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HomeMy WebLinkAboutSW8040808_CURRENT PERMIT_20040901STORMWATER DIVISION CODING SHEET POST -CONSTRUCTION PERMITS PERMIT NO. SW �l/(S?�vb DOC TYPE � CURRENT PERMIT APPROVED PLANS ❑ HISTORICAL FILE ❑ COMPLIANCE EVALUATION INSPECTION DOC DATE e2gy�wa/ YYYYMMDD • 1NArF,gQ - Michael F. Easley, Governor ��F G ,� Wiliam G. Ross, Jr., Secretary �!7 r North Carolina Department of Environment and Natural Resources Alan W. Klimek, P.E. Director Division of Water Quality September 1, 2004 Mr. Andrew Powell, III, Member/Manager Seaside Storage Center, LLC 776 Seaside Road Sunset Beach, NC 28468 Subject: Stormwater Permit No. SW8 040808 Seaside Storage Center High Density Project Brunswick County Dear Mr. Powell: The Wilmington Regional Office received a complete Stormwater Management Permit Application for Seaside Storage Center on August 30, 2004. 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. We are forwarding Permit No. SW8 040808 dated September 1, 2004, for the construction of the subject project. This permit shal1. be effective from the date of issuance until September .1, 2014, and shall be subjectto 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 Linda Lewis, or me at (910) 395-3900. Sincerely, Rick Shiver ,4 Regional Supervisor Surface Water Protection Section RSSlarl: S:1WQSISTORMWATIPERMIT1040808.sep04 cc: David Bowman, P.E., East Coast Engineering Town of Sunset Beach Building Inspections Linda Lewis Wilmington Regional Office Central Files North Carolina Division of Water Quality 127 Cardinal Drive Extension Phone (910) 395-3900 Customer Service 1.877-623.6748 Wilmington Regional Office Wilmington, NC 28405-3845 FAX (910) 350-2004 Internet: h2o.enr.state.ne.us One An Equal OpportunitylAffirmative Action Employer — 50% Recycled110% Post Consumer Paper NorthCarolirla Nanirralltt State Stormwater Management Systems Permit No. SW8 040808 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 Andrew Powell, 111, Seaside Storage Center, LLC Seaside Storage Center 776 Seaside Road, Brunswick County FOR THE construction, operation and maintenance of a wet detention pond in compliance with the provisions of 15A.NCAC 2H .1000 (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 September 1, 2014, 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. 2. This stormwater system has been approved for the management of stormwater runoff as described in Section 1.6 on page 3 of this permit. The stormwater control has been designed to handle the runoff from 117,544 square feet of impervious area. 3. The tract will be limited to the amount of built -upon area indicated on page 3 of this permit, and per approved plans. 4. 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 approve8 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 2 of 7 State Stormwater Management Systems Permit No. SW8 040808 6. The following design criteria have been provided in the wet detention pond and must be .maintained at design condition: a. Drainage Area, acres: 4.27 Onsite, ft : 186,030 Offsite, ft2: 0 b. Total Impervious Surfaces, ft2: 117,544 C. Design Storm, inches: 1" d. Pond Depth, feet: 5.0 e. TSS removal efficiency: 90% f. Permanent Pool Elevation, FMSL: 50.0 g. Permanent Pool Surface Area, ft2: 10,022 h. Permitted Storage Volume, ft3: 10,702 i. Temporary Storage Elevation, FMSL: 51.0 j. Controlling Orifice: 1.5" 0 pipe k. Permitted Forebay Volume, ft3: 5,075 1. Receiving Stream/River Basin: Saw Pit Swamp 1 Lumber m. Stream Index Number: LBR59 15-25-2-2 n. Classification of Water Body: "C Sw" 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. C. 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. g. Access to the outlet structure must be available at all times. Page 3 of 7 State Stormwater Management Systems Permit No. SW8 040808 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 stormwater treatment system, 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 118 horsepower. 6. 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. 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 restoredto design condition prior to operation as a stormwater treatment device, and prior to occupancy of the facility. 9. Access to the stormwater facilities shall be maintained via appropriate easements at all times. 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-u.pon 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, fog 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. The permittee shall submit final site layout and grading plans for any permitted future areas shown on the approved plans, prior to construction. 12. 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. Page 4 of 7 State Stormwater Management Systems Permit No. SW8 040808 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. 111. 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 aformal permit transfer request to the Division of Water Quality, accompanied by a completed name/ownership change form, documentation from the!.'parties involved, and other supporting materials as may be appropriate. The approval of this request will be considered on its merits and may or may not be approved. The permittee is responsible for compliance with all permit conditions until such time as the Division approves the transfer request. 2. -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. 3. 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. 4. 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. The permittee grants DENR Staff permission to enter the property during normal busine.ss� hours for the purpose of inspecting all components of the permitted stormwater management facility. 6. The permit may be modified, revoked and reissued or terminated for cause. The filing of a' request for a permit modification, revocation and reissuance or termination does not stay any permit condition. 7. 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. 8. Approved plans and specifications for this project are incorporated by reference and are enforceable parts of the permit. 9. The permittee shall notify the Division any name, ownership or mailing address changeswithin 30 days. Permit issued this the 1 st day of September, 2004. NORTH"CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION N Hian vv.,KiimeK, r.t., utrector Division of Water Quality By Authority of the Environmental Management Commission Page 5 of 7 State Stormwater Management Systems Permit No. SW8 040808 Seaside Storage Center Stormwater Permit No. SW8 040808 Brunswick Count 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 specification: Signature Registration Number Date SEAL Page 6of7 State Stormwater Management Systems Permit No. SW8 040808 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- ciecuiting 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. cc: NCDENR-DWQ Regional Office Town of'Sunset Beach Building Inspections I Page 7 of 7 .......: o1<h1F Date Received Fete Paid Pennit Nurrrber WM ,-do I ,I)olq 50 5,000. o d <7 D State of North Carolina Department of Environment and Natural Resources Division of Water Quality STORMWATER MANAGEMENT PERMIT APPLICATION FORM This form may he photocopied fcrr use as arr orighial I. GENERAL INFORMATION 1. Applicants name. (specify the name of the corporation_ individual, etc. who owns the project): Seaside Storage Center_ LLC 2. Print 0wner/Signing Official's name and title (person legally responsible for facility and compliance): Mr. Drew Powell.44vft-r A 3. Mailing Address for person listed in item 2 above: 776 Seaside ]toad City: Sunset Beach State: NC Zip: 28468 Telephone Number; (919) 210-8390 4. Project Name (subdivision facility, or establishment name -should be consistent with project name on plans. specifications, letters; operation and maintenance agreements, etc.): Seaside Storage. Center• 5. Location of Project (street address): 776 Seaside Road (NC 904) City: Sunset Beach COUntV: Brunswick 6. Directions to project (from nearest major intersection): From intersection of US 17 and NC 904, travel south on NC 904 a > proximately 1.5 Mules. Site is located on right (west) side of NC 904. 7. Latitude: N330554' Longitudc: W78'29.9 of project 8. Contact person who can answer questions about the project: Name: Drew Powell Telephone Number; 919 210-8390 II. PERMIT INFORMATION: 1. Specify whether project is (check one): N New Renewal Modification Form SWU-101 Version 3.99 Page I of 2. If this application is being submitted as the result of a renewal or modification to an existing permit, list the existing permit number NA and its issue date (if known) 3. Specify the hype of project (check one): Low Density X High Density Redevelop General Permit Other 4. Additional Project Requirements (clieck applicable blanks): CAMA Major 1 Sedimentation/Erosion Control 404/401 Pcmut NPDES Stormwater Information on required state permits can be obtained by contacting the Customer Service Center at 1-877-623-6748. Ill. PROJECT INFORMATION 1. In the space provided below. summarize how stormwater will be treated. Also attach a detailed narrative (one to two pages) describing stormwater management for the project . The runoff from all impervious area will be directed to a proposed on -site stormwater detention pond, designed to treat the first 1"of rainfall. The runoff will be directed a stormwater collection system. 2. Stormwater ninoff from this project drains to the Lumber River basin. 3. Total Project Area: 4.27 acres 4, Pro.jcct Built Upon Area: 63.2 5. How many drainage areas does the prcicct have? 1 6. Complete the following information for each drainage area. If there are more than two drainage areas in the project. attach an additional sheet with the information for each area provided in the same format as below. Receiving Stream Name Saw Pit Swamp Receiving Stream Class C Sw Drainage Area 186,030 SF or 4.27 AC Existing Impervious* Area 1.1,325 SF or 0.26 AC Proposed Impervious*Area 117,5=4=4 SF or 2,70 AC % impervious* Area (total) 63.2% On -site Buildings 73,028 SF or 1.68 AC On -site Streets 0 On -site Parking 43,611 SF or 1.00 AC On -site Sidewalks 907 SF or 0.02 AC Other on -site 0 Off -site 0 Total: 117,544 SF or 2.70 AC Total: * Impervious area is defined as the built upon area including, brat not limited to, buildings, roods, parking areas, sidewalks, gravel areas, etc. Form SWU-l01 Version 3.99 Page 2 of 4 ' 7. How was the off -site impervious area listed above derived? \A IV. DEED RESTRICTIONS AND PROTECTIVE COVENANTS The following italicized deed restrictions and protective covenants are required to be recorded for all subdivisions, outparcels and future development prior to the sale of any lot. If lot sizes vary significantly; a table listing each lot number: size and the allowable built -upon area for each lot must be provided as an attachment. 1. The follo+ring covenants are ittiended to ensure ongoing compliance with state storrmrater monad>ement perurit number as issued by the Division of !Parer Oualit.v. These covenants mats mN be changed or deleted without the consent of the State. 2. No more than squore feet of any lot shall be covered by structures' or imper�vious materials. Intperrious materials include, asphalt, gravel, concrete, hrick, stone, ,date or similar material but do not include hood decking or the water surface cf.swimnting pools. 3. S+rales .droll not be fillet! in, piped, or altered except as necessar+- to provide drive+raY crossings. 4, Built -upon area in excess of the per mittecl aurown requires a state slormirater management permit modification prior to cw7slructi01. �. �111 permitted rtutoJJfi•ottt otrtparcelc or f tttrre cJes>eloputent shall be directed itrtn the pertrtitted stornnrater- contr•o( system. These connections to the stormiroter control st,,stem shall be pet.frmed in a manner that ntahntains the inlegrity and performance of the si-stem as permitted' By your signature below. you certify that the recorded deed restrictions and protective covenants for this project shall include all (lie applicable itenis required above. that the covenants will be binding on all parties and persons claiming under them, that they ss,ill run with the. land, that the required covenants cannot be changed or deleted without concurrence from the State. and that they Brill be recorded prior to the scale of any lot. V. SUPPLEMENT FORMS The applicable state stornrsvater management permit supplement form(s) listed below must be submitted for each BMP specified for this project. Contact the Stonnwater and General Permits Unit at (919) 733-5083 for the status and availability of these forms. Form SWU-102 Wet Detention Basin Supplement Form SWU-103 Infiltration Basin Supplement Form SWU-104 Loss Density SupplemcElt Form SWU-105 Curb Outiet System Supplement Form SWU-106 Off -Site System Supplement Form SWU-107 Underground Infiltration Trench Supplement Form SWU-109 Neuse River Basin Supplement Form SWU-109 Innovative Best Management Practice Supplement Form SWU-101 Version 3.99 Page 3 of 4 ' V1. SUBMITTAL REQUIREMENTS Only complete application packages will be accepted and reviewed by the Division of Water Quality (DWQ). A complete package includes all of the items listed below. The complete application package should be submitted to the appropriate DWQ Regional Office. 1. Please indicate that you have provided the following required information by initialing in the space provided next to each item. Initials • Original and one cope of the Stormwater Management Permit Application Form - Tz�/'-7 • One copy of the applicable Supplement Fornh(s) for each BMPZ- • Pennit application processing fee of $420 (payable to NCDENR) • Detailed narrative description of stormwater treatmentlnhanagement • Two copies of plans and specifications, including: - Development/Project name - Engineer and firm - Legend - North arrow - Scale - Revision number & date - Mean high water line - Dimensioned property/project boundary - Location map with named streets or NCSR numbers - Original contours, proposed contours, spot elevations, finished floor elevations - Details of roads, drainage features; collection systems, and stormwatcr control measures - Wetlands delineated, or a note on plans that none exist - Existing drainage (including off -site); drainage casements; pipe sizes, runoff calculations - Drainage areas delineated - Vegetated buffers (where required) VII. AGENT AUTHORIZATION If you wish to designate authority to another individual or firm so that they may provide information on your behalf, please complete this section. Designated agent (individual or firnh): Exist Coast 1=".n��neering Compaiw, P. �. Mailing Address: Post Office 13ox 2469 Cite: Shallotre State: NC Zip: 28459 Phone: (910) 754-8029 Fax: (910) 754-8049 Vill. APPLICANT'S CERTIFICATION 1, (print or ripe nave o/per.son listed in General InfornraPion. item 2} �NO2�1 Pbrilf�r . TfL certifv that the information included on this permit application form is; to the best of my knowledge; correct and that the project will be constructed in conformance with the approved plans, that the required deed restrictions and protective covenants will be recorded,_ and that the proposed project complies N�4h the requirements of 15A NCAC 2H .1000. Si mature: J Date: 'T�' i I— (N Form SWU- 10 1 Version 3.99 Page 4 of 4