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HomeMy WebLinkAboutSW8070319_Historical File_20100804LIVWYWFJ rC61ENR North Carolina Department of Environment and Natural Resources Beverly Eaves Perdue Governor Mr. McKinley D. Dull, Manager Hwy 421 Properties, LLC 3807 Peachtree Ave., Suite 200 Wilmington, NC 28403 Division of Water Quality Coleen H. Sullins Director -dar ar�r-04 2010 T �iV�uS4 Subject: State Stormwater Management Permit No. SW8 070319 Wolseley, N.A. — U.S. Hwy 421 Project High Density Commercial Wet Pond and Infil. Trench Project New Hanover County Dear Mr. Dull: Dee Freeman Secretary The Wilmington Regional Office received a Name/Ownership Stormwater Management Permit Application for Wolseley, N.A. — U.S. Hwy 421 Project on June 14, 2010. 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 2008-211. We are forwarding Permit No. -SW8 070319 dated August 4, 2010, for the construction of the subject project. This permit shall be effective from the date of issuance until August 8, 2017, 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 operation 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. If you have any questions, or need additional information concerning this matter, please contact David Cox, or me at (910) 796-7215. Sincerely, 4Geoette S Ott Stormwater Supervisor Division of Water Quality GDS/ dwc: S:IWQSISTORMWATERIPERMIT1070319MOD.jan10 cc: Jay Carmine, P.E., Coastal Land Design New Hanover County Building Inspections Beth E. Wetherill, New Hanover County Engineering Division of Coastal Management Wilmington Regional Office Stormwater File Central Files Wilmington Regional Office 127 Cardinal Drive Extension, Wilmington, North Carolina 28405 One Phone: 910-796-72151 FAX: 910-350-20041 Customer Service:1-877-623-6748 NofthCaw ina Internet www.ncwaterqualittr.org ��$u����1� An Enual OnnortuniN 1 Affimtative Action Emninufw [�L State Stormwater Management Permit # SW8 070319MOD g�wl�d STATE OF NORTH CAROLINA a 6 DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES DIVISION OF WATER QUALITY STATE STORMWATER MANAGEMENT PERMIT HIGH DENSITY COMMERCIAL 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 McKinley D. Dull & Hwy 421 Properties, LLC Wolseley, N.A. — U.S. Hwy 421 Project 3881 U.S. Highway 421 North, New Hanover County FOR THE construction, operation and maintenance of one (1) wet detention pond and one (1) infiltration trench in compliance with the provisions of 15A NCAC 2H .1000 and Session Law 2008-211 (hereafter collectively referred to as the "stormwater rules') 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 August 8, 2017, and shall be subject to the following specified conditions and limitations: I. DESIGN STANDARDS 1. This permit is effective only with respect to the nature and volume of stormwater described in the application and other supporting data. 2. This stormwater system has been approved for the management of stormwater runoff as described in Sections 1.7 and 1.8 of this permit. The stormwater controls have been designed to handle the runoff from a total of 394,165 square feet of impervious area. The wet pond will treat 387,915 sf and the infiltration trench will treat 6,250 sf. 3. A 50' wide vegetative buffer must be provided adjacent impounded structures, streams, rivers and tidal waters. 4. The tract will be limited to the amount of built -upon area indicated on page 3 of this permit, and per approved plans. The built -upon area for the future development is limited to 240,185 sf to drain to the pond, which is included in the 387,915sf total impervious to drain to the pond. 5. 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. N State Stormwater Management Permit # SW8 070319MOD 6. The runoff from all built -upon area within the permitted drainage areas of this project must be directed into the permitted stormwater control system. 7. The following design criteria have been provided in the wet detention pond and must be maintained at design condition: a. Drainage Area, ?cres: 12.44 Onsite, ft : 542,000 Offsite, ft2: 0 b. Total Imperviou Surfaces, ft2: 387,915 Onsite, f�. 387,915 Offsite, ft2: 0 C. Design Storm, inches: 1.5 d. Average Pond Design Depth, feet: 5.0 e. TSS removal efficiency: 90% f. Permanent Pool Elevation, FMSL: 14.5 g. Permanent Pool Surface Areg, ft : 36,203 h. Permitted Storage Volume, ft : 61,308 i. Temporary Storage Elevation, FMSL: 16.0 Pre-dev. 1 yr-24 hr. discharge rate, cfs: 0.62 Controlling Orifice: 3.0"0 pipe I. Orifice flowrate, cfs: 0.16 M. Permitted Forebay Volume, ft3: 36,473 n. Fountain Horsepower 3/4 o. Receiving Stream/River Basin: Cape Fear River / Cape Fear P. Stream Index Number: 15-25-1-9 q. Classification of Water Body: "C; SW" 8. The following design criteria have been permitted for the infiltration trench system and must be provided and maintained at design condition. The infiltration trench has been designed to infiltrate the 10yr24hr storm event without discharging as calculated using one-half of the infiltration rate reported in the soils report. Therefore, no bypass or vegetated filter strip is required. The trench drains to the same receiving stream as the wet pond: a. Drainage Area, ycres: 0.143 Onsite, ft : 6,250 Offsite, ft2: 0 b. Total Imperviou, Surfaces, ft2: 6,250 Onsite, ft : 6,250 Offsite, ft2: 0 C. Design Storm (10yr24hr), inches: 7.13 d. Trench Length, feet: 105.00 e. Trench Width, feet: 13.25 f. Trench Depth, feet: 1.25 9. Bottom Elevation, FMSL: 13.20 h. Bottom Surface Area, ft : 1,391 *JJ' Perforated Pipe Diameter, in.: 12 Perforated Pipe Length, ft: 105 3 I. Permitted Storage Volume, ft . 745 M. Predevelopment 1 yr 24 hr peak flow, cfs: 0.01 n. Type of Soil: Medium Sand o. Infiltration Rate from Soils Report, in/hr: 24.0 (12" used for calc) P. Seasonal High Water Table, FMSL: 11.2 q. Time to Draw Down 10yr24hr Event, hours: 2.54 State Stormwater Management Permit # SW8 070319MOD 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 time 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. Mowin.9 and re -vegetation 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. g. 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. 5. Decorative spray fountains will be allowed in the wet detention pond, subject to the following criteria: a. The fountain must draw its water from less than 2' below the permanent pool surface. b. Separated units, where the nozzle, pump and intake are connected by tubing, may be used only if they draw water from the surface in the deepest part of the pond. c. The falling water from the fountain must be centered in the pond, away from the shoreline. d. The maximum horsepower for a fountain in this pond is 3/4 horsepower. 6. The facilities shall be constructed as shown on the approved plans. This permit shall become void unless the facilities are constructed in accordance with the conditions of this permit, the approved plans and specifications, and other supporting data. 7. 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. 8. 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. 9 Access to the stormwater facilities for inspection and maintenance shall be maintained via appropriate recorded easements at all times. n u State Stormwater Management Permit # SW8 070319MOD 10. 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 development, subdivision, acquisition, lease or sale of any, 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. 11. Prior to the construction of any permitted future areas shown on the approved plans, the permittee shall submit final site layout and grading plans to the Division for approval. 12. A copy of the approved plans and specifications shall be maintained on file by the Permittee at all times. 13. 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 This permit is not transferable to any person or entity except after notice to and approval by the Director. At least 3.0 days prior to a change of ownership, or a name change of the permittee or project, or a mailing address change, the permittee must submit a completed and signed Name/Ownership Change Form, to the Division of Water Quality, accompanied by the supporting documentation as listed on page 2 of the form. 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. Neither the sale of the project nor the conveyance of common area to a third party constitutes an approved transfer of the stormwater permit. 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. 5 State Stormwater Management Permit # SW8 070319MOD 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 remains in force and effect until modified, revoked, terminated or renewed. 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 permittee shall submit a permit renewal request at least 180 days prior to the expiration date of this permit. The renewal request must include the appropriate documentation and the processing fee. Permit issued this the 4th day of August 2010. NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION ror yoieen i-v buiiins, uirector Division of Water Quality By Authority of the Environmental Management Commission 0 State Stormwater Management Permit # SW8 070319MOD Wolseley. N.A. — U.S. Hwy 421 Project Stormwater Permit No. SW8 070319 New Hanover 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, (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 specifications: Signature Registration Number Date SEAL 7 State Stormwater Management Permit # SW8 070319MOD Certification Requirements: 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 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 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 and located 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. 16. All components of the stormwater BMP are located in either recorded common areas, or recorded easements. cc: NCDENR-DWQ Regional Office New Hanover County Building Inspections 8 O�pF WA Michael F. Easley, Governor p William G. Ross Jr., Secretary r North Carolina Department of Environment and Natural Resources f7 C Coleen H. Sullins, Director Division of Water Quality WATER QUALITY SECTION COASTAL STORMWATEIR PERMIT NAME/OWNERSHIP CHANGE FORM I. CURRENT PERMIT INFORMATION: 1. Stormwater Management Permit Number: J—Ii✓S;- 0703/? 2. Permit Holder's name: r�/i yt / �,POA 3. Signing official's name: o��/ 7 Title: (person legally responsible for p it) 4. Mailing address:/1bjs0Kl,�4..,, Cet�s.t?� City:�s/ ' State: .oVC ZipCode:,gF1�01Phone:for AorAo-alal FAX: (Area Code and Number) (Area Code and Number) 11. NEW OWNER / PROJECT I ADDRESS INFORMATION 1. This request is for: (please check all that apply) a. Change in ownership of the property/company (Please complete Items #2, #3, and #4 below) b. Name change of project (Please complete Item #5 below) --J./—C. Mailing address change. (Please complete Item #4 below) �d. Other (please explain): C gge�s r A,� , ;,�;�jL,,• o��.r'�.rwi 2. New owner's name to be put on permit: 3. New owner's signing official's name and title:e��✓ l (Title) 4. New Mailing Address:SP7 ity: Lt/.�.•:;...t ..J State:�/G ZipCode:A$� a Phone: VOS 4011 FAX: (Area Code and Number) (Area Code and Number) 5. New Project Name to be placed on permit: Page 1 of 2 JUN 14 z010 f' 41j�l tCarolina 'Naturally North Carolina Division of Water Quality 127 Cardinal Drive Extension Wilmington, NC 28405 Phone (910) 796-7215 Customer Service Wilmington Regional Office Internet: www.ncwateroualitv.org Fax (910) 350-2004 1-877-623-6748 An Equal Opportunity/Affirmative Action Employer— 50% Recydedl10% Post Consumer Paper PERMIT NAME/OWNERSHIP CHANGE FORM THIS APPLICATION PACKAGE WILL NOT BE ACCEPTED BY THE DIVISION OF WATER QUALITY UNLESS ALL OF THE APPLICABLE ITEMS LISTED BELOW ARE INCLUDED WITH THE SUBMITTAL. REQUIRED ITEMS: 1. This completed form. 2. Legal documentation of the transfer of ownership. 3. A copy of the recorded deed restrictions, if required by the permit. 4. The designer's certification, if required by the permit. 5. An Operation and Maintenance plan, signed by the new applicant, if a system that requires maintenance will change ownership. 6. Maintenance records. CERTIFICATION MUST BE COMPLETED AND SIGNED BY BOTH THE CURRENT PERMIT HOLDER AND THE NEW APPLICANT IN THE CASE OF A CHANGE OF OWNERSHIP. FOR NAME CHANGES, COMPLETE AND SIGN ONLY THE CURRENT PERMITTEE'S CERTIFICATION. \ Current Permittee's Certification: I, d.✓ 7.— , attest that this application for a name/ownership change has been revi wed and is ccurate and complete to the best of my knowledge. I understand t t if all re uired parts f this application are not completed and that if all required supporting in rmation nd attac ments are not included, this application package will be returned as in m te. Signature: AW- ADate: New Appli nt' 6ication: (Must be completed for all transfers of ownership) I, attest that this application for an ownership change has en keviewed and is accurate and complete to the best of my knowledge. I understand tha if a required parts of this application are not completed and that if all required supporting infor ti n and attachments are not included, this application package will be returned as in Signature: Date: �Le /I 44>_ THE COMPLETED APPLICATION ' PACKAGE, INCLUDING ALL SUPPORTING INFORMATION AND MATERIALS, SHOULD BE SENT TO THE FOLLOWING ADDRESS: North Carolina Department of Environment and Natural Resources Division of Water Quality 127 Cardinal Drive Extension Wilmington, NC 28405 ATTN: Rhonda Hall Page 2of2 JUN 14 Nig �,ire� It SOSID: 0928943 Date Filed: 6/11/2010 9:12:00 AM Elaine F. Marshall North Carolina Secretary of State CA201009001621 �trJi:rC17,% Is ammm" 01F RA7 LLCI M) 02" NATIMCIPBLISM& AWXdW AGE". i ROMMMOMMMAIMA illEf-E i�fi ii "y � r ' • i1 S G[+Fit�==An=& 580% 44�j"J- Avt. PJRIINCIPAY.t7FF$"$WAli.M/ 8: 00— �t�t-C N� {ela,�Grei�aQ4` R,dr ,8o�c Atram ZWOT "Wivy'lla n, M b. tilai Adftw 11a1-c Ki(;".Vy C&+.mRd. • otSig �c cos JOUNWal<i101ma: TI�!'6�1lW?t>KAMe Aax sYrsaa�rrmYa i+l ipfA%ip 14�r: :#*;; ill1LT(k 6aR=* a -FWO&mlM2PW • .BC2 s 11111111, 11111111 111111111111 STATE OF NORTH CAROLINA M (COUNTY OF NEW HANOVER RE: ,HWY 421 PROPERTIES,. Lik. RESIGNATION OF MANAGER WHEREAS, the undersigned Jon T. Vincent has relinquished his interest in HWY 421 Properties, LLC, he does hereby resign his position as manager of HWY 421 Properties, LLC effective immediately. This the QWday of , 2005 jkw D JUN i � 2010 �� Y