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HomeMy WebLinkAboutWQ0045440_Application (FTSE)_20240524Double D Engineering, PLLC May 21, 2024 NCDFQ Division of Water Resources 225 Green Street Fayetteville, N.C. 28301 Attn: Trent Allen Ref: King's Quarters Sewer Permit Application Transmittal 4EQ/DWR MAY 2 4 9-0,A WQRos 7AYEi min I r. Qcf" lV)Alal 0790F 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. DOUBLE D ENGINEERING, PLLC Lee Humphrey, Project Manager 150 S. Page Street Southern Pines, NC 28387 PH: (910) 684-8646 Firm No. P-1275 State of North Carolina Department of Environmental Quality DWR Division of Water Resources FAST TRACK SENVER SYSTEM EXTENSION APPLICATION Division of Water Resources FTA 10-23 S SUPPORTING DOCUMENTATION Application Niunlber:.WQ0��1~iCJ+yd (lobe cmnpltled try nn2t) All Wills must he comulcteti or the application will be returned 1. APPLICANT INFORMATION: 1. Applicant's name: Town of Aberdeen (company, iuunicipality, HOA. utilitc. etc.) ?. Applicant type: ❑ Individual ❑ Corporation ❑ General Partnership ❑ Privately-(h►ned Public Utility ❑ Federal ❑ StatelCOnnt)' 0 I'Aunicipal ❑ Other 3. Signature authority's name: Joe Wind per 15A NCAC 02T .0106(b) Title: Public Works„ DiMetur mtLoCIv ML) 4. Applicant's mailing address; PQ Box 785 DWIDWR City: Aberdeen State: JNC Zip: ' 5V,15- MAY 2 4 020Ll(� 5. Appticant's contact information: Phone number: (910)994-7012 Email Address: JWood(iito►.rofaberdecr).net WnROS a'pSQ�► 11. PROJECT IN'FOR\IATION: ='AYPTmtrll I C0C1?-lgN1V f)P!-I f 1. Project name: King's Quarters 2. Application/Projectstatus: ® Proposed (Nc%r Pennit) ❑ Existing Pemtit/Project If a modification.provide the existing permit number: WQOO 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 masterplan. provide the existing pennit number: WQOO 3, C'otnity where project is located: 4[2re 4. Approximate Coordinates (Decimal Degrees): Latitude. 35.15389 Longitude:-79.471359 5. Parcel ID (if applicable): S5512090160 } (or Parcel ID to closest domistream sewer) 111. CONSULTANT INFORMATION l . Professional Engineer: David T. Upchurch_ PE License Number: 92M Finn: D R L Enuincerine. PLLC Mailing address: 150 S. Pave Street City: SUutI1cm Pines Statc: NC Zip: 25357- Pltone number: (2.LO) 684-8646 Email Address: Lecfa:doubledenvxom W. WASTEWATER TREATNIENiT FACILITY (NNWFF) INFOR\LATION: 4. Facility Name: ibl o inty Water Pollution Control Plant Pennit Number: NC'0037505 Order Name: kloore County V. RECEIVING DOWNSTREAM SENVER INFORMATION: 1. Pennit Number(s): WQ 2. Downstream (Receiving) Sewer lnfonnation: S inch I] Gravity M Force Main 3, System Wide Collection System Pennit Number(s) (if applicable): WQCS Owner Name(s): To►►ilof Aberdeen FORM: FTA 10-23 Page I of 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 ® NIA 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.0I 15(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) Nature of wastewater: 100 % Domestic % Commercial % Industrial (See 15A NCAC 02T .0103(20)) If Industrial, is there a Pretreatment Program in effect? 0 Yes ® No 6. Has a 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 e-° No. of Units Flow 2 Bedroom Units 150 gal/day 120 18,000 GPD 3 Bedroom Units 225 gal/day 120 27,000 GPD Clubhouse 250 gal/day 6 1500 GPD Pool 10 gal/person 40 400 GPD gall GPD gal/ GPD Total 46900 GPD a See 15A NCAC 02T .0114(b), (d)._(e)(1)_and le)(_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. 42A4). b Per 15A NCAC 02T .01 14(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: 46,900 GPD (per 15A NCAC 02T .0114 and G.S. 143-215.1) ➢ 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 %IT. GRAVITY SEVER DESIGN CRITERIA (If Applicable) - 02T .0305 & MDC (Gray ily Sewers): _ Stmunarize gravity sckvcr to be pcmnitted: Size (inches) Length (feet) -Material Q 2733 PVC i Section II K 111 of tile MDC forPemtittingofGravity Sewers contains information related to design criteria Section III contains infomtation related to minimum slopes for gravity sewcr(s) Ocersizing lines to meet minimum slope requirements is not allowed and a violation of the UDC VI11. PUMP STATION DESIGN CRITERIA (If Applicable) _02'[ .0305 S MOC (Pump Stations/Force Mains): PROVIDE A SEPARATE. COPY OF THIS_PA(;F FOR FACH PUIVIP STATION,. INCLUDED IN THIS PRUJF('T 1. Primp station ►tuittberor name: I 2. Approximate Coordinates (Decimal Degrees): Latitude: 35,0526 Longitude:-79.1501 3. Total number of pumps at the pump station: t 3. Design flow ofthepumpstation: .0 32millionsgallonsperday(finecapacity) This should reflect the: tota I GPM far the pump Station With the largest pump out of service. 4. Operational point(s) per punnp(s): J,?L) gallons per minute(UM) at j"I feet total dynamic knead (TDH ) S. Summarize the force main to be pennitted (for this Pump Station): Size (inches) Length (feet) Material 6 7369 PVC 6 343 DIP I IF any portion of the farce main is less than 4-inches un diameter. please identify the method of solids reduction per M E&SI'M Section 2.01C.Lb. ❑ Grinder Pump ❑ Mechanical Bar Screen ❑ Other (please specify) 6. Power reliability in accordance with,( 5A NCACO2T .030S&)(1). 0 Standbypowersource or ❑ Standby pump Mast Inavc automatic activation and telemetry - 15A N('AC 02T.03051h)(I )(B), Rcgtiired for all ptintp stations with an average daily flow greater than or equa Ito 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 perday 15A NCACO2T.0305(In1(l )(C): ❑ Portable power source with manual activation, quick -connection receptacle and telemetry - or ❑ Portable pumpingunit with plugged emergency pump Comuction and telemetry: i Include documentation that the portahleSource is mmiedor contracted by the applicant and iccompatible with the station. 1 fthe portable power source or pump is dedicated to mtltiple punnp stations.an eva Ittation ofall the pump sea Lions, stor►ir eapaciticsand the rotation schedule of the portable power Source or pump, including travel timeframcs,shall be provided as pan of this permit application in the case of a multiple station power outage. FORM: ITA 10-23 Page 3 of 3 IV SETBACKS & SEPAPwXTIONS --(02B .0200 & I SA NCAC 02T .0305(f)): 1, Docs the project comply with all separation.,Valtenta tires found in 15AINCAC 02T .0305(f) & (e)? ❑ Yes ❑ No 15.E NCAC 02T.0305(0contains minimum separations that shall be provided forsewersystcros: Setback Parameter* Separation Required Storm sewers and otherutilities not listed below (vertical) IS inches 2Water nia ins (vertical - water over sewer preferred, including in benched trenches) 18 inches 2 Wa ter ni a in-, (horizonta 1) 10 feet Reclaimed water litres (vertical - reclaimed over sewer) 18 inches Rccla imcd water lines (ltorizonta I - reclaimed over sewer) 2 feet **Any private; orpublic w•ater Supply source, including any wells, WS-1 waters ofClass 1 or Class 11 impounded reservoirs uscd as a source of drinking water. and associaled wetlands. 100 feet "Waters classified WS (except WS-1 or WS-V), B, SA_ ORW, I IQW, or SB from nonttal hitch water (or ride elevation) and wetlands associated with these waters (see item 1X.2) 50 feet **Any other stream, lake, inlpoundnlenl, 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 Anv swimming pools 10 feet Final earth grade (vertical) 36 inches Ifnoncompliance with 02T.0305(f)or(e). see Section X.I of this application *I5ANCAC 02T.0305(el contains ahematives where separations in 02T.0305(ncannot be achieved. Please check "yes" above if these altenta0ves are used and provide narrative infomtation to explain. **Stream classifications can be identified using the Division's NC ,Surface Water Classifications webpaae _, Does this project comply with the minimum separation requirements for water mains? ® Yes ❑ No ❑ N/A i If no, please refer to I SA NCAC ISC.0906(f) for documentation requirements and submit a separate document, siSnted/sealed by an NC licensed PF. verifying the criteria outlined in that Rule. 3. Does the project comply with separation requirements for wetlands:' ElYes ElNo ® N A Please provide supplementary information identifying the areas of non-confortltance. See the Division's draft separation requirements for situations where separation cannot be mel. i 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 piles? ❑ Yes Basin name; ®1No 1 f ycs, does the project comply with setbacks found in the river basin rules per 15ANCAC_02B .0200? ❑ Yes ❑ No This includes Trout Buffered Streams per,15ANCAC 2B.0202 5. Does the project rcqu ire covcmgeiauthorization under 304 Nationwide/individual pemiit% ® N"cs ❑ No or401 Water Qua lityCertifications? Please provide the pennil number,pemlittingstatus in the cover lei ter if coveragclatithorizalio11 is required. 6. Does project comply with,l5ANCAC 02T.0105(c)(6)(additionaIperinits/certificalions)? ® Yes ❑ No Per I5ANCAC 02T.0105(c)(6). directly related environmental pennits orcertification applications must be being prepared, have been a pplied for; orhave been obtained. Issuance of this permit is contingent on issuance of dependent permits (erosion and sedimentation control plans. storinwiter management plans, etc.). 7. Does this projccl include any sewer collection lines that are deemed "high -priority?" ❑ Yes ® No Per ISA NCAC 02T.0402. "high -priority sewer' means any aerial sewer, sewer contacting surface waters, siphon, or sewers positioned para Ilel to streambanks that are subject to erosion that undenn incs or deteriorates the sewer. Siphons and servers suspended through interference/conflict boxes require a variance approval. If ycs.includean attachment with details foreach line, includinetype (aerial line, size, material; and location). High priority lines shall he inspected by the permittee or its representative at least once every six -months and Inspections documented per I SA NCAC 02T.0403(a)(5) or the perntittee's individual System:NVide Collection permit. FORM: FTA 10-23 Page 4 45 IX. SETBACKS & SEPARATIONS — (02B.0200 & 15A NCAC 02T.0305(f)): 1. Does the project comply with all separations/ahernatives 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) 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) l8 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 11 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 1X.2) 50 feet "Any other stream, lake, impoundment, or ground water lowering and surface drainae ditches, as well as wetlands associated with these waters or classified as WL. , *'""' "'<, 10 feet Any building foundation (horizontal) o:I 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 (}tM-,�"'' 10 feet Final earth grade (vertical) ''°,; C'� 36 inches u C 4 WE ➢ If noncompliance with 02T.0305(f) or (g), see Section X.1 of this applicatt "I'" S1 " 15A NCAC 021'.0305(g) contains alternatives where separations in 02T.0305(t) cannot be achiev d. 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? ® 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? ❑ Yes ❑ No ® N/A Please provide supplementary information identifying the areas of no -conformance. D 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: ®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 2B.0202 5. Does the project require coverage/authorization under a 404 Nationwide/individual permits ❑ Yes ® No or 401 Water Quality Certifications? A 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)? ® 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 ® 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 X. CERTIFICATIONS: 1. Does the submitled systent comply with .I SA NCAC 02T, the Minimum Degoga Criteria for the Permitting of Pump Stations and Force Mains (latest versionnj and the Gravity_Sgwar 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 (\'ADC 10-14) and supportitt�, documents for review to the Central Office. oval of the re nest gill be issued concurrently with the approval of, the permit. and proiects requiring a variance approval may be subicct to longer LU19 l times, Eornrojects!!clot!; two ormore variances orwhere the variance is determined by the Division to be a significaut partion of tllg proiect, the full tecinical review is rev uired. 2. Professional Engineer's Certification; 1,AAV:n f- 0,04kU11GA_ �F attest that thisapplicationfor _YWA5 Q_V P (Professional F.niincc s natue franc Allplication horn IHA.) (ProjA Nance from Application Item 11.1) 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. DesignMinimum ri r Qr_avity Sewers(latest version . and the Minimum QqsignCriteria forthe Fast-TrackPermittin of pumg Stations and Force Mains (latest version). Althouglt other professions Is may have developed certa ill portions of this submittal package. inclusion of these materials undertnv signature and scalsi�-ririfies that I have reviewed this maierialand have judged it to be consistent wills the proposed design. NOTE — In accordancewith General Statutes 143-2I5AAand 143-215.013, any person who knowingly makesanv false statement, represcnta tion, or certification in anv application package sliall be guilty of a Class 2 misdemeanor. which may include a fate not to exceed S 10,0007 as well as civil penalties up to S25,000 perviola tion. Alisrepresentation of ilte applicatiut information, including fa ilure to disclose anv desi-n nun-complia nce with the applica ble Rules a rid design criteria, may subject the Notch Carolina -licensed Professional Engineer to referral to the: licensing board. (21 North Carolina Professional Engineer's seal, signature, and date: w 3. Applicant's Certification per 15A NCAC 02T .0106(b): i"Vel„� A'�Ul+ Q)Cks' 1 ireAbr.attest that (his applicalion for --Vii2e,I l�{Lt�i(��✓.s (Signature Authority Namc front Application Item 1.3.) (Projb f \amc from Application lien H I) attest that this application has been reviewed by me and is accurate and complete to the best of my knowledge. I understand that Wall required partsof this application are not completed and that if all required supporting documentation and allachments are not included, this application package is subject to being returned as incomplete. I understand that any discltatjc ofwastewater from this non -discharge system to surface waters or the land will result in anintrnediatecnforcctnertt action that may include civil penalties, injunctive relief, and!orcrint ina 1 prosecution. I will make no claim against the Division ofWater Resources should a condition ofthis 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 attachment., are not included, this application package will be returned to tree as incomplete. NOTE — [it accordancewitlt General Stalutes,143-21 5.6A and 143-215.6B. any person who knowingly makes anv false slalentcnl.represenlation,oreenificalion in any applicationpackageshall be guilty of a Class? misdentcanor,which may include a fine not to exceed S 10,000 as well as civil penalties up to S25,000 per violation. /_�Sigttalure: �,' w ` � � Date:57^ ;�{y�� FORM: FTA 10-23 Pasc 5 of 5 At nlvlston at Waiter �#tc�sc�urces State of North Carolina Department of Environmental Quality Division of Water Resources Flow Tracking for Sewer Extension Applications (FTSE 10-18) Entity Requesting Allocation: Town of Aberdeen Project Name for which flow is being requested: KiU's_Quarters Afore than one FTSE may be required far a single project if the owner of the li'f FTP is not responsible for all pump stations along the route of the proposed wastewater flow. 1. Complete this section only if you are the owner of the wastewater treatment plant. a. WWTP Facility Name: Moore ConWater Pollution Control Plant b. WWTP Facility Permit #: NC 0037508 c. WWTP facility's permitted flow d. Estimated obligated flow not yet tributary to the WWTP e. WWTP facility's actual avg. flow f Total flow for this specific request g. Total actual and obligated flows to the facility h. Percent of permitted flow used A11 flows are in v r—u 10.0000 &DWR 0.94472 5.00000 2 4 dz;a �, 0.04690 5.99162 W Ov 59.9162 - n" c act--ln*t�i r),*�"- CE 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 Obligated, Pump Pump Average Approx. Not Yet Total Current Station Station Firm Daily Flow** Current Tributary Flow Plus (Name or Permit Capacity, * (Firm 1 pf), Avg. Daily Daily Flow, Obligated Available Number) No. MOD MOD Flow, MOD MGD Flow Capacity"** * The Firm Capacity (design flow) of any pump station is defined as the maximum pumped slow 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): Moore County Public Utilities Downstream Permit Number: WQCS00034 Page 1 of 6 FTSti 10-18 111, Certification Statement: I Randy Gould, 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 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. 'Phis 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 tra nspo nd treat the proposed new wastewater. Signing Official V TitleSigning Date Page 2 of 6 State of North Carolina Department of Environmental Quality Division of Water Resources [114610n of Water Resources Flow Tracking/Acceptance for Sewer Extension Applications (FTSE 04-16) Entity Requesting Allocation: Town of Aberdeen Project Name for which flow is being requested: King's Quaters 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: Moore County Water Pollution Control Plant b. WWTP Facility Permit #: NC0037508 c. WWTP facility's permitted flow d. Estimated obligated flow not yet tributary to the WWTP e. WWTP facility's actual avg. flow f. Total flow for this specific request g. Total actual and obligated flows to the facility h. Percent of permitted flow used All flows are in MGD 10.0000 OEM MANUM" 0.0469 u. II. Complete this section for each pump station you are responsible proposed wastewater flow. List pump stations located between the project connection point and the WWTP: (A) Design Pump Average Daily Station Firm Flow** (Name or Capacity, * (Firm / pf), Number) MGD MGD (B) (C) (D)=(B+C) Obligated, Approx. Not Yet Total Current Current Avg. Tributary Flow Plus Daily Flow, Daily Flow, Obligated MGD MGD Flow "Wr-' r. (E)=(A-D) Available Capacity*** * The Firm Capacity of any pump station is defined as the maximum pumped flow that can be achieved with the largest pump taken out of service. ** Design Average Daily Flow is the firm capacity of the pump station divided by a peaking factor (pf) not less than 2.5. *** A Planning Assessment Addendum shall be attached for each pump station located between the project connection point and the WWTP where the Available Capacity is < 0. Downstream Facility Name (Sewer): Moore Co. Water Pollution Control Plant Downstream Permit Number: unknown Page 1 of 6 FTSE 04-16 111. Certification Statement: I Joe NVOOd. Public Works Director certify to the best ofmy knowledge that the addition of the volume of wasteNvater to be permitted in this project has been evaluated alone the route to the receiving wastewater treatment facility and that the flov,- 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. `riven 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 11 plus all attached planning assessment addendums for which I am the responsible party. Signature of this form indicates acceptance of this wastewater flow. ,Sr�nin�(()fficicr] ,�1�17(llrrl'N Page ? of 6 S— Della ETSE 04-16 Project Cover Letter King's Quarters The new 8" gravity sewer mains to serve the King's Quarters Project will connect to a new Sewer Pump Station which will then pump to an existing gravity sewer manhole belonging to the Town of Aberdeen located at the end of Rowe Street. The new 8" gravity sewer main will extend 2,738 If with 16 new 4' dia. manholes to serve the apartments. The new Sewer Pump Station will be equipped with a new 10 HP, 320 GPM @ 41.42 TDH pumps. The new 8" PVC Sewer Force Main shall extend 7,712 If to the existing manhole. The Sewer Improvements to serve King's Quarters will serve 10 Apartment Complexes, holding 120 2-bedroom units @ 150 gpd/unit, 120 3 bedroom units @ 225 gpd/unit, a pool for 400 gpd, a pool house for 250 gpd/day per fixture, with six fixtures, This totals for a proposed flow of 46,900 gpd. Downstream Sewer Evaluation Moore County has built a hydraulic model of the entire existing Moore County Sewer System all the way back to the Moore County WWTP. Prior to issuing the Flow Acceptance Letter, Moore 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 WWTP to handle the additional flow. ll-Ct tivr- f DEQIaWR Mi4.f y x 2oa.q WOROS tf7 { j} . d. LU A kj�k�, Yt Downstream Sewer Evaluation Sewer Improvements to serve King's Quarters 8" Diameter PVC Pipe at 0.40% grade Clubhouse @ 1500 gpd 120 bedrooms @ 150 gpd=18,8000 GPD 120 bedrooms @ 225 gpd=27,000 GPD Pool 40 persons @ 10 gpp = 400 gpd Total flow of 46,900 GPD 46,900 gpd times 2.5 Peak Factor = 117,250 GPD Input Parameters Data Manning n for material 0.012 Slope (fuft) 0.004 Pipe diameter (in) 8 Slope min. (8"-18" pipe) 0.004 Slope min. (21'-36" pipe) FALSE Pipe Diameter (ft) 0.667 X-sex area (1/2-full) 0.174 Hydraulic Radius 0.167 Hydraulic Radius " 2/3 0.303 Slope ^ 1/2 0.063 Velocity (fus) 2.378 Flow (cfs) 0.415 Flow (gps) 3.104 Flow (gpd) 1/2 Pipe 268,163 Flow (gpd) 3/4 Pipe 402,244 Flow (gpd) Full Pipe 536,325 DEOIDWR WQROS �AYET7r1/P I r- OCCON141 Or'`rr1C� Existing Gravity Sewer has sufficent capacity to handle current and future flow. For the Downstream Sewer Pump Stations and Outfalls, Moore County Public Utilities has built a hydrualic model of their sewer system and inserts all proposed flow into their Hydraulic Model prior to issueing the flow acceptance letter. ZLJGU.S. DEPARTMENT OF THE IM AM S y�xye, SOUNERN PINES QUADRANGU Zw.a rw U.S. GCOLWKAL SIRIVC/ r• .� US Topo IbRTN [AWLIMA = LmGR[ [IAAnv 7.7-YRRRe %EMU �01 •5 , _ir .. _ �� k DEQIDWR WQROS �Ai%�iT�'11tfi7 •M4nrvrt..nrt 4=1 f � - _ t.. t - Y'il �a �5 � S � 3 ' PIN}:H 1'RSI' ` Stll"I'1lr:R\ -Y. , t i•R:4� 7 .•w ` . J6 ••L, 41 f, 't [ �Ilr / Tffi 12 IS M a5 O e] „41wrL»ono FVOSM �vintl� (wM}c� eanvr SCALE 1,:E4 GOG 1 vrvp2l+nnfA�94 SOIIi11ER11 MKS, HC 2622 w J % N°, �% 4. e � { yr✓ '' , y r 0 / ... .. r pp J� 'p�-.1 L/ ..��• } '. § �,t� �-..emu N.'.L