„g6v R cE IvEDINC f) Nov 2 4, 2020 WOROS MOORE SV ReGtOt.'4,41. OFF SUBJECT: City of Concord Willingness to Serve Private Wastewater Collection System Extension/Modification City of Concord Project Title: Cabarrus County Middle School City of Concord Project # 2020-046 & Accela PRS2020-01348 Receipt Date: November 1.8, 2020 (WSACC Approval) November 13, 2020 (Complete Package) Engineering Plan Seal Date: November 05, 2020 WSACC Rocky River 'WWTP NC0036269 City of Concord, Cabarrus County, North Carolina Dear Mr. Et, vder: This letter is to confirm that on November 13, 2020, our office received the Cabarrus Count :0( Middle School engineering plans and specifications, a digital copy of the engineering plans, and private wastewater collection system application, as prepared and sealed by Rachel Chambers Carter, 'NCPE, with Chambers Engineering, PA for the private wastewater collection system extension consisting of approximately 1,705 linear feet of 8-inch private sanitary sewer with 9 manholes and other appurtenances to serve a 188,600 sq. ft. middle school allocated for 1,200 students located off the intersection of Cochran Road and Roberta Road, with a school wastewater discharge of 18,000 GPD. The City of Concord's public wastewater collection system has the capacity to acconutiod.ate the estimated total average wastewater discharge of 18,000 CiPD based on the information indicated on the NCDENR Fast Track application for the project. The City of Concord, however, will not guarantee the. acceptance of any additional requests, revisions, deficiencies, or expansions that were not included in the consulting engineer's submitted engineering plans, specifications, reports, and or calculations associated with this private system THE CITY OF CONCORD AND ITS STAFF ARE NOT RESPONSIBLE FOR ERRORS IN DESIGNS, CALCULATIONS, DRAWINGS OR STATEMENTS SUBMITTED BY APPLICANTS, THEIR TECHNICAL CONSULTANTS, SURVEYORS OR ENGINEERS. THE CITY OF CONCORD AND ITS STAFF ARE NOT RESPONSIBLE FOR FINDING OR CORRECTING ANY ERRORS OR DEFICIENCIES IN PLANS SUBMITTED TO THE crry OF CONCORD FOR REVIEW AND APPROVAL, THE CITY OF CONCORD DISCLAIMS ANY LIABILITY FOR ERRORS CONTAINED IN PLANS SUBMITTED TO THE CITY OF CONCORD. THE SIGNATURE OF THE CITY OF CONCORD ENGINEER MAY NOT BE RELIED UPON TO ESTABLISH ANY DUTY OR RELATIONSHIP (SUCH AS A THIRD - PARTY BENEFICIARY) WITH ANY PARTY USING THIS PLAN OR DRAWING. PARTIES Engineering Phone (704) 920-5425 a Fax (704) 786-4521 USING THIS DOCUMENT SHOULD CONDUCT THEIR OWN REVIEW AND ANALYSIS FOR MAKING A DECISION IN RELIANCE ON THIS DOCUMENT, This letter s.hall not be construed as an Authorization to Construct. by the City ofConcord, All applicable permits associated with this project must be obtained and copies must be presented on site prior to commencement of the work. IMPORTANT: Cabarrus County Schools must submit a copy of the NCDEQ-Division of Water Resources, Non -Discharge approval letter and authorization to construct permit and a copy of the engineer's final certification to the City of Concord prior to interconnection with the City of Concord's public wastewater collection system. The City of Concord must be present to observe the connection of this private system, in order to meet the Standard Specifications for Wastewater Collection and Water Distribution for Cabarrus County. Contact Gary Stansbury, Construction Administrator, at (704) 920- 5404 at least 48 .hours prior to the initiating system connection, Construction of the private wastewater collection system project shall be in accordance with 15A„NCAC 02T.0300; The Division of Water Quality's Gravity Sewer Minimum Design Criteria adopted Febmary 1.2,, 1996, as applicable. This does not constitute an acceptance of any part of the project that does not meet: North Carolina Administrative Code Tide 1.5A 02T,0300, as applicable, Failure to comply may result in penalties in accordance with North. Carolina General Statute §1.43-21.5.6A through §143-215.6C, construction of additional or replacement facilities, and/or referral of the North Carolina -licensed Professional Engineer to the licensing board. Please be aware that the City will not assume any responsibility for the operation and maintenance of the subject private wastewater collection system that is located on the property 'beyond the public utility easement/rights-of-way. Cabarrus County Schools will be responsible for complying with e regulatory requirements in. accordance with North Carolina Administrative Code Title 1.5.A 02T.0300, the maintenance and operation of the private wastewater collection system, and obtaining the required permit approvals associated with the private wastewater collection system. Please review this section of the Administrative Code prior to submitting your application to the State. lf th.e permit applicant is unable to perform all of the operation. and maintenance duties required by the State's Administrative Code, a private wastewater collection system extension should not be requested. The City reserves the right to disconnect the subject wastewater collection system and potable water service from the City of Concord's public system if improper operation and maintenance of the private system violations of any Federal, State or local regulations, ordinances, or policies. After the private wastewater collection system has been constructed and prior to water service activation., Cabarrus County Schools must complete the 'NC.DEQ, DWR regulatory requirements in accordance with North Carolina .Administrative Code 15A NCAC' 2T for final approval and the Cabarrus County Schools' engineer must certify that the private wastewater collection system has been installed in accordance with North Carolina Administrative Code 15A. NCAC 2T, A copy of the engineer's certifications, private system. final approval/acceptance letter, and correspondences, as applicable must be submitted to the City of Concord. Sincerely, City of Coned' d SLie Digitally signed by Sue H de Date:2020,11.19 yde Y 16:56:55 -05 00 M. Sue I Iyde, PE Director of Engineering Date Machine ntsi WSACC Approval Letter FTSE-01/14 signed by Sue ld, Hyde oil1/1302020 FESE-0 I/1,4 signed by Chad VonCatmom NCPE on II/1812020 Electronic cc: Project W2020-046 Chambers Engineering, PA Rachel Chambers Carter, NCPE 129 North Sttnet Albemarle, NC 28001 11) 704-984-6427 ) roarter@ce-pa.com Sincerely, City of Concord Thomas A. Bach, PE Engineering Manager Water Resouree5 Z,01 '2,0 Date Thomas A, Bach, Engineering Manager, Wastewater Resources, haohLinglectwordnc,gov Daly Stansbury, Construction Administrator, sionsburyg@corwortindgov M, Sue Hyde, Director of Engineering, hydesEMeoneorducgov WSACC November 16, 2020 Mr. Lloyd Payne City Manager City of Concord P.O. Box 308 Concord, NC 28026-0308 Subject: Flow Acceptance Request — City of Concord Cabarrus County Middle School Private Sewer DearPayne: WATER & SEWER AUTHORITY OF CABARRUS COUNTY 232 Davidson Hwy, Concord, NC 28027 704,786.1783 • 704,795.1561 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 City of Concord on November 16, 2020. WSACC has or will have capacity at the Rocky River Regional Wastewater Treatment Plant and appropriate sewer interceptors to transport and treat the commercial (school) wastewater from the proposed project entitled Cabarrus County Middle School Private Sewer, located off Roberta Road. The referenced project will serve a school with 1,200 students, with a projected wastewater flow of 18,000 gallons per day (gpd). The wastewater generated by this project will be conveyed through a proposed gravity system, through an existing gravity system, and then enter WSACC's system at the existing 30-inch Coddle Creek Interceptor. WSACC acknowledges it has or will have capacity for wastewater from the proposed development based on information provided by Chambers Engineering, PA (Civil Engineer for the project) using North Carolina Department of Environmental Quality (NCDEQ) wastewater flow guidelines. 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 §162A, Article 8, If you have any questions, please call me t (704) 786-1783, extension 224. Sincerely, Chad VonCannon, PE Engineering Director cc: Sherri Moore/Concord Rachel Chambers Carter, PE/Chambers Engineering, PA Michael Wilson/WSACC Thomas Hahn, PE/WSACC Mark Lomax/WSACC Trent Gobble/WSACC Division of Water Resources State of North Carolina Department of Environmental Quality Division of Water Resources Flow Tracking for Sewer Extension Applications (FTSE —10/18) (WSACC USE ONLY) Cabarrus County Middle School Private Sewer Section I. Name of wastewater treatment facility (WWTF) receiving wastewater: Rocky River Wastewater Treatment Facility — Permit ttNiC0036269 LIJ Muddy Creek Wastewater Treatment Facility — Permit #NC0081621 WWTP facility's permitted flow, MGD Estimated obligated flow not yet tributary to the WWTP, MGD WWTP facility's actual avg. daily flow, MGD Total flow for this specific request, MGD 26.500 4,778 19.911 (75.13©% of permit) 0,018 nd ob1hated flowsthe farility, MGD 24.707 Percent otlpermitted used 93.23% Section IL Pump stations along the route from the Jurisdiction's connection point to the WWTP. Pump Statio (Name or Number) Lower Rocky River PS Fomp Station Permit No. (A) . ., Firm Design Average Approx, Correni Capacity* 'Daily Flow .. Average Daily moo (Firni/p1) Flow MGO MGD 362.69 37,000 14.800 12,346 (C) Obligated, Not Yet Tributary Daily Flow lit1G0 4.140 (D) =(B+Cli Total Current Flow Plus Obligated Flow MGD 16,486 (F.)-(A-D) Available MGD -1,686 * The Firm Capacity (design flow) of any pump station is defined as the maximum pumped now that en he achieveswith the largest pump taken out of service, .*Design Average Daily Flow is the firm capacity of the pump station divided by a peaking factor lig) not less Shan 2,5, per Section 2,02(A)(4)(c) of the lielinirnum Design Criteria. .**A Planning Assessment Addendum shall he attached for each pinup station located between the project connection point and the WWTP where Available Capacity is <0. Section 111, WSACC Certification Statement: 1, Chad VonConnon, PF,., certify to the best of my knowledge that the addition of the volume of wastevirater 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 assessmentwhere 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 adden.d.ums for which 1 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 pemilt is requested through the Cabarrus County Building Inspections Department and WSACCri1ve5 payment of the System Development Fee. WSACC 's Signing Official Signature Date PLANNING ASSESSMENT ADDENDUM (PAA) Submit a planning assessment addendum for each pump station listed in Section II where Available Capacity is < 0. Pump Station (Name or Number): Lower Rocky River Pump Station Given that: a. The proportion and amount of Obligated, Not Yet Tributary Daily Flow (C) accounts for 25,1, I% and 4,140 MGD of the committed flow in the Lower Rocky River Pump Station; and that b, The rate of activation of this obligated, not yet tributary capacity is currentlyapproximately 1,806 • GD per year (please see second paragraph below), and that c. A funded Capital Project that will provide the required planned capacity, namely Lower Rocky River Pump Station, Expansion is in design or under construction with planned completion in December 2021; and/or d. The following applies: Per guidance from City of Concord, it is expected that the Cabarrus County Middle School Private Sewer project will be constructed and certified within two years of acceptance (by November 2022), and a phased build -out is not proposed for this project. WSACC has been working with Brown and Caldwell since February 2020 to study an expansion of the Rocky River Regional WWTP, which includes study of expansion for the Lower Rocky River Pump Station. The Lower Rocky River Pump Station currently includes four pumps, with space available for two additional pumps and associated piping. WSACC initiated formal design in September 2020 for implementation of additional pumping, capacity at the Lower Rocky River Pump Station, Given that space is already available for two additional pumps, and that some associated piping is already in place, WSACC currently anticipates that design and construction for implementing additional capacity at the Lower Rocky River Pump Station can be completed by the end of 2021. Based on recent analyses by Brown and Caldwell, WSACC expects that the firm capacity of the upgraded Lower Rocky River Pump Station will be around 53,3 MGD, meaning that WSACC expects the "design average daily flow" of the upgraded Lower Rocky River Pump Station will be around 21.3 MGD. Based on flow trends so far in 2020, WSACC expects the overall 2020 annual average rate of activation for obligated, not yet tributary capacity to be lower than the 1.806 MGD per year indicated above ((rom calendar year 2019). The increase in flow at the Lower Rocky River Pump Station in calendar year 2019 was heavily influenced by significant and persistent rainfall events. The year-to-date average flow for 2020 is approximately 11.2 MGD, much lower than the 12.346 MGD annual average from 201.9, which was heavily influenced by the referenced rainfall events. With the combination of lower actual flows so far in 2020 and an expected lower rate of activation for obligated, not yet tributary flows relative to the values experienced in 2019, WSACC does not currently anticipate issues with design capacity at the Lower Rocky River Pump Station prior to completion of the planned capacity upgrades at the Lower Rocky River Pump Station, Finally, WSACC is also working with a consulting engineer on design and related work for the Back Creek Interceptor Improvements project. Completion of construction for the Back Creek Interceptor Improvements project is expected in early 2022 (after the expansion of the Lower Rocky River Pump Station is complete), and will result in an additional 1.1 MGD of wastewater flow from Charlotte Water conveyed to the WSACC system, which will lead to additional flow at the Lower Rocky River Pump Station. NC DEQ has issued a permit for the Back Creek Interceptor Improvements Project, and included on that permit a stipulation that, prior to any flow being tributary from the Back Creek interceptor Improvements Project, the planned capacity upgrades at the Lower Rocky River Pump Station must be completed and certified. Therefore: Given reasonably expected conditions and planning information, there is sufficient Justification to allow this flow to be permitted, without a significant likelihood of over -allocating capacity in the system infrastructure. 1 understand that this does not relieve the collection system owner from complying with G.S. 143- 25.67(a) which prohibits the introdtc1ion of any waste in excess of the capacity of the waste disposal system. Signing Official signature Da Page 3 of 6 FTSE 10-18 WASTEWATER FLOW ACCEPTANCE FORM FOR THE WATER AND SEWER AUTHORITY OF CAI COUNTY Jurisdiction Requesting Flow Acceptance: Ftow.Pri% ate Sewer Date: 11/13/2020 City of Concord EiCity of Kannapolis OTown of Harrisburg OTown of Mt. Pleasain OCharlotte Mecklenburg Utilities Project Title, Description, and Number of Lots/link: Project Title: Cabarrus County Middle School —(Proiect #2020-046 Si. PRS2020-013481 Description: The Cabarrus County Middle School engineering plans and specifications, as prepared and sealed by Rachel Chambers Carter. NCPE. with 'hambers En ineerin PA f r t le rivate wastewate collection consisting of approximately 1,705 linear feet of 8-iitch private sanitary sewer with 9 manholes and other appurtenanes to seue a 188 600 ch alloc d f r 1 200 studer o d off the intersection of Cochran Road and Roberta Road, with a school atcr discharge of 18,000 GPD, *Number of Lots: OR *Number of Units: 1,200 Where will the new line be connected: LJ Directly into a WSACC Interceptor Into the Jurisdiction's existing collection system El Into a private line *Must be included in request. Describe the location of the tie-in line to which the new sewer line will connect: The extension will tie-in to the existing 8-ineh sanitary sewer system, which extends to the Creek Interceptor proposed 8-inch sanitary sewer 30-inch RCP. WSACC Coddle Which WSACC Interceptor will the flow ultimately be discharged into: 30-inch RCP WSACC Coddle Interceptor What is the WSACC manhole number that the flow will be discharged into? + - Node 010246 What is the quantity of flow that will be discharged? 18,000 GPI) Flow type: Domestic Commercial School 100 0 Creek Name of wastewater treatment facility (WWTF) receiving wastewater: Rocky River Wastewater Treatment Facility — Permit #NC0036269 LI Muddy Creek Wastewater Treatment Facility — Permit #NC0081621 Design drawings of new lines will be submitted to WSACC with the request for acceptance. Drawings can be submitted as a digital file (DWG) or distance and bearing starting with the tap on existing infrastructure, lf the new line is to connect directly into a WSACC interceptor, detailed drawings including specification of the tap, will be required before flow acceptance will be provided, Mark Lomax at 704-786-1783, ext. 231, must be notified 48 hours in advance of a connection into a WSACC interceptor. WSACC will inspect connection before, during, and after completion. If construction is not started within two (2) year from the date of approval of the flow acceptance for this project, the approval is rescinded and a second request and approval will be required for the project. VSACC USE ONLY: DATE: Current sewer model shows an Interceptor as being surcharged south of the manhole in question, Approved 0 Not Approved Current Sewer Model shows, •y.Ara Division of Water Resour State of North Carolina Department of Environmental Quality Division of Water Resources Flow Tracking/Acceptance for Sewer Extension Permit Applications (FTSE —01/14) (JURISDICTION USE ONLY) Cablirrus County Middle School --(Project #2020-046 & PRS2D2OD1348 Jurisdiction Requesting Flow Acceptance for Collection System: EICity of Concord. OCity of Kannapolis EiTown of }'1arrisbur rJTowii of Mt. Pleasant OCharlotte Mecklenburg Utilities Project Title, Description, and Number of Lots/Unit Project Title: Cabarrus County Middle School -{Project #2020-046 & PRS2020-01348j Units: 1,200 Description: The Ca.barrus Cou MidJppLjgjaa s arid_s e •` - -a s. ed.. sealed bv .Rache Chambers Carter, NCPE, w•ith. Cham.bers EngnLcnpjjor tlie rat- wasteater col. .system extension consistinaof approximately 1,705 linear feet of 8-inch. private sanitary sewer wijpanho1es and other appurtenances to serve a 188,600 sq. it, middle school allocated for 1200 students located off the intersection of Cochran Road arid Roberta Road with a school wastewater discharge ofT8,000GPD.._ What is the, quantity of flow that will be discharged? '8,000 GPD How type: Domestic Commercial School 100 % Section 1 - List the jurisdiction's pump stations located between the project connection point and the WSACC Interceptor connection point, Pump Station l'irm Capacity • (Name or Numbed MGD (A) OR) Design Average Daily Flov:** Approx. Current (Fuliilpf) A veragg ODi ly Flom, NiGD MGD (C.) Obligatgd.„ Not Yea: Tributary Daily Flow NICI) (D) = (Fi+Cl .(E)-4A-D) Total Current. Flow Available! Plus Obligated How cupnity. NIGD MCP. * The Firm Capacity of any pump station Is defined as the maximum pumped flow that can he 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 not less than 2,5, tanning Assessment Addendum stoat! be attached for each pump station located between the project connection point and the WSATP where Available Capacity is 0. Section it Jurisdiction's Certification Statement: 1, M. Sue Hyde, certify that, to the best of my knowledge, 0ie addition of the volume of wastewater to be permitted in this project has 'been evaluated along the route to the receiving WS.ACC interceptor.; and the flow from this project is not anticipated to cause any capacity related sanitary sewer overflows or overburden on any downstream pump station in route to the receiving WSACC interceptor 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 plus all attached planning assessment addendu.ms for which, to the best of my knowledge, will not adversely affect the downstream sewer capacity. Signature of this form indicates acceptance of this wastewater flow, Digitally signed by Sue Hyde Sue H yd e Date: 2020.1 1 3 12:35:23 -05'00° Jurisdiction 's Signing Qfficial Signature Date Revision Date. 08,09,1 3 ch mbers engineering, t 29 North F r t Street 84.6427 ph Altarrtwrl, NC 281. Mr. Barry Rive NCDEO- Mooresville Region 0 610 East Center Avenue Mooresville, NC 28115 Re Cabarrus County Middle School Fast Track Sewer System Extension Permit Mr: Love, 10/20/ 020 Please find attached the executed Fast Track Sewer Application for the above referenced project in Cabarru County, NC' I am available at your convenience should you have immediate questions or need further information: Thank you for your time and efforts on this project. Sincerely, Heather Reynolds, El Attach; FTA 04 original, 1 copy)