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HomeMy WebLinkAboutSW7081010_CURRENT PERMIT_20090206STORMWATER DIVISION CODING SHEET POST -CONSTRUCTION PERMITS PERMIT NO. DOC TYPE CURRENT PERMIT ❑ APPROVED PLANS ❑ HISTORICAL FILE ❑ COMPLIANCE EVALUATION INSPECTION DOC DATE��(/� YYYYMMDD I,�Ja�ZO �CDEHR North Carolina Department of Environment and Natural Resources Beverly Eaves Perdue Governor Mr. Derek Hatchell Hatchell & Hatchell, LLC P.O Box 2405 Manteo, NC 27954 Dear Mr. Hatchell: Division of Water Quality Coleen H. Sullins Director February 6, 2009 Dee Freeman Subject: Stormwater Permit No. SW7081010 Conveinence Store & Car Wash High Density Project Tyrrell County The Washington Regional Office received a complete Stormwater Management Permit Application for proposed convience store and car wash located in Columbia, NC on February 2, 2009. 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 21-1.1000. We are forwarding Permit No. SW7081010 dated February 6, 2009, for the construction of the subject project. iz/3oj�-/ This permit shall be effective from the date of issuance until February 6, 2019, 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, 6714 Mail Service Center, Raleigh, NC 27699-6714. 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 Roger Thorpe, or me at (252) 946-6481. XSer,e,ly, Al Hodge Regional Supervisor Surface Water Protection Section cc: Albemarle & Associates, LTD Tyrrell County Building Inspections Division of Coastal Management u,- ashington Regional Office Central Files North Carolina Division of Water Quality Internet www ncwaterquahly om 943 Washington Square Mall Phone 252-946-6481 Washington, NC 27889 FAX 252-946-9215 One NorthiCa+roll/ina An Equal Opportunity/Affirmative Action Employer -50%Recycled110% Post Consumer Paper ;Vatm Q[(y 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 Hatchell &Hattchell, LLC Convenience Store & Car Wash Tyrrell County FOR THE construction, operation and maintenance of a storwater wetlands 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 February 6, 2009, 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 Section 1.6 of this permit. The stormwater control has been designed to handle the runoff from 21,529 square feet of impervious area. 3. The tract will be limited to the amount of built -upon area indicated in Section 1.6 of this permit, and per approved plans. The built -upon area for the future development is limited to 21,529 square feet. 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 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. 6. The following design criteria have been provided in the wet detention pond and must be maintained at design condition: a. Drainage Area, acres: 1.49 b. Total Impervious Surfaces, ftz: 21,529 C. Design Storm, inches: 1.5 d. Permanent Pool Elevation, FMSL: 1.5 e. Permanent Pool Surface Area, ff: 3,240 f. Permitted Storage Volume, ft3: 3,240 g. Temporary Storage Elevation, FMSL: 2.5 h. Controlling Orifice: 0.88 "0 pipe i. Permitted Forebay Surface Area,ft2 384 j. Receiving Stream/River Basin: Scuppernong River/ Pasquotank Basin k. Stream Index Number: 30-14-4-(9) I. Classification of Water Body: "SC" 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. 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. 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 at all times. 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 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 formal 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 business 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. 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. 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 changes within 30 days. 10. This permit shall be effective from the date of issuance until February 6, 2019. Application for permit renewal shall be submitted 180 days prior to the expiration date of this permit and must be accompanied by the processing fee. Permit issued this the 6 th day of February 2009. NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION for Coleen H. Sullins, Director Division of Water Quality By Authority of the Environmental Management Commission Permit No. SW7081010 Hatchell Conveinence Store & Car Wash Stormwater Permit No. SW7081010 Tyrrell 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 specification: SEAL Signature Registration Number Date 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. .!dal+Abl�llvv-. W=T 74'4 •' _,-1 - DWQUSE ONLY ,4 '-" Date Received Fee Paid Permit Number NOV 1 3 200 56Z0691616 iiy r;s i %/ State of North Carolina SW K llj i/6 Department of Environment and Natural Resources Division of Water Quality STORMWATER MANAGEMENT PERMIT APPLICATION FORM This form may he photocopied for use as an original I. GENERAL INFORMATION 1. Applicants name (specify the name of the corporation, individual, etc. who owns the project) Hatchell & Hatchell, LLC 2. Print Owner/Signing Official's name and title (person legally responsible for facility and compliance): Derek Hatcheil/President 3. Mailing Address for person listed in item 2 above: State:NC Zip:27954 Phone: (252 ) 473-6074 Fax: (252 ) 473-6606 4. Project Name (subdivision, facility, or establishment name -should be consistent with project name on.plans, specifications, letters, operation and maintenance agreements, etc.): Proposed Drive-thru Convenience Store and Carwash 5. Location of Project (street address): 911 Scuppernong Drive City:Columbia County:Tyrrell Zip:27925 6. Directions to project (from nearest major intersection): Southeast corner of Highway 64 and Railroad Avenue Columbia 7. Latitude:35° 55' 02" N Longitude:76° 14' 45" W of project 8. Contact person who can answer questions about the project. Name:lohn M. DeLucia, PE Telephone Number: (252 ) 441-2113 Email:iohnd@AlbemarleAssociates.com II. PERMIT INFORMATION: 1. Specify whether project is (check one): 0 ❑Renewal QModification .--.. 1 -C A 2. If this application is being submitted as the result of a renewal or modification to an existing permit, list the existing permit number and its issue date (if known) 3. Specify the type of project (check one): ❑Low Density ®High Density ®Redevelop ❑General Permit []Universal SMP []Other 4. Additional Project Requirements (check applicable blanks; information on required state permits can be obtained by contacting the Customer Service Center at 1-877-623-6748): ❑CAMA Major ®Sedimentation/Erosion Control ❑404/401 Permit ❑NPDES Industrial Storm water III. 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. All runoff from the structure and the parking lot will utilize sheetflow and be directed to drop inlets and conveyed via pipe to a created wetland located to the rear of the parking lot Any overflow will be directed to a amass structure which will be directed to an existing drainage ditch located on the east side of the property. 2. Stormwater runoff from this project drains to the Pasquotank River basin. 3. Total Property Area:1.49 acres 4. Total Coastal Wetlands Area: 0 acres 5. Total Property Area (3) - Total Coastal Wetlands Area (4) = Total Project Area**:1.49 acres 6. (Total Impervious Area / Total Project Area) X 100 = Project Built Upon Area (BUA):33.2 % 7. How many drainage areas does the project have?i 8. 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. For high density projects, complete the table with one drainage area for each engineered stormwater device. Basin Information Drainage Area 1 Drainage Area 2 Receiving Stream Name Scuppernong River Stream Class & Index No. SC;30-14-4-(9) Total Drainage Area (sf) 64,788 On -site Drainage Area (sf) 64,788 Off -site Drainage Area (sf) 0 Existing Impervious* Area (so 0 Proposed Impervious*Area (sf) 21,529 % Impervious* Area (total) 33.2 Impervious* Surface Area Drainage Area 1 Drainage Area 2 On -site Buildings (sf) 3,330 On -site Streets (sf) 0 On -site Parking (sf) 18,199 On -site Sidewalks (so 0 Other on -site (so 0 Off -site (so 0 Total (so: 21,529 * Impervious area is defined as the built upon area including, but not limited to, buildings, roads, parking areas, sidewalks, gravel areas, etc. **Total project area shall be calculated to exclude Coastal Wetlands from use when calculating the built upon area percentage calculation. This is the area used to calculate overall percent project built upon area (B UA). Form SWU-101 Version 09.25.08 Page 2 of 9. How was the off -site impervious area listed above derived?From calculations based upon what is proposed. Projects in Union County: Contact the DWQ Central ice staff to check to see if you project is located within a Threatened & Endangered Species watershed that may be subject to more stringent stormwater requirements. IV. DEED RESTRICTIONS AND PROTECTIVE COVENANTS One of the following property 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. Forms can be downloaded from httl2://h2o.enr.state.nc.us/su/"bmp forms.htm - deed restrictions. Form DRPC-1 High Density Commercial Subdivisions Form DRPC-2 High Density Developments with Outparcels Form DRPC-3 High Density Residential Subdivisions Form DRPC-4 Low Density Commercial Subdivisions Form DRPC-5 Low Density Residential Subdivisions Form DRPC-6 Low Density Residential Subdivisions with Curb Outlets By your signature below, you certify that the recorded property restrictions and protective covenants for this project shall include all the applicable items required in the above form, that the covenants will be binding on all parties and persons claiming under them, that they will run with the land, that the required covenants cannot be changed or deleted without concurrence from the NC DWQ and that they will be recorded prior to the sale of any lot. V. SUPPLEMENT FORMS The applicable state stormwater management permit supplement form(s) listed below must be submitted for each BMP specified for this project. Contact the Stormwater Permitting Unit at (919) 807-6300 for the status and availability of these forms. Forms can be downloaded from http'//h2o.enr.state.nc.us/su/bml forms.htm. Form SW401-Low Density Form SW401-Curb Outlet System Form SW401-Off-Site System Form SW401-Wet Detention Basin Form SW401-Infiltration Basin Form SW401-Infiltration Trench Form SW401-Bioretention Cell Form SW401-Level Spreader Form SW401-Wetland Form SW401-Grassed Swale Form SW401-Sand Filter Form SW401-Permeable Pavement Form SW401-Cistern Low Density Supplement Curb Outlet System Supplement Off -Site System Supplement Wet Detention Basin Supplement Infiltration Basin Supplement Underground Infiltration Trench Supplement Bioretention Cell Supplement Level Spreader/Filter Strip/Restored Riparian Buffer Supplement Constructed Wetland Supplement Grassed Swale Supplement Sand Filter Supplement Permeable Pavement Supplement Cistern Supplement Form SWU-101 Version 09.25.08 Page 3 of VI. 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 Office. (Appropriate office may be found by locating project on the interactive online map at httn'//h2o.enr.state.ne.us/su/msi maas.hnn 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 copy of the Stormwater Management Permit Application Form • Original and one copy of the Deed Restrictions & Protective Covenants Form (if required as per Part IV above) • Original of the applicable Supplement Form(s) and O&M agreement(s) for each BMP ftS t1 • Permit application processing fee of $505 (Express: $4,000 for HD, $2,000 for LD) payable to NCDENR ws kr\ • Calculations & detailed narrative description of stormwater treatment/management Mz 1 • Copy of any applicable soils report KT �N • Two copies of plans and specifications (sealed, signed & dated), including: wys f'\ - 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 stormwater control measures - Wetlands delineated, or a note on plans that none exist - Existing drainage (including off -site), drainage easements, 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 (such as additional information requests), please complete this section. (ex. designing engineer or firm) Designated agent (individual or firm):iohn M. DeLucia PE - Albemarle & Associates Mailing Address:PO Box 3989 City:Kill Devil Hills State:NC Zip:27948 Phone: (252 ) 441-2113 Fax: (252 ) 441-0965 Email:iohnd@AlbemarleAssociates.com VIII. APPLICANT'S CERTIFICATION I, (print or type name of person listed in General Information, item 2) Derek Hatchell certify 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 with the requirements of 15A NCAC 21-1.1000. , II. td,aB Form SWU-101 Version 09.25.08 Page 4 of Permit Number (to be provided by DWQ) _ O2pF VIA TEgOG ANA NCDEPIR STORMWATER MANAGEMENT PERMIT APPLICATION FORM 401 CERTIFICATION APPLICATION FORM WETLAND SUPPLEMENT This form must be filled out, printed and submitted. The Required Items Checklist (Part III) must be printed, filled out and submitted along with all the required information. Contact name Phone number Date Drainage area number Proposed Drive-Thm Convenience Store and Carwash Albemarle & Associates, Ltd., John M. DeLucia, PE 252-441-2113 November 6. 2008 II. DESIGN INFORMATION Site Characteristics Drainage area 64,788.00 Impervious area Pe impervious 21,529.00 ftZ t�,� }�, 33.2% % i cent IGsq7-i 44 fir' 6r' c Design rainfall depth 1.50 inch Peak Flow Calculations 1-yr, 24-hr rainfall depth n/a in 1-yr, 24-hr intensity . inthr Pre -development 1-yr, 24-hr runoff -ft3/sec Post -development 1-yr, 24-hr runoff ft3/sec Pre%Post 1-yr, 24-hr peak control ft3/sec Storage Volume: Non -SA Waters Minimum required volume 3,199.00 ft3 Volume provided (temporary pool volume) 3,240.00 ft3 OK Depth of temporary pool/ponding depth (Df° .), k_ 12.00 in OK Drawdown time 2.10 days OK Diameter of orifice 0.88 in OK Coefficient of discharge (Cc) used in orifice diameter 0.60 (unitless) calculation Driving head (H°) used in the orifice diameter calculation 0.46 ft OK Storage Volume: SA Waters Parameters' 1.5" runoff volume Pre -development 1-yr, 24-hr runoff volume Post -development 1-yr, 24-hr runoff volume Minimum volume required Volume provided n/a ft3 ft3 ft3 ft3 ft3 NOV 1 3.2008 !>vQ-'VIVA- 0 Fonn SW401-Wetland-Rev.3 Parts I and II. Project Design Summary, Page 1 of 3 Permit Number (to be provided by DWQ) Surface Areas of Wetland Zones Surface Area of Entire Welland 3,240.00 It' OK Shallow Land 1,293.00 ftz OK The shallow land percentage is: 0.40 % Shallow Water 1,249.00 ft2 OK The shallow water percentage is: 0.39 % Deep Pool Forebay portion of deep pool (pretreatment) 384.00 ft2 OK The forebay surface area percentage is: 0.12 % Non-forebay portion of deep pool 314.00 ft2 OK The non-forebay deep pool surface area percentage is: 0.10 % Total of wetland zone areas 3,240.00 ft OK Add or subtract the following area from the zones 0,00 ft2 Topographic Zone Elevations Temporary Pool Shallow Land (top) 2.50 fmsl Permanent Pool Shallow Water (top) 1.50 first Deep Pool (top) 1.00 fmsl Most shallow point of deep pool's bottom -0.50 fmsl Deepest point of deep pool's bottom -1.00 fmsl Design must meet one of the following two options: This design meets Option #1, y (Y or N) Deep pool is 6—inches below SLWT, If yes: SLWT (Seasonally Low Water Table) 0.00 fmsl OK This design meets Option #2, Has a clay liner n/a If yes Depth of topsoil above clay liner in Topographic Zone Depths Temporary Pool Shallow Land 12.00 in OK Permanent Pool Shallow Water 6.00 in OK Deep Pool (shallowest) 18.00 in OK Deep Pool (deepest) 24.00 in OK Planting Plan Are cattails included in the planting plan? n (Y or N) OK Number of Plants in planting plan recommended: Herbacious (4 inch diameter) 102 Shrubs/small trees (1 gallon or larger) 68 Trees (1.5" dbh) 17 Number of Plants in planting plan provided (several species of each plant type are recommended): Herbacious (4inch diameter) 102 OK Shrubstsmall trees (1 gallon or larger) 68 OK Trees (2.5" dbh) 17 OK Form SW401-Wetland-Rev.3 Parts I and II. Protect Design Summary, Page 2 of 3 Permit Number (to be provided by DWQ) Additional Information Can the design volume be contained? y (Y or N) OK Does volume in excess of the design volume flow evenly y (Y or N) OK distributed through a vegetated filter? What is the length of the vegetated fifter? 30.00 ft Are calculations for supporting the design volume provided in the y (y or N) OK ' application? Is BMP sized to handle all runoff from ultimate build -out? y (Y or N) OK Is the BMP located in a recorded drainage easement with a (Y or N) recorded access easement to a public Right of Way (ROW)? The length to width ratio is: 3.75 :1 OK Approximate wetland length 105.00 ft Approximate wetland width 28.00 ft Approximate surface area using length and width provided 2,940.00 ft feet This approx. surface area is within this number of square of the entire wetland surface area reported above: Will the wetland be stabilized within 14 days of construction? y (Y or N) OK Forth SW40i-Wetland-Rev.3 Parts I and It. Project Design Summary, Page 3 of 3 Permit No. (to be provided by DWQ) III. REQUIRED ITEMS CHECKLIST Please indicate the page or plan sheet numbers where the supporting documentation can be found. An incomplete submittal package will result in a request for additional information. This will delay final review and approval of the project. Initial in the space provided to indicate the following design requirements have been met. If the applicant has designated an agent, the agent may initial below. If a requirement has not been met, attach justification. Initials Pagel Plan Sheet No. MSc C3o� 1. Plans (1' - 50' 6r larger) of the entire site showing: - Design at ultimate build -out, - Off -site drainage (if applicable), - Delineated drainage basins (include Rational C coefficient per basin), - Wetland dimensions (and length to width ratio), - Pretreatment system, - Maintenance access, - Proposed drainage easement and public right of way (ROW), - Overflow device, and - Boundaries of drainage easement. 2. Plan details (1' = 50' or larger) for the wettand showing: - Welland dimensions (and length to width ratio) - Pretreatment system, - Maintenance access, - Proposed drainage easement and public right of way (ROW), - Design at ultimate build -out, - Off -site drainage (if applicable), - Overflow device, and - Boundaries of drainage easement. 2 C y 3. Section view of the wetland (1' = 20' or larger) showing: - Side slopes, 3:1 or lower - Wetland layers All wetlands: Shallow land depth, shallow water depth, deep pool depth Option 1, no clay liner: SLAT depth Option 2, day liner: Depth of topsoil on top of liner, liner specifications 4. A detailed planting plan (1' = 20' or larger) prepared by a qualified individual showing: - A variety of suitable species (not including cattails), - Sizes, spacing and locations of plantings, Total quantity of each type of plant specified, A planting detail, - The source nursery for the plants, and - Fertilizer and watering requirements to establish vegetation. d1 C� 5. A construction sequence that shows how the wetland will be protected from sediment until the entire drainage area is stabilized. hs� ATxo' 6. The supporting calculations (including drawdown calculations). ��q� xa1Z9 7. A copy of the signed and notarized operation and maintenance (0&M) agreement. 8. A copy of the deed restrictions (if required). 9. A soils report that is based upon an actual field investigation, soil borings, and infiltration tests. County soil maps are not an acceptable source of soils information. SW401-Wetland-Rev.3 Part III, page 1 of 1 Permit Number: (to be provided by DWQ) Drainage Area Number: Stormwater Wetland Operation and Maintenance Agreement I will keep a maintenance record on this BMP. This maintenance record will be kept in a log in a known set location. Any deficient BMP elements noted in the inspection will be corrected, repaired or replaced immediately. These deficiencies can affect the integrity of structures, safety of the public, and the removal efficiency of the BMP. Important maintenance procedures: - Immediately after the stormwater wetland is established, the wetland plants will be watered twice weekly if needed until the plants become established (commonly six weeks). "-1 Es (,-; E� 111 E 0 - No portion of the stormwater wetland will be fertilized after the first initial fertilization that is required to establish the wetland plants. NOV 1 3 2008 - Stable groundcover will be maintained in the drainage area to reduce the sediment load to the wet detention basin. - Once a year, a dam safety expert will inspect the embankment. After the wet detention pond is established, I will inspect it once a month and within 24 hours after every storm event greater than 1.0 inches (or 1.5 inches if in a Coastal County). Records of operation and maintenance will be kept in a known set location and will be available upon request. Inspection activities shall be performed as follows. Any problems that are found shall be repaired immediately. BMP element: Potentialproblem: How I will remediate theproblem: The entire BMP Trash/debris is present. Remove the trash/debris. The perimeter of the Areas of bare soil and/or Regrade the soil if necessary to wetland erosive gullies have formed. remove the gully, and then plant a ground cover and water until it is established. • Provide lime and a one-time fertilizer application. Vegetation is too short or too Maintain vegetation at a height of long. approximately six inches. The inlet device: pipe or The pipe is clogged (if Unclog the pipe. Dispose of the swale applicable). sediment off -site. The pipe is cracked or Replace the pipe. otherwise damaged (if applicable), Erosion is occurring in the Regrade the swale if necessary to swale (if applicable). smooth it over and provide erosion control devices such as reinforced turf matting or riprap to avoid future problems with erosion. Form SW401-Wetland O&M-Rev.3 Page 1 of 4 BMP element: Potentialproblem: How I will remediate theproblem: The forebay Sediment has accumulated in Search for the source of the the forebay to a depth that sediment and remedy the problem if inhibits the forebay from possible. Remove the sediment and functioning well. dispose of it in a location where it will not cause impacts to streams or the BMP. Erosion has occurred. Provide additional erosion protection such as reinforced turf matting or riprap if needed to prevent future erosion problems. Weeds are present. Remove the weeds, preferably by hand. If a pesticide is used, wipe it on the plants rather than s ra in . The deep pool, shallow Algal growth covers over Consult a professional to remove water and shallow land 50% of the deep pool and and control the algal growth. areas shallow water areas. Cattails, phragmites or other Remove the plants by wiping them invasive plants cover 50% of with pesticide (do not spray) - the deep pool and shallow consult a professional. water areas. Shallow land remains flooded Unclog the outlet device more than 5 days after a immediately. storm event. Plants are dead, diseased or Determine the source of the dying. problem: soils, hydrology, disease, etc. Remedy the problem and replace plants. Provide a one-time fertilizer application to establish the ground cover if a soil test indicates it is necessary. Best professional practices Prune according to best professional show that pruning is needed practices. to maintain optimal plant health. Sediment has accumulated Search for the source of the and reduced the depth to 75% sediment and remedy the problem if of the original design depth possible. Remove the sediment and of the deep pools. dispose of it in a location where it will not cause impacts to streams or the BMP. Form SW401-Wetland O&M-Rev.3 Page 2 of 4 BMP element Potentialproblem: How I will remediate theproblem: The embankment A tree has started to grow on Consult a dam safety specialist to the embankment. remove the tree. An annual inspection by an Make all needed repairs. appropriate professional shows that the embankment needs repair. Evidence of muskrat or Use traps to remove muskrats and beaver activity is present consult a professional to remove beavers. The micropool Sediment has accumulated Search for the source of the and reduced the depth to 75% sediment and remedy the problem if of the original design depth. possible. Remove the sediment and dispose of it in a location where it will not cause impacts to streams or the BMP. Plants are growing in the Remove the plants, preferably by micropool. hand. If a pesticide is used, wipe it on the plants rather than spraying. The outlet device Clogging has occurred. Clean out the outlet device. Dispose of the sediment off -site. The outlet device is damaged Repair or replace the outlet device. The receiving water Erosion or other signs of Contact the NC Division of Water damage have occurred at the Quality 401 Oversight Unit at 919- outlek 1 733-1786. Form SW401-Wetland O&M-Rev.3 Page 3 of 4 Permit Number: (to be provided by DWQ) I acknowledge and agree by my signature below that I am responsible for the performance of the maintenance procedures listed above. I agree to notify DWQ of any problems with the system or prior to any changes to the system or responsible party. Project name:Proposed Drive-Thru Convenience Store and Carwash BMP drainage area Print name:Derek Hatchell Title: Address:PO Box 2405 Manteo NC 27954 Date: It. io.osr Note: The legally responsible party should not be a homeowners association unless more than 50% of the lots have been sold and a resident of the subdivision has been named the president. 1, -Tg He 66 0 , a Notary Public for the State of K) `— , County of , do hereby certify that personally appeared before me this I U day of fJovc... ooe, and acknowledge the due execution of the forgoing stormwater wetland maintenance requirements. Witness my hand and official seal, JAMIE HATCHELL NOTARY PUBLIC Dare County North Carolina -My Commission Expires Nov. 14, 2011 SEAL My commission expires I I - 14. Z.01( Form SW40 I -Wetland O&M-Rev.3 Page 4 of 4 YF4AlU:1 Ymuo;) also Sr7110767 r!1+uA It tGS ,at :cN „ qX3 r' - . OaT0 i1 T�R OG Michael F. Easley, Governor ��\ William G. Ross Jr., Secretary r Q North Carolina Department of Environment and Natural Resources ; IV Coleen H. Sullins Director lowT Division of Water Quality October 29, 2008 Mr. Derek Hatchell Hatchell & Hatchell, LLC P.O. Box 2405 Manteo, NC 27954 Subject: Request for Stormwater Application Stomtwater Review SW7081010 Proposed Drive-Thru Store & Car Wash Tyrrell County Dear Mr. Hatchell: This office received a copy of your Sedimentation & Erosion Control application and plans for the subject proposed project located on US Hwy 64 in Tyrrell County on October 20, 2008. North Carolina Administrative Code 15 NCAC 2H.1000 requires that any project located in a coastal County that must receive either a Sedimentation and Erosion Control Plan approval and/or a CAMA Major permit apply for and receive a Stormwater Management Permit by the Division of Water Quality. To obtain a Stormwater Permit you must submit a completed application, application fee of $505.00, two sets of plans and specifications showing the proposed project and all stormwater treatment units along with engineering calculations and a narrative description.The application package should be received by this office prior to November 29, 2008. If an application package is not received by this date we will consider the project incomplete. We also have an Express Permitting program. If you are interested in this program you may contact Ms. Lyn Hardison, One Stop Permit Coordinator, at 252-948-3842. Any development of the site prior to receipt of the required permit will constitute a violation of 15A NCAC 2H.1000 and North Carolina General Statute 143-215.1 and may result in appropriate enforcement action including civil penalty assessment of up to $25,000 per day. If you have questions, please feel free to contact me at (252) 948-3923. Sincerely, oge K. Thorpe Environmental Engineer Washington Regional Office cc: - ashington Regional Office Albemarle Engineering North Carolina Division of Water Quality Internet: wmv ncwaterauality ore 943 Washington Square Mall Phone (252) 946-6481 Washington, NC 27889 Fax (252) 946-9215 None hCarolina Naturally An Equal opportunity/Affirmative Action Employer- 50% Racycled/10% Post Consumer Paper SW'70 g 10I d la•a.�•op I i9W FINANCIAL RESPONSIBILITY/OWNERSHIP FORM f&�(2Agfp flry�� SEDIMENTATION POLLUTION CONTROL ACT �11it�t5olC61C9 No person may initiate any land -disturbing activity on one or more acres as covered by th9arctib@f§ e,,,this form and an acceptable erosion and sedimentation control plan have been completed and approved by the Land Quality Section, N.C. Department of Environment and Natural Resources. (Please type'or print and, if r.�i '. ry6 8. ri„n,t� the question is not applicable or the e-mail and/or fax information unavailable, place N/A in the blank.)pii}� Part A. 1. Project Name Proposed Drive-thru Convenience Store and Carwash 2. Location of land -disturbing activity: County Tyrrell City or Township Columbia Highway/Street US 64 Latitude 350 55.1' N Longitude 760 14.8' W 3. Approximate date land -disturbing activity will commence: Fall. 2008 4. Purpose of development (residential, commercial, industrial, institutional, etc.): commercial 5. Total acreage disturbed or uncovered (including off -site borrow and waste areas): 1.35 6. Amount of fee enclosed: $ 130.00 The application fee of $65.00 per acre (rounded up to the next acre) is assessed without a ceiling amount (Example: a 9-acre application fee is $585). 7. Has an erosion and sediment control plan been filed? Yes No Enclosed X 8. Person to contact should erosion and sediment control issues arise during land -disturbing activity: Name John M. DeLucia, PE E-mail Address 0ohndGDAlbemarleAssociates.com Telephone 252-441-2113 Cell # 252-202-2341 Fax # 252-441-0965 9. Landowner(s) of Record (attach accompanied page to list additional owners): Hatchell & Hatchell, LLC 252-473-6074 252-473-6606 Name Telephone Fax Number PO Box 2405 936 Hwy 64/264 Current Mailing Address Current Street Address Manteo NC 27954 Manteo NC 27954 City State Zip City State Zip 10. Deed Book No. 217 Page No. 837 Provide a copy of the most current deed. Part B. Person(s) or firm(s) who are financially responsible for the land -disturbing comprehensive list of all responsible parties on an attached sheet): Hatchell & Hatchell, LLC Name PO Box 2405 Current Mailing Address Manteo NC 27954 City State Zip E-mail Address 1 7 2008 SECTION ONAL OFFICE Manteo NC 27954 City State Zip Telephone 252-473-6074 Fax Number 252-473-6606 2. (a) If the Financially Responsible Party is not a resident of North Carolina, give name and street address of the designated North Carolina Agent: Name Current Mailing Address City State Zip E-mail Address Current Street Address City State Zip Telephone Fax Number (b) If the Financially Responsible Parry is a Partnership or other person engaging in business under an assumed name, attach a copy of the Certificate of Assumed Name. If the Financially Responsible Party is a Corporation, give name and street address of the Registered Agent: Name of Registered Agent Current Mailing Address City State Zip E-mail Address Current Street Address Telephone Fax State Zip The above information is true and correct to the best of my knowledge and belief and was provided by me under oath (This form must be signed by the Financially Responsible Person if an individual or his attorney -in -fact, or if not an individual, by an officer, director, partner, or registered agent with the authority to execute instruments for the Financially Responsible Person). I agree to provide corrected information should there be any change in the information provided herein. Derek Hatchell President Type or print name Title or Authority 13 laI//,o �o Signature Date I, TM« EI�I�I �lI a Notary Public of the County of State of North Carolina, hereby certify that Ibcre.k 14C,4e 1 0 appeared personally before me this day and being duly sworn acknowledged that the above form was executed by him. Witness my hand and notarial seal, this ICE day of 6--4-6 6z - , 2009 JAMIE HATCHELL NOTARY PUBLIC Not ry Se4are County North Carolina My commission expires 11 14 7-6I1 My Commission Expires Nov. 14, 2011