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HomeMy WebLinkAboutSW6110507_CURRENT PERMIT_20131029STORMWATER DIVISION CODING SHEET POST -CONSTRUCTION PERMITS PERMIT NO. sw.. (DSO rI DOC TYPE VVCURRENT PERMIT APPROVED PLANS ❑ HISTORICAL FILE ❑ COMPLIANCE EVALUATION INSPECTION DOC DATE YYYYMMDD Pat McCrory Governor '&j'A c6aEE- 1t North Carolina Department of Environment and Natural Resources Division of Water Quality Thomas A. Reeder Acting Director June 10. 2013 Ms. Sandra Williams Hoke Health Services, LLC 1638 Owen Drive Fayetteville, NC 28304 Subject: Stormwater Permit No. SW6110507 MODIFICATION Hoke Lawn Campus, Health Pavilion Hoke High Density Commercial Wet Pond Project Hoke County Dear Ms. Williams: John E. Skvarla, III Secretary OCT292313 The Stormwater Permitting Unit received a complete Stormwater Management Permit Application for Hoke Lawn Campus on June 10, 2013 after additional information was requested on December 3, 2012. Staff review of the plans and specifications has determined that the project, as proposed, will comply with the Stormwater Regulations set forth in Title 15A NCAC 2H.1000 and Session Law 2006-246. We are forwarding Permit No. SW6110507 MODIFICATION, dated June 10, 2013. for the construction, operation and maintenance of the subject project and the stormwater BMPs. This permit shall be effective from the date of issuance until June 10, 2021, and shall be subject to the conditions and limitations as specified therein. Please pay special attention to the Operation and Maintenance requirements in this permit. Failure to establish an adequate system for Inspection and maintenance of the stormwater management system will result in future compliance problems. 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 thirty (30) days following receipt of this permit. This request must be in the form of a written petition, conforming to Chapter 150B of the North Carolina General Statutes, and filed with the Office of Administrative Hearings, P.O. Drawer 27447, Raleigh, NC 27611-7447. Unless such demands are made this permit shall be final and binding. This project will be kept on file at the Fayetteville Regional Office. If you have any questions, or need additional information concerning this matter, please contact Bill Diuguid at (919) 807-6369; or bill.diuguid@ncdenr.gov. Sincerely, Original signed by William H. Diuguld William H. Diuguid, AICP for Thomas A. Reeder cc: Fayetteville Regional Office SW6110507 MODIFICATION File Kevin Caldwell, Geoscience Group, Inc Josh Rine, Geoscience Group, Inc. Wetlands and Stmmwaler Branch One 1617 Mail Service Center, Raleigh, North Carolina 27699.1617 tI1 r U lflC211Ot I11t1 Location: 512 N. Salisbury St. Raleigh, North Carolina 27604 Phone: 919-807-6300 t FAX: 919 807 64941 Customer Service: 1.677-623-6748 Natural!/ ma nevi w .ncwaterquality.org An Equal opportunity t Affirmative Action Employer State Stormwater Permit Permit No.SW6110507 MODIFICATION June 10, 2013 STATE OF NORTH CAROLINA DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES DIVISION OF WATER QUALITY STATE STORMWATER MANAGEMENT PERMIT HIGH DENSITY DEVELOPMENT 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 Hoke Health Services, LLC Health Pavilion and Hoke Lawn Campus Intersection of Brock Rd & US 401 and Johnson Mill Rd and US 401 Raeford, Hoke County FOR THE construction, operation and maintenance of a wet detention pond in compliance with the provisions of 15A NCAC 2H .1000 and S.L. 2006-246 (hereafter referred to as the "stormwater rules') and the approved stormwater management plans and specifications and other supporting data as attached and on file with and approved by the Division of Water Quality and considered a part of this permit. This permit shall be effective from the date of issuance until June 10, 2021, and shall be subject to the following specified conditions and limitations: I. DESIGN STANDARDS This permit is effective only with respect to the nature and volume of stormwater described in the application and other supporting data. This stormwater system has been approved for the management of stormwater runoff as described in Section 1.6 of this permit. The stormwater control has been designed to handle the runoff from 721,642 square feet of impervious area. The tract will be limited to the amount of built -upon area indicated on page 2 of this permit, and per approved plans. All stormwater collection and treatment systems must be located in either dedicated common areas or recorded easements. The final plats for the project will be recorded showing all such required easements, in accordance with the approved plans. 5. The runoff from all built -upon area within the permitted drainage area of this project must be directed into the permitted stormwater control system. Page 1 of 6 State Stormwater Permit Permit No.SW6110507 MODIFICATION June 10, 2013 6. The following design criteria have been provided in the wet detention pond and must be maintained at design condition: a. Drainage Area, aSres: 24.5 Onsite, ft : 1,067,220 Offsite, ft 0 b. Total Impervioys Surfaces, ft2: 721,642 Buildings ft : 71,671 Roads/Parking, ft : 337.514 Other, ft2- 30,130 (sidewalks) Offsite, ftz, : 0 Future, ftp,: 282,427 C. Pond Depth, feet: 3.6 d. TSS removal efficiency: 90% e. Design Storm: 1.0 inch f. Permanent Pool Elevation, FMS 244.2 g. Permitted Surface Area @PP ft : 69,703 h, Permitted Storage Volume, ft�: 58,150 at temporary pool i. Storage Elevation, FMSL: 245.0 j. Controlling Orifice: 4.0" O pipe k, Permanent Pool Volume, ft3: 252,203 I. Forebay Volume, ft3. 49,746 m. Receiving Stream/River Basin: UT to Stewarts Creek and Rock Fish Creek/ Cape Fear n. Stream Index Number: 18-31-21and 18-31-(15) o. Classification of Water Body: "C" II. SCHEDULE OF COMPLIANCE 1. The stormwater management system shall be constructed in its entirety, vegetated and operational for its intended use prior to the construction of any built -upon surface. 2. During construction, erosion shall be kept to a minimum and any eroded areas of the system will be repaired immediately. 3. The permittee shall at all times provide the operation and maintenance necessary to assure the permitted stormwater system functions at optimum efficiency. The approved Operation and Maintenance Plan must be followed in its entirety and maintenance must occur at the scheduled intervals including, but not limited to: a. Semiannual scheduled inspections (every 6 months). b. Sediment removal. C. Mowing and revegetation of slopes and the vegetated filter. d. Immediate repair of eroded areas. e. Maintenance of all slopes in accordance with approved plans and specifications. f. Debris removal and unclogging of outlet structure, orifice device, flow spreader, catch basins and piping. Q. Access to the outlet structure must be available at all times. 4. Records of maintenance activities must be kept and made available upon request to authorized personnel of DWQ. The records will indicate the date, activity, name of person performing the work and what actions were taken. Page 2 of 6 State Stormwater Permit Permit No.SW6110507 MODIFICATION June 10, 2013 5. The facilities shall be constructed as shown on the approved plans. This permit shall become voidable unless the facilities are constructed in accordance with the conditions of this permit, the approved plans and specifications, and other supporting data. 6. Upon completion of construction, prior to issuance of a Certificate of Occupancy, and prior to operation of this permitted facility, a certification must be received from an appropriate designer for the system installed certifying that the permitted facility has been installed in accordance with this permit, the approved plans and specifications, and other supporting documentation. Any deviations from the approved plans and specifications must be noted on the Certification. A modification may be required for those deviations. 7. If the stormwater system was used as an Erosion Control device, it must be restored to design condition prior to operation as a stormwater treatment device, and prior to occupancy of the facility. 8. Access to the stormwater facilities shall be maintained via appropriate easements at all times. 9. The permittee shall submit to the Director and shall have received approval for revised plans, specifications, and calculations prior to construction, for any modification to the approved plans, including, but not limited to, those listed below: a. Any revision to any item shown on the approved plans, including the stormwater management measures, built -upon area, details, etc. b. Project name change. C. Transfer of ownership. d. Redesign or addition to the approved amount of built -upon area or to the drainage area. e. Further subdivision, acquisition, lease or sale of all or part of the project area. The project area is defined as all property owned by the permittee, for which Sedimentation and Erosion Control Plan approval or a CAMA Major permit was sought. f. Filling in, altering, or piping of any vegetative conveyance shown on the approved plan. 10. The permittee shall submit final site layout and grading plans for any permitted future areas shown on the approved plans, prior to construction. 11. A copy of the approved plans and specifications shall be maintained on file by the Permittee for a minimum of ten years from the date of the completion of construction. 12. The Director may notify the permittee when the permitted site does not meet one or more of the minimum requirements of the permit. Within the time frame specified in the notice, the permittee shall submit a written time schedule to the Director for modifying the site to meet minimum requirements. The permittee shall provide copies of revised plans and certification in writing to the Director that the changes have been made. III. GENERAL CONDITIONS 1. This permit is not transferable except after notice to and approval by the Director. In the event of a change of ownership, or a name change, the permittee must submit a completed Name/Ownership Change form, to the Division of Water Quality, signed by both parties, and accompanied by supporting documentation Page 3 of 6 State Stormwater Permit Permit No.SW6110507 MODIFICATION June 10. 2013 as listed on page 2 of the form. The project must be in good standing with the Division. The approval of this request will be considered on its merits and may or may not be approved. 2. The permittee is responsible for compliance with all permit conditions until such time as the Division approves the transfer request. 3. Failure to abide by the conditions and limitations contained in this permit may subject the Permittee to enforcement action by the Division of Water Quality, in accordance with North Carolina General Statute 143-215.6A to 143-215.6C. 4. The issuance of this permit does not preclude the Permittee from complying with any and all statutes, rules, regulations, or ordinances, which may be imposed by other government agencies (local, state, and federal) having jurisdiction. 5. In the event that the facilities fail to perform satisfactorily, including the creation of nuisance conditions, the Permittee shall take immediate corrective action, including those as may be required by this Division, such as the construction of additional or replacement stormwater management systems. 6. The permittee grants DENR Staff permission to enter the property during normal business hours for the purpose of inspecting all components of the permitted stormwater management facility. 7. The permit issued shall continue in force and effect until revoked or terminated. The permit may be modified, revoked and reissued or terminated for cause. The filing of a request for a permit modification, revocation and re -issuance or termination does not stay any permit condition. 8. Unless specified elsewhere, permanent seeding requirements for the stormwater control must follow the guidelines established in the North Carolina Erosion and Sediment Control Planning and Design Manual. 9. Approved plans and specifications for this project are incorporated by reference and are enforceable parts of the permit. 10. The issuance`of this permit does not prohibit the Director from reopening and modifying the permit, revoking and:reissuing the permit, or terminating the: permit as allowed by the laws, rules and regulations contained in Session Law 2006- 246, Title 15A NCAC 2H.1000, and NCGS 143-215.1 et.al. 11'.The permittee shall notify the Division of any name, ownership or mailing . address changes at least 30 days prior to making such changes. 12.The permittee shall submit a renewal request with all required forms and documentation at least 180 days prior to the expiration date of this permit. Permit Modification issued this the 10th day of June, 2013. NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION Original Signed by William H. Diuguid William H. Diugui for Thomas A. Reeder, Acting Director Division of Water Quality By Authority of the Environmental Management Commission Page 4 of 6 State Stormwater Permit Permit No.SW6116507 MODIFICATION June 10, 2013 Health Pavilion and Hoke Lawn Campus Stormwater.Permit No. SW6110507 MODIFICATION Hoke County Designer's Certification I, , as a duly registered in the State of North Carolina, having been authorized to observe (periodically/ weekly/ full time) the construction of the project, Health Pavilion and Hoke Lawn Campus (Project) for (Project Owner) hereby state that, to the best of my abilities, due care and diligence was used in the observation of the project construction such that the construction was observed to be built within substantial compliance and intent of the approved plans and specifications. The checklist of items on page 2 of this form is included in the Certification. Noted deviations from approved plans and specification: Signature Registration Number Date SEAL Page 5 of 6 State Stormwater Permit Permit No.SW6110507 MODIFICATION June 10, 2013 Certification Requirements: 1. The drainage area to the system contains approximately the permitted acreage. 2. The drainage area to the system contains no more than the permitted amount of built -upon area. 3. All the built -upon area associated with the project is graded such that the runoff drains to the system. 4. All roof drains are located such that the runoff is directed into the system. 5. The outlet/bypass structure elevations are per the approved plan. 6; The outlet structure is located per the approved plans. 7. Trash rack is provided on the outlet/bypass structure. 8. All slopes are grassed with permanent vegetation. 9. Vegetated slopes are no steeper than 3:1. 10. The inlets are located per the approved plans and do not cause short- circuiting of the system. 11. The permitted amounts of surface area and/or volume have been provided. 12. Required drawdown devices are correctly sized per the approved plans. 13. All required design depths are provided. 14. All required parts of the system are provided, such as a vegetated shelf; and a forebay. 15. The required system dimensions are provided per the approved plans: Please submit this Designer's Certification to: Fayetteville Regional Office Surface Water Protection 225 Green Street Systel Building Suite 714 Fayetteville, NC 28301 Page 6 of 6