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HomeMy WebLinkAboutWQ0040681_Permit (Issuance)_20190515 dot 5WE y ROY COOPER S Governor MICHAEL S.REGAN Secretary LINDA CULPEPPER Director NORTH CAROLINA Environmental Quality May 14, 2019 Terry Houk, Public Services Director City of High Point 221 S. Hamilton Street, Suite 206 High Point, NC 27261 Subject: Permit No. WQ0040681 City of High Point Trellises North Subdivision Wastewater Collection System Extension Permit Guilford County Dear Mr. Houk: In accordance with your application received February 6, 2019, and additional information received on March 18, 2019, we are forwarding herewith Permit No. WQ0040681 dated May 14, 2019, to the City of High Point (Permittee) for the construction and operation upon certification of the subject wastewater collection system extension. This permit shall be effective from the date of issuance until rescinded and shall be subject to the conditions and limitations as specified therein.This cover letter shall be considered a part of this permit and is therefore incorporated therein by reference. Please pay particular attention to the following conditions contained within this permit: Condition 1.2: No wastewater flow shall be made tributary to the subject sanitary sewer system until the City of High Point's Riverdale Pump Station expansion is constructed,operational, and the engineer's certification has been received by the Division. [15A NCAC 02T .0304(b)&15A NCAC 02T.0116] Condition IIA: This permit shall not be automatically transferable; a request must be made and approved. Condition 11.4: Requires that the wastewater collection facilities be properly operated and maintained in accordance with 15A NCAC 02T.0403 or any individual system-wide collection system permit issued to the Permittee. Condition 11.7: Upon completion of construction and prior to operation of these permitted facilities,the completed Engineering Certification form with checklist attached to this permit shall be submitted with the required supporting documents to the address provided on the form. Permit modifications are required for any changes resulting in non-compliance with this permit, regulations,or the Minimum Design Criteria. [15A NCAC 02T.0116] J�e E Q�� a0/�elfoNsnwW Yu.fry� North Carolina Department of Environmental Quality I Division of Water Resources Winston-Salem Regional Office 1 450 W Hanes Mill Road,Suite 300 Winston-Salem, NC 27105 MR� 77r-oRnn City of High Point Permit No.WQ0040681 It shall be responsibility of the Permittee to ensure that the as-constructed project meets the appropriate design criteria and rules. Failure to comply may result in penalties in accordance with North Carolina General Statute §143-215.6A through §143-215.6C, construction of additional or replacement wastewater collection facilities, and/or referral of the North Carolina-licensed Professional Engineer to the licensing board. If any parts, requirements,or limitations contained in this permit are unacceptable,you have the right to request an adjudicatory hearing upon written request within 30 days following receipt of this permit. This request must be in the form of a written petition, conforming to Chapter 150E of North Carolina General Statutes, and filed with the Office of Administrative Hearings, 6714 Mail Service Center, Raleigh, NC 27699-6714. Unless such demands are made,this permit shall be final and binding. If you need additional information concerning this matter, please contact Justin Henderson at (336) 776- 9701 or via e-mail at iustin.henderson@ncdenr.gov. Sincerely, ,1 for Linda Culpepper Director, Division of Water Resources by Deborah Gore, PERCS Unit Supervisor Water Quality Operations Section Division of Water Resources, NCDEQ cc: Rich Glover, P.E.-Jamestown Engineering Group Inc.- rglover@iamestownengineering.com Winston-Salem Regional Office Files Water Resources Central Files PERCS (electronic copy) Page 2 of 7 d�STAif° NORTH CAROLINA Environmental Quality WASTEWATER COLLECTION SYSTEM EXTENSION PERMIT In accordance with the provisions of Article 21 of Chapter 143, General Statutes of North Carolina as amended, and other applicable Laws, Rules, and Regulations, permission is hereby granted to the City of High Point Guilford County for the construction and operation of approximately 5,308 linear feet of 8-inch gravity sewer to serve 246 three-bedroom homes as part of the Trellises North Subdivision project, and the discharge of 58,320 gallons per day of collected domestic wastewater into the City of High Point's existing sewerage system, pursuant to the application received February 6, 2019,and additional information received on March 18, 2019 and in conformity with 15A NCAC 02T;the Division's Gravity Sewer Minimum Design Criteria adopted February 12, 1996 as applicable; the Division's Minimum Design Criteria for the Fast-Track Permitting of Pump Stations and Force Mains adopted June 1, 2000 as applicable; and other supporting data subsequently filed and approved by the Department of Environmental Quality and considered a part of this permit. This permit shall be effective from the date of issuance until rescinded and shall be subject to the specified conditions and limitations contained therein. &A�t� )�� for Linda Culpepper Director, Division of Water Resources By Authority of The Environmental Management Commission Permit Number: WQ0040681 Permit Issued: May 14,2019 Page 3 of 7 SUPPLEM.ENT.TO :PERMIT_COVER SHEET City of High Point is hereby authorized to: Construct;and then operate upon certification the aforementioned wastewater collection extension. The sewage and wastewater collected by this system shall be treated in the City of High Point's Eastside. Wastewater Treatment Facility in accordance with'Permit Number NCO024210: Permitting of this project does.not constitute anacceptance ofany part-of the project that does not meet: . 15A NCAC 02T; the.Division's Gravity Sewer Minimum Design:Criteria adopted February 12, 1996 .as applicable;.and the Division's Minimum Design Criteria for the Fast-Track Permitting of Pump Stations and Force Mains adopted June 1, 2000 as applicable, unless specifically mentioned herein. Division approval is based on acceptance of the certification provided by a North Carolina-licensed Professional Engineer.in the application: It shall be the Permittee's responsibility to.ensure that the:as=constructed project meets. the appropriate design criteria and rules. :Construction and operation is contingent upon compliance with the Standard Conditions and any Special Conditions identified below. I. SPECIAL CONDITIONS 1. _No flow in excess of the quantity permitted herein,58,320 GPb,shall be made tributary to the subject sewer system until an application for permit modiification.for an increase.in flow has'been,submitted to and approved by the.Di'vision. [15A NCAC 02T.0304(0)1 :- 2.. No wastewater flow shall be made tributary to.the.subject sanitary sewer system until the City of High Point's Riverdale Pump Station expansion is constructed, operational, and the engineer's certification has.been received by the Division. [15A.NCAC 02T.0304(b)&.15A NCAC O2T::0116] II. STANDARD CONDITIONS 1. This permit shall:not be transferable,. 1n the event there is.a desire:for.the wastewater collection facilities to change ownership, or there is a name change of the'Perrrhittee,.a formal permit request shall,'be.submitted to the Division accompanied by documentation from the parties:involved, and.. other supporting materials as.may be appropriate. The-approval:of this request shall be considered . on its merits and mayor may not be approved..[15A NCAC 02T.0116;G.S 143=215.1(d3)] 2: This permit.shall become voidable.unless:the wastewater, collection facilities are constructed in accordahce:with the conditions of this permit; 15A NCAC 02T;:the Division's Gravity Sewer Minimum Design-Criteria.adopted February 12, 1996 as applicable;.the Division's Minimum Design Criteria for the.Fast-Track Permitting of.Pump Stations and Force Main's'adopted June 1,2000 as,applicable; and other supporting materials unless specifically mentioned herein. [15A NCAC 02T.0110] -3. This permit shall be effective only with respect to the'nature and volume of wastes described in.the application and other supporting.data. [15A NCAC.02T.0110] 4. , Th:e.wastewater collection facilities shall be properly :maintained and operated at all times. The Permittee shall maintain compliance with an individual system-wide collection system permit for the Page 4 of T. . operation and maintenance of these facilities as required.by 15A NCAC 02T .0403. If an individual permit is.not required;the following performance criteria shall.be met: a. The sewer system shall be effective lymaintained and operated at all times to prevent discharge to land or surface.Waters;and to prevent any contravention of groundwater standards or surface water standards. b. A ma,p of the sewer system.shall be developed and shall be actively maintained. c.- An operationand maintenance plan including pump station,inspection.frequency, preventative maintenance schedule, spare parts inventory and overflow response has .been developed and implemented: d:,. Pump stations that are not connected to.a telemetry system shall.be inspected every day(i.e.365 days per year). Pump stations that are connected to a telemetry system shall be inspected at: least once pet week. e. High-priority sewer lines shall be inspected at least once.perevery six-months and inspections are documented. f. A general observation of.the entire sewer system shall be conducted at least once per year. g. Overflows and bypasses shall be reported to:the appropriate Division regional office in accordance with. 15A NCAC.2B ,0506(a), and public'notice'shall.be provided as required by North Carolina General Statute§143-215..1C. h. A Grease Control Program is in place as follows: 1. For public owned collection systems, the..Grease Control Program shall include at least . biannual distribution of educational materials:for both commercial and residential users and the legal means to,require grease interceptors at.existing.establishments. The plan shall also include legal means for inspections of the grease interceptors;enforcement for.violators and the legal means;to control grease entering the;system from other public and.private satellite sewer systems. 2. For privately owned collection systems, the Grease Control Program shall include at least bi- annual distribution,of grease education materials:to users-of.the collection system by.the permittee or its representative. 1 Grease education materials shall be,distributed.more often than'required in Parts(1) and (2) of this Subparagraph if necessary to prevent grease"-related sanitary sewer overflows. L Right-of-ways'and easements shall be maintained in the easement*width for personnel and equipment accessibility:' j. . :Documentation shall be kept:for Subparagraphs.(a)through(i)ofthis Rule for a,minimum of three years with exception of the map,which shall be maintained for.the life.of.the system.. . 5. The Permittee shall report by telephone to a water resources staff member at the Winston-Salem Regional Officel.telephone number(336)776-9800, as soon:as possible, but in no case more than 24 hours,following the occurrence or first knowledge of,the._occurrence,of either of the following: a. Any process unit failure,due to know_n or unknown reasons,that renders the facility incapable of adequate wastewater transport, such as mechanical or electrical failures of pumps, line blockage or breakage,etc.;or b. Any SSO and/or-spill over 1,000 gallons;or . C. Any$SO and/or spill; regardless of volume,that reaches surface water. Page 5 of 7 . . Voice mail messages or faxed information is permissible, but this shall not be considered as the initial verbal report. Overflows and spills occurring outside normal business.hours may also.be'reported to the Division of Emergency. Management at telephone number (800) 858-0368:or (9.19).7.33=3300. Persons reporting any of the above occurrences shall.file.a spill report by.completing and submitting Part I of Form.CS-SSO (or the most current Division approved form) within five days following first knowledge of the occurrence. This report must outline the actions taken or proposed to.be taken to erisure that.the problem does not recur. Part II of Form CS-SSO(or the most current Division approved form)can also be completed to show that the SSO was beyond'control. [G.S. 143-215.1C(ad)] 6. Construction of the gravity sewers, pump stations;and force mains.shall be scheduled so as'not to.' interrupt service by the ekisting'.utilities nor result in an.overflow or bypass discharge of wastewater to the surface waters of the State.[15A NCAC 02T.0108(b)] 7. Upon completion of construction and prior to operation of these permitted facilities;the completed - Engineering ,Certification form with checklist -attached to ,this permit shall,be.submitted,with the required supporting documents to the address provided on the form. A complete certification is'one where the.form is fully executed; and the supporting documents are provided as applicable.. Any wastewater flow made tributary.to'the wastewater collection system extension prior to completion . of this.Engineer's Certification shall. be considered_:a violation of the permit:and.shall.subject the Permittee to appropriate enforcement actions:. A complete.certification is one where the form is fully executed, and the,supporting_documents are provided as applicable. Supporting documentation shall include-the-following: a. One copy of the project construction record drawings(plan &profile views of sewer lines&force mains) of the wastewater collection system extension: Final.reeord drawings should be cle'ar.on tle.plans or on digital media (CD or.DVD disk) and are.defined as.the.design drawings that are marked up. or annotated with after.construction.information .and show required buffers; separation distances,.material.changes,-etc. b. One'copy of the supporting applicable:design calculations including pipe and.pumpsizing,velocity, pump cycle times; and level control settings, pump station buoyancy, wet well storage, surge protection, detention time-in the,wet well,.and force main, ability to flush low points in force mains with a pump cycle,and'downstream sewer capacity analysis. If a portable power source or . pump is dedicated to multiple stations,an evaluation of all the.pump staid ns'.storage capacities 'and the rotation schedule of the portable power source or pump,include travel timeframes,shall be provided. c.: Changes to the project.that do not result in non-compliance with this permit, regulations;or the Minimum Design Criteria:should be clearly identified on the record drawings,on the ,certification in:the space provided' or in writtensum.mary form: Prior to Certification (Final or Partial):. Permit modifications are required for any changes resulting . in non-compliance with this permit (including but'not:11rnited.to'pipe length changes of 10% or greater, increased flow, pump station design .capacity design increases of 5% or greater and increases in.the .number/type. of corinections),' regulations, or the Minimum Design Criteria. Requested modifications or variances to.the Minimum Design.Criteria will be reviewed.on-a case-by case basis and each on its own merit._ .Please note that variances'to the Minimum.Design Criteria should be,requested and approved during the permitting process prior to 'construction. "After .Page 6 of 7 construction requests.-are discouraged byAhe:Division and may not-be approved, thus requiring' replacement or:repair prior.to certification &activation. [15A NCAC 02T.01161 8. Gravity sewers installed greater than ten percent below the minimum required slope per.the.Division's Gravity Sewer Minimum Design Criteria shall not be acceptable and shall not be certified until. corrected. If there is.an'unforeseen obstacle in the field where all viable solutions have been examined, a slope variance can.be requested from the Division with firm supportingAocumentation. . This shall be done through a permit modification with fee. Such variance requests will be evaluated on a.case-by-case basis.Resolution of such request shall be evident priorto completing and submitting the construction certification. [ 15A NCAC 02T.0105(n)].: 9. A copy of the individual permit..and construction.record drawings.shall be maintained_ on file by the Permittee for the:life of the.wastewater collection facilities. [15A NCAC 02T.0116] 10. Failure to.abide by.the conditions and limitations ,contained in-this permit; 15A.NCAC 02T; the. Division's Gravity Sewer Design-Criteria adopted February,.12, 1996. as.applicable; the Division's Minimum Design Criteria for the Fast-Track Permitting of Pump.Station and Force Mains adopted June 1, 2000 as applicable; and..other-supporting materials may subject the Permittee:to an enforcement action bythe Division,in accordance with North Carolina General Statutes§143-215.6Athrough.§143- 215.6C, construction of additional or replacement wastewater.collection facilities; and/or referral of the,North Carolina-licensed Professional Engineer.to the licensing board..[15A NCAC 02T:.0108(b7c)] 11. In the.event that the wastewater collection facilities fail to perform satisfactorily;- including the. creation of nuisance conditions,the Permit-tee shall take immediate corrective,action,including those as may:be required by:this Division, such as the construction'of.additional or replaceme..nt facilities: [15A NCAC 02T.0110;:15A.NCAC 02T-.0108(b)] 12. The issuance.of this permit shall.riot exempt the Permittee.from:complying with any and all statutes,, rules,regulation$;or ordinances that maybe imposed by the Division any other,Federal,State,or Local government agencies which,have jurisdiction or obtaining other permits which.maybe required by the Division or any other Federal,State, of Local government agencies. [G.S. 143-215.1(0)] Page 7 of 7 CERTIFICATION CHECKLIST To be completed by the certifying engineer prior to operation of the permitted sewers, per 15A NCAC 02T.0116. Certifying Engineer: Certification Review Date: Facility Name: Trellises North Subdivision WQ0040681 Project County: Guilford 1) Has permittee information changed since the permit was issued (or last modified): change of mailing address, change of ownership,transfer from developer to HOA/POA, etc. ❑ Yes ❑ No • If yes, please provide either a change of ownership form or new contact information. Note that transfer of permits from the developer to the HOA/POA must occur with the first certification. 2) Have the as-built drawings have been signed,sealed,and dated by an N.C. PE? ❑ Yes ❑ No 3) Final Engineering certification? ❑ Yes ❑ No • If Partial Engineering certification, provide detailed narrative including what is being certified in the current phase,what was previously certified (if applicable),and what is left to be certified. 4) Adequate information related to sewer lines: ❑ Yes ❑ No ❑ N/A • Three feet minimum cover has been provided for all sewers unless ferrous pipe was installed. • Minimum diameters for gravity sewers are 8-inches for public lines and 6-inches for private lines. • Manholes have been installed: At the end of each line, at all changes in grade, size, or alignment, at all intersections, and at distances not greater than 425 feet; minimum diameter shall be 4 feet (48-inches). 5) Adequate information related to pump stations: ❑ Yes ❑ No ❑ N/A • Ensure power reliability option was selected per 15A NCAC 02T.0305(h). 6) Was project construction completed in accordance with all of the following: ❑ Yes ❑ No ❑ N/A • 15A NCAC 02T, Minimum Design Criteria (MDC)for the permitting of Gravity Sewers (latest version), and MDC for the Permitting of Pump Stations and Force Mains (latest version)? If not, a variance approval is required in accordance with 15A NCAC 02T.0105(b), prior to certification and operation. • Contact the Central Office to discuss the variance to determine a course of action. • Applicant must submit two copies of the variance request form, plans,specifications, calculations, and any other pertinent information to the Central Office (one hard copy,one digital copy). • The central office will review the variance request, and if approvable, specific language regarding the variance will be incorporated into the permit, either via a special condition or a supplementary letter. A copy of the reissued permit with variance language or the variance letter must be maintained with the original documents. 7) Does the project contains high priority lines(15A NCAC 02T.0402(2))? ❑ Yes ❑ No • If yes, ensure that the permit already contains the necessary condition related to high priority lines 15A NCAC 02T.0403 (a)(5). If the permit does not include this language,the Fast Track reviewer will reissue the permit with the appropriate language. 8) Are Permit modifications are required for any changes resulting in non-compliance with this permit(including but not limited to pipe length changes of 10%or greater,change in flow, pump station design capacity design change of 5%or greater,and/or change in the number/type of connections)? ❑ Yes ❑ No • If yes, a permit modification request must be submitted to the appropriate Regional Office, and a modified permit with revised certification must be issued prior to certification and operation. NC DWR—Water Quality Regional Operations Section 450 W Hanes Mill Road,Suite 300 Winston-Salem,NC 27105 Winston-Salem Regional Office Phone:(336)776-9800 FAX:(336)776-9797 FAST.TRACK SEWER.ENGINEERING CERTIFICATION PERMITTEE: CITY OF HIGH POINT. PERMIT#:. WQ0040681 . PROJECT: TRELLISESAORTH SUBDIVISION. ISSUE DATE: May 14, 2019 This project shall not be considered complete nor allowed to operate in accordance with Condition 7 of this permit until the Division has received this Certification and all required supporting documentation. It should be.submitted in.a manner that documents the Division's receipt. Send the required.documentation the Regional Supervisor,Water Quality Regional Operations Section at•the address at the_bottom. Any wastewater flow made tributary to the wastewater collection system extension,prior to,completion of this Certification shall be considered. 'a violation of the permit and shall subject the Permittee- to appropriate enforcement actions.. The Permittee is responsible for tracking all partial certifications up until a.final certification is.received. A.Final Certification shall be a complete set of record drawings and design calculations,regardless of whether partials have been submitted. PERMITTEE'S CERTIFICATION I,the undersigned agent.for the Permittee, hereby state that this project has been constructed pursuant to the applicable standards & requirements, the-Professional Engineer.below has: provided applicable design/construction information to the Permittee, and the Permittee'is prepared to operate &.maintain• the wastewater collection system permitted herein or portions thereof.. Printed Name,Title. Signature Date ENGINEERS.CERTIFICATION I; ;as a duly registered.Professional Enn eer in the State of North Carolina; having been:authorized to observe (Q perio.dicaily, E]'weekly,;: 'full time) the construction of the Trellises Norfh.Subdivision and location as referenced:above-for the above Permittee.hereby state that, to.-the best of'my abilities, due care .and diligence was used. in the observation of the following construction: approximately 5,308.1inear feet of 8-inch gravity sewer to serve 246.three-bedroom homes as part of the Trellises North Subdivision project,and the discharge of 581320 gallons.per day of collected domestic.:wastewater into the City,of High Point's existing sewerage system; such that the construction Was observed to be built within substantial compliance of this permit;15A NCAC 02T;the Division,of Water Resources' (Division) Gravity Sewer Minimum Design:Criteria adopted February 12,:1996 as applicable; the Division's'Minimum Design Criteria for the Fast-Track Permitting of Pump Stations and Force Mains adopted June 1; 2000 as applicable;and other supporting materials.. North Carolina.Professional Engineer's Seal w/signature &date: n Final 0 Partial.(include description) Certification Comments/Ctualifiers(attach if necessary): . ................... .. NC DWR—Water Quality.Regional Operations Section 456 W Hanes Mill Road,Suite 300 Winston-Salem,NC 27105 Winston-Salem Regional Office. Phone:(336)176-9800 FAX:(336)776-9797