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WQ0040210_Application_20220606
Division of Water Resources DECEIVED/NCDEQ/DWR State of North Carolina Department of Environmental Quality JUN - 6 2022 Division of Water Resources WOROYAST TRACK SEWER SYSTEM EXTENSION APPLICATION MOORESVILLE REGIONAL OFFICEFTA 06-21 & SUPPORTING DOCUMENTATION l I''YJ� Application Number: k%>`T��js>a (to be completed by D RECEIVED/NCDEQ/Da M®©RE v,�; E JUN — tf L�O22 Salisbury -Rowan Utilities (company, municipality, HOA, utility, etc. REGIONAL OFFICE All items must be completed or the application will be returned I. APPLICANT INFORMATION: 1. Applicant's name: 2. Applicant type: ❑ Individual ❑ Federal ❑ Corporation El State/County ❑ General Partnership ® Municipal 3. Signature authority's name: Jason Wilson, PE per 15A NCAC 02T .0106(b) Title: Assistant Utilties Director 4. Applicant's mailing address: 1 Water Street City: Salisbury State: NC Zip: 28144- 5. Applicant's contact information: Phone number: (704) 216-7553 Email Address: iawilsAsalisburync.gov ❑ Privately -Owned Public Utility ❑ Other II. PROJECT INFORMATION: 1. Project name: Crane Creek Lift Station Operational Change 2. Application/Project status: ❑ Proposed (New Permit) ® Existing Permit/Project If a modification, provide the existing permit number: WQ0040210 and issued date: August 17, 2018, For modifications, also attach a detailed narrative description as described in Item G of the checklist. If new construction, but part of a master plan, provide the existing permit number: WQ00 3. County where project is located: Rowan 4. Approximate Coordinates (Decimal Degrees): Latitude: 35.6621° Longitude: -80.4262° 5. Parcel ID (if applicable): (or Parcel ID to closest downstream sewer) III. CONSULTANT INFORMATION: 1. Professional Engineer: Jordan T. Taylor, PE Firm: Highfill Infrastructure Engineering, PC Mailing address: 380 Knollwood Street, Suite 734 City: Winston-Salem State: NC Zip: 27103- Phone number: (336) 443-2314 Email Address: itaylorAhiepc.com License Number: 043896 IV. WASTEWATER TREATMENT FACILITY (WWTF) INFORMATION: 1. Facility Name: Town Creek Wastewater Treatment Facility Permit Number: NC0023884 Owner Name: V. RECEIVING DOWNSTREAM SEWER INFORMATION: 1. Permit Number(s): WQ 2. Downstream (Receiving) Sewer Information: 42 inch Gravity ❑ Force Main 3. System Wide Collection System Permit Number(s) (if applicable): WQCS00019 Owner Name(s): Salisbury -Rowan Utilities FORM: FTA 06-21 Page 1 of 5 THE COMPLETED APPLICATION PACKAGE INCLDING ALL SUPPORTING INFORMATION AND MATERIALS, SHOULD BE SENT TO THE APPROPRIATE REGIONAL OFFICE: REGIONAL OFFICE ADDRESS COUNTIES SERVED Asheville Regional Office 2090 US Highway 70 Swannanoa, North Carolina 28778-8211 (828) 296-4500 (828) 299-7043 Fax Avery, Buncombe, Burke, Caldwell, Cherokee, Clay, Graham, Haywood, Henderson, Jackson, Macon, Madison, McDowell, Mitchell, Polk, Rutherford, Swain, Transylvania, Yancey Water Quality Section Fayetteville Regional Office 225 Green Street Suite 714 Fayetteville, North Carolina 28301-5095 (910) 433-3300 (910) 486-0707 Fax Anson, Bladen, Cumberland, Harnett, Hoke, Montgomery, Moore, Robeson, Richmond, Sampson, Scotland Water Quality Section Mooresville Regional Office 610 E. Center Avenue Mooresville, North Carolina 28115 (704) 663-1699 (704) 663-6040 Fax Alexander, Cabarrus, Catawba, Cleveland, Gaston, Iredell, Lincoln, Mecklenburg, Rowan, Stanly, Union Water Quality Section Raleigh Regional Office 3800 Barrett Drive Raleigh, North Carolina 27609 (919) 791-4200 (919) 571-4718 Fax Chatham, Durham, Edgecombe, Franklin, Granville, Halifax, Johnston, Lee, Nash, Northampton, Orange, Person, Vance, Wake, Warren, Wilson Water Quality Section Washington Regional Office 943 Washington Square Mall Washington, North Carolina 27889 (252) 946-6481 (252) 975-3716 Fax Beaufort, Bertie, Camden, Chowan, Craven, Currituck, Dare, Gates, Greene, Hertford, Hyde, Jones, Lenoir, Martin, Pamlico, Pasquotank, Perquimans, Pitt, Tyrrell, Washington, Wayne Water Quality Section Wilmington Regional Office 127 Cardinal Drive Extension Wilmington, North Carolina 28405 (910) 796-7215 (910) 350-2004 Fax Brunswick, Carteret, Columbus, Duplin, New Hanover, Onslow, Pender Water Quality Section Winston-Salem Regional Office 450 W. Hanes Mill Road Suite 300 Winston-Salem, North Carolina 27105 (336) 776-9800 (336) 776-9797 Fax Alamance, Alleghany, Ashe, Caswell, Davidson, Davie, Forsyth, Guilford, Rockingham, Randolph, Stokes, Surry, Watauga, Wilkes, Yadkin Water Quality Section INSTRUCTIONS FOR FORM: FTA 05-21 & SUPPORTING DOCUMENTATION Page 3 of 3 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 HOA/POA Operational Agreement (FORM: HOA) and supplementary documentation as required by 15A NCAC 02T.0115(c) been attached? ❑ Yes ❑ No Z N/A 4. Origin of wastewater: (check all that apply): ® Residential (Individually Owned) ® Residential (Leased) ® School / preschool / day care ® Food and drink facilities ® Businesses / offices / factories 111 Retail (stores, centers, malls) ❑ Retail with food preparation/service ❑ Medical / dental / veterinary facilities ® Church ❑ Nursing Horne ❑ Car Wash ❑ Hotel and/or Motels ❑ Swimming Pool/Clubhouse ❑ Swimming Pool/Filter Backwash ❑ Other (Explain in Attachment) 5. Nature of wastewater : 70 % Domestic 15 % Commercial 15 % Industrial (See 15A NCAC 02T .0103(20)) If Industrial, is there a Pretreatment Program in effect? ® Yes ❑ No 6. Has a flow reduction been approved under 15A NCAC 02T .0114(f)? ❑ Yes ® No ➢ If yes, provide a copy of flow reduction approval letter with this application 7. Summarize wastewater generated by project: Establishment Type (see 02T.0114(f)) Daily Design Flow a,b No. of Units Flow gal/ GPD gal/ GPD gal/ GPD gal/ GPD gal/ GPD gal/ GPD Total 0 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.0114] shall be determined using available flow data, water using fixtures, occupancy or operation patterns, and other measured data. 8. Wastewater generated by project: 0 GPD (per 15A NCAC 02T .0114) ➢ 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 timefrarne 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 06-21 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 ➢ 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 requirements is not allowed and a violation of the MDC VIII. PUMP STATION DESIGN CRITERIA (If Applicable) — 02T .0305 & MDC (Pump Stations/Force Mains): PROVIDE A SEPARATE COPY OF THIS PAGE FOR EACH PUMP STATION INCLUDED IN THIS PROJECT 1. Pump station number or name: Crane Creek Lift Station 2. Approximate Coordinates (Decimal Degrees): Latitude: 35.6621° Longitude: -80.4262° 3. Total number of pumps at the pump station: 4 3. Design flow of the pump station: 3.60 millions gallons per day (firm capacity) ➢ This should reflect the total GPM for the pump station with the largest pump out of service. 4. Operational point(s) per pump(s): 2,450 gallons per minute (GPM) at 136.5 feet total dynamic head (TDH) — Firm capacity 5. Summarize the force main to be permitted (for this Pump Station): Size (inches) Length (feet) Material If any portion of the force main is less than 4-inches in diameter, please identify the method of solids reduction per MDCPSFM Section 2.01C.1.b. ❑ Grinder Pump ❑ Mechanical Bar Screen ❑ Other (please specify) 6. Power reliability in accordance with 15A NCAC 02T .0305(h)(1): ® Standby power source or ❑ Standby pump ➢ Must have automatic activation and telemetry - 15A NCAC 02T.0305(h)(1)(B): ➢ Required for all pump stations with an average daily flow greater than or equal to 15,000 gallons per day ➢ Must be permanent to facility and may not be portable Or if the pump station has an average daily flow less than 15,000 gallons per day 15A NCACO2T.0305(h)(1)(C): ❑ Portable power source with manual activation, quick -connection receptacle and telemetry - or ❑ Portable pumping unit with plugged emergency pump connection and telemetry: ➢ Include documentation that the portable source is owned or contracted by the applicant and is compatible with the station. ➢ If the portable power source or pump is dedicated to multiple pump stations, an evaluation of all the pump stations' storage capacities and the rotation schedule of the portable power source or pump, including travel timeframes, shall be provided as part of this permit application in the case of a multiple station power outage. FORM: FTA 06-21 Page 3 of 5 IX. SETBACKS & SEPARATIONS — (02B .0200 & 15A NCAC 02T .0305(f)): 1. Does the project comply with all separations/alternatives found in 15A NCAC 02T .0305(f) & (g)? 15A NCAC 02T.0305(f) contains minimum separations that shall be provided for sewer systems: Yes ❑ No Setback Parameter* Separation Required Storm sewers and other utilities not listed below (vertical) 18 inches 2Water mains (vertical - water over sewer preferred, including in benched trenches) 18 inches 2Water mains (horizontal) 10 feet Reclaimed water lines (vertical - reclaimed over sewer) 18 inches Reclaimed water lines (horizontal - reclaimed over sewer) 2 feet **Any private or public water supply source, including any wells, WS-I waters of Class I or Class II impounded reservoirs used as a source of drinking water, and associated wetlands. 100 feet **Waters classified WS (except WS-I or WS-V), B, SA, ORW, HQW, or SB from normal high water (or tide elevation) and wetlands associated with these waters (see item IX.2) 50 feet **Any other stream, lake, impoundment, or ground water lowering and surface drainage ditches, as well as wetlands associated with these waters or classified as WL. 10 feet Any building foundation (horizontal) 5 feet Any basement (horizontal) 10 feet Top slope of embankment or cuts of 2 feet or more vertical height 10 feet Drainage systems and interceptor drains 5 feet Any swimming pools 10 feet Final earth grade (vertical) 36 inches > If noncompliance with 02T.0305(f) or (g), see Section X.1 of this application *15A NCAC 02T.0305(g) contains alternatives where separations in 02T.0305(f) cannot be achieved. Please check "yes" above if these alternatives are used and provide narrative information to explain. **Stream classifications can be identified using the Division's NC Surface Water Classifications webpage 2. Does this project comply with the minimum separation requirements for water mains? ® 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 non-conformance. > See the Division's draft separation requirements for situations where separation cannot be met. > No variance is required if the alternative design criteria specified is utilized in design and construction. 4. Is the project located in a river basin subject to any State buffer rules? ❑ Yes Basin name: ® 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? > 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?" 111 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 06-21 Page 4 of 5 X. CERTIFICATIONS: I. Does the submitted system comply with 15A NCAC 02T, the Minimum Design Criteria for the Permitting of Pump Stations and Force Mains (latest version), and the Gravity Sewer Minimum Design Criteria (latest version) as applicable? ® Yes ❑ No If no, for projects requiring a single variance, complete and submit the Variance/Alternative Design Request application (\'ADC 10-14) and supporting documents for review to the Central Office. Approval of the request will be issued concurrently with the approval of the permit, and projects requiring a variance approval may be subject to longer review times. For projects requiring two Or more variances or where the variance is determined by the Division to be a significant portion of the project, the full technical review is required. 2. Professional Engineer's Certification: I, Jordan T. Taylor, PE , attest that this application for Crane Creek Lift Station Operational Change (Professional Engineer's name from Application Item 111.1,) (Project Name 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, 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 1 have reviewed this material and have judged it to be consistent with the proposed design. NOTE — In accordance with General Statutes 143-215.6A and 143-215.6B, any person who knowingly makes any false statement, representation, or certification in any application package shall be guilty of a Class 2 misdemeanor, which may include a fine not to exceed $10,000, as well as civil penalties up to $25,000 per violation. Misrepresentation of the application information, including failure to disclose any design non-compliance with the applicable Rules and design criteria, may subject the North Carolina -licensed Professional Engineer to referral to the licensing board. (21 NCAC 56.0701) \\11T1'Tl'I i l i!/I// // North Carolina Professional Engineer's seal, signature, and date: ��`� 0.N CARD 1''i, \ � pFESSI04/4 y9 Digitally signed by Jordan Taylor DN: C=US, E=jtaylor@hiepc.com, O=HIGHFILL, CN=Jordan Taylor Location: Winston-Salem, NC Reason: I agree to specified portions of this document Date: 2022.06.03 09:37:52-04'00' 3. Applicant's Certification per r 15A NCAC 02T .0106(b): I, T,) /-� Scl ' Wit , attest that this application for Crane Creek Lift Station Operational Change (Signature Authority Name from Application Item 13.) (Project Name from Application Item 11.1) 04389 05/20/22 47/GINEER...•6*-- %,/D4 N T ' S Py�;.\\. f7rrnntsttt'" SEAL NOT VAUD UNLESS SIGNED AND DATED 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. 1 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, 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 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. ,7amti /f wi2'mh Jason H. Wilson (Jun 3,102214(28 EDT) Signature: Date: e5/247/2 el — FORM: FTA 06 Page 5 of 5 Full Packet_Crane Creek Re -Rate Request_202 2-05-17_signed Final Audit Report 2022-06-03 Created: 2022-06-03 By: Ashley Webb (ashley.webb@salisburync.gov) Status: Signed Transaction ID: CBJCHBCAABAAkGAx4Vr7iuW_SRlmise-cdpllsQaaKJr "Full Packet_Crane Creek Re -Rate Request_2022-05-17_signed " History er. Document digitally presigned by Jordan Taylor (jtaylor@hiepc.com) 2022-06-03 - 1:35:52 PM GMT tj.0 Document digitally presigned by Jordan Taylor (jtaylor@hiepc.com) 2022-06-03 - 1:37:52 PM GMT ,f Document created by Ashley Webb (ashley.webb@salisburync.gov) 2022-06-03 - 5:50:55 PM GMT- IP address: 64.53.99.60 E Document emailed to Jason H. Wilson (jawils@salisburync.gov) for signature 2022-06-03 - 5:53:06 PM GMT t Email viewed by Jason H. Wilson (jawils@salisburync.gov) 2022-06-03 - 6:27:24 PM GMT ) Document e-signed by Jason H. Wilson (jawils@salisburync.gov) Signature Date: 2022-06-03 - 6:28:28 PM GMT - Time Source: server Agreement completed. 2022-06-03 - 6:28:28 PM GMT Adobe Acrobat Sign Field Pump Test Calculations 12-May-22 Project Name: Crane Creek LS Re -Rate Pump Station Name: Crane Creek Pump No: 1&4 Start time of day: End time of day: W.Well Dia = W.Well Vol = 2:45 PM 2:50 PM Wet Well SF J-Box SF 141.01 64.00 205.0 cf/ft depth (Volume per V.F.) 1534 gal/ft depth ft (from drawings) Time (min) Depth (ft) A Depth (ft) A Vol (gal) Flowrate (gpm) Notes - 19.2 k., `� �� ,„;' k a,�<"r ~ All values below in GPM 0.25 19.1 -0.1 -168.7 -674.74 0.50 19.0 -0.1 -199.4 -797.42 (762.37) Average Influent Rate pre -test 0.75 18.8 -0.1 -199.4 -797.42 1.00 18.7 -0.1 -168.7 -674.74 1.25 18.6 -0.1 -168.7 -674.74 1.50 18.5 -0.1 -214.7 -858.76 1.75 18.3 -0.1 -214.7 -858.76 2.00 18.2 -0.1 -168.7 -674.74 18.2 0.25 18.5 0.3 0.50 18.9 0.3 490.7 1962.88 0.75 19.2 0.3 460.1 1840.20 ' 1,813.92 Volume change rate 1.00 19.5 0.3 460.1 1840.20 2,570.81 Pumping Rate 1.25 19.7 0.3 383.4 1533.50 1.50 20.0 0.3 475.4 1901.54 1.75 20.3 0.3 460.1 1840.20 2.00 20.6 0.3 444.7 1778.86 - 19.9 19.9 0.25 19.7 -0.1 -168.7 -674.74 (751.42) Average Influent Rate post-test 0.50 19.6 -0.1 -184.0 -736.08 0.75 19.5 -0.1 -199.4 -797.42 1.00 19.4 -0.1 -199.4 -797.42 Pump Test Data Sheet_2022-05-13.xls HIGHFILL Proj. No. SRU1701b Printed: 5/17/2022 DWR Division of Water Resources State of North Carolina Department of Environmental Quality Division of Water Resources FAST TRACK SEWER SYSTEM EXTENSION APPLICATION FTA 06-21 & SUPPORTING DOCUMENTATION Application Number: (to be completed by DWR) All items must be completed or the application will be returned I. APPLICANT INFORMATION: RECEI D/N ' DEQ/DWR MA 4 202211 1. Applicant's name: Salisbury -Rowan Utilities (company, municipality, HOA, utility, etc.) WORD MOOREILLE REGI� AL IOFFICE 2. Applicant type: ❑ Individual ❑ Corporation ❑ General Partnership ❑ Private y-Owned Public ► trl ty ❑ Federal ❑ State/County ® Municipal 3. Signature authority's name: Jason Wilson, PE per 15A NCAC 02T .0106(b) Title: Assistant Utilties Director 4. Applicant's mailing address: 1 Water Street City: Salisbury State: NC Zip: 28144- 5. Applicant's contact information: Phone number: (704) 216-7553 Email Address: jawils@salisburync.gov ❑ Other II. PROJECT INFORMATION: 1. Project name: Crane Creek Lift Station Operational Change 2. Application/Project status: ❑ Proposed (New Permit) ® Existing Permit/Project If a modification, provide the existing permit number: WQ0040210 and issued date: August 17, 2018, For modifications, also attach a detailed narrative description as described in Item G of the checklist. If new construction, but part of a master plan, provide the existing permit number: WQ00 3. County where project is located: Rowan 4. Approximate Coordinates (Decimal Degrees): Latitude: 35.6621° Longitude: -80.4262° 5. Parcel ID (if applicable): (or Parcel ID to closest downstream sewer) III. CONSULTANT INFORMATION: 1. Professional Engineer: Jordan T. Taylor, PE Firm: Highfill Infrastructure Engineering, PC Mailing address: 380 Knollwood Street, Suite 734 City: Winston-Salem State: NC Zip: 27103- Phone number: (336) 443-2314 Email Address: jtaylor@hiepc.com License Number: 043896 IV. WASTEWATER TREATMENT FACILITY (WWTF) INFORMATION: 1. Facility Name: Town Creek Wastewater Treatment Facility Permit Number: NC0023884 Owner Name: Salisbury -Rowan Utilities V. RECEIVING DOWNSTREAM SEWER INFORMATION: 1. Permit Number(s): WQ 2. Downstream (Receiving) Sewer Information: 42 inch ® Gravity ❑ Force Main 3. System Wide Collection System Permit Number(s) (if applicable): WQCS00019 Owner Name(s): Salisbury -Rowan Utilities FORM: FTA 06-21 Page 1 of 5 T USGS U.S. DE U.S. GEOL+ GOAL SURVTHE EINTERIOR 46m"E 4J 48 AS5 a54 a5t "51 n50 FEE 46 Produced by the Untied States Geab.intSU,Vey 44 16" DI Gravity, Sewer 'VV. USTopo 51 SCALE 1:24 000 51 10" DI Force Main '54 SALISBURY QUADRANGLE NORTH CAROLINA 7.5.MINUTE SERIES Sea we FEET '56 FEET aye .55 .54 "51 .51 "50 49 48 .45 59°^ .,.,,.40 U '55 ROAD EL.IFICATION CO.: �Anau�. m.m C3usaa,. Osa�. SALISBURY, NC 2016 CAME TO DAPS. SCRON WAY ..war SET NOTE • SAT . LOTS Sic=u CONNECTOR 24. v S.S. MAWS OM VI. vs/AT AS SWAM PLAN — WETWELL AND VALVE VAULT INTERIOR t rrrrr Sketch No. 1 - Proposed Valve Opening May 17, 2022 Note: All features show below are existing. Existing features are shown from Crane Creek Lift Station & Force Main Upgrade record drawings by HIGHFILL, dated January 8, 2021. Drawing has been scaled down by 50% to fit on 11 x17. Scale as shown is 3/16" = NNW LOCA11101 Of OS 10.. MIRO AS RECO.. CORE IN VALK VAULT (Normally Open nu RECEIVED/NCDEQ/DWR JUN - 6 2022 WOROS Highfill Infrastruct `re Engineering, P.C. MOORESVILLE REGIONAL OFFICE 380 Knollw 'd Street, Suite 734 HIGHFILL Tel 336-70112910 nston-�SNC Firm©cense No. C-2586 May 20, 2022 NC Division of Water Resources Water Quality Section 610 East Center Avenue, Suite 301 Mooresville, NC 28115 RE: Application Submittal Crane Creek Lift Station Operational Change and Firm Capacity Increase HIGHFILL Project No.: SRU1701b Dear Reviewer: REC, DIED/NCDEQ /WR MAY 2 4 7622 OS MOORESVILLEGIONAL OFFICE The Crane Creek Lift Station (LS) is located on the eastern side of Bringle Ferry Road, just south of the intersection with McCanless Road in Rowan County. The station currently has four pumps in operation, and operates as two duplex pumping systems with parallel, isolated force mains. Each pair of pumps consists of 800 GPM (50-HP) and 1,400 GPM (100-HP) pumps. Please refer to WQ0040210, issued in August, 2018, for additional information on the most recent improvements to the station and its current operating conditions. Salisbury -Rowan Utilities (SRU) has received Flow Tracking/Acceptance requests for proposed developments tributary to Crane Creek LS, requiring additional firm capacity. The station's current firm capacity with the above -described operations is 2,200 GPM (a single 800-GPM pump in one force main in addition to a 1,400-GPM pump into the other). At Salisbury -Rowan Utilities' request, we have evaluated the possibility of procuring additional capacity by opening the plug valve isolating the two force mains, allowing each pump to discharge into both force mains. We have calculated the expected capacities of each pump and proposed combination of pumps into the proposed system, then performed drawdown tests to confirm the theoretical capacities. Based on these calculations and field test verifications, we are requesting that Crane Creek LS be re -rated to a firm capacity of 2,450 GPM. Upon confirmation that the re -rating of Crane Creek LS is approved, SRU will open the plug valve on the discharge header (indicated on the attached sketch). No other construction or operational modifications are proposed at this time. Additional upgrades are planned in the near future to further increase the station's firm capacity. Any tributary flows will be permitted separately. Along with an application fee check in the amount of $480.00, please find enclosed two copies each of the following documents for review and approval: • Cover Letter • Fast -Track Application Form • USGS Topo Map • Sketch 1— Proposed Valve Opening • Drawdown Test Results for Firm Capacity Scenario (50-HP Pump + 100-HP Pump) Engineering is our profession. Service is our passion. NCDEQ— Fast -Track Reviewer May 20, 2022 Please do not hesitate to contact me at 336-443-2314 or jtavlor@hiepc.com with any questions you may have regarding this application. We appreciate your timely response to this time -sensitive request. Sincerely, HI FILL INFRASTRUCTURE ENGINEERING, P.C. rdan T. Taylor, PE Project Manager enclosures cc: Ms. Ashley Webb, PE, SRU Mr. Jason Wilson, PE, SRU HIGHFILL 1 Page 2