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HomeMy WebLinkAboutSW8030432_CURRENT PERMIT_20050127STORMWATER DIVISION CODING SHEET POST -CONSTRUCTION PERMITS PERMIT NO. SW w�04,31� DOC TYPE � CURRENT PERMIT ❑ APPROVED PLANS ❑ HISTORICAL FILE ❑ COMPLIANCE EVALUATION INSPECTION DOC DATE .2LeSJ 19'I YYYYMMDD �QF WAT Michael F Easley, Governor �O G William G Ross, Jr, Secretary North Carolina Department of Environment and Natural Resources 0 Alan W Klimek, P E Director Division of Water Quality January 27, 2005 Mr Hazy Elia 779 Commerce Place Road Myrtle Beach, SC 29577 Subject Stormwater Permit No SW8 030432 Shark Attack High Density Project Onslow County Dear Mr Ella The Wilmington Regional Office received a complete Stormwater Management Permit Application for Shark Attack on January 26, 2005 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 030432 dated January 27, 2005, for the construction of the subject project This permit shall be effective from the date of issuance until January 27, 2015, 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 sixty (60) 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 either Linda Lewis or me at (910) 395-3900 Sincerely, E Beck Acting Regional Supervisor Surface Water Protection Section ENBlarl S IWQSISTORMWATIPERMIT1030432 jan05 cc Mark Walton, P E , Walton Engineering Onslow County Building Inspections Linda Lewis Wilmington.Regional_Offtce3 Central Files North Carolina Division of Water Quality 127 Cardinal Drive Extension Phone (910) 395 3900 Customer 5ervicel 877-623-6748 Wilmington Regional Office Wilmington, NC 28405 3845 FAX (919) 733 2496 Internet h2o enr state nc us An Equal Opportunity/Affirmative Acton Employer — 50% Recycled110% Post Consumer Paper One Nmally Carolina State Stormwater Management Systems Permit No SW$ 030432 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 Hazy Elia Shark Attack Corner of NC 210 & NCSR 1518, Sneads Ferry, Onslow County FOR THE construction, operation and maintenance of three bio-retention basins 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 January 27, 2015, 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 on page 3 of this permit, the Project Data Sheet The stormwater coptrols number 1, 2 and 3 have been designed to handle the runoff from 20,053 ft , 15,171 ft and 4,979 ft2 of impervious area, respectively Each basin must be operated with a 30' vegetated filter 3 The tract will be limited to the amount of built -upon area indicated in Section II 6 on page 3 of this permit, and per the 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 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 2 of 7 State Stormwater Management Systems Permit No SW8 030432 6 The following design criteria have been provided in the bio-retention basins and must be maintained at design condition Basin # 1 2 3 a Drainage Area, acres 046 035 0 114 Onsite, ft 20,053 15,171 4,979 Offsite, ft2 0 0 0 b Total Impervious Surfaces, ft2 20,053 15,171 4,979 c Pond Depth, feet 13" 13" 13" d TSS removal efficiency 90% 90% 90% e Bottom Elevation, FMSL 1572 1572 1572 f Bottom Surface Area, ft2 2,946 466 51 g Permitted Storage Volume, ft3 3,898 719 153 h Temporary Storage Elevation, FMSL 168 168 168 i Controlling Orifice bypass at 16 8 to vegetated filter Minimum number of plants 98 20 5 Trees 32 7 2 Shrubs fib 14 4 k Receiving Stream/River Basin Mill Creek 1 Cape fear I Stream Index Number CPF24 18-87-14 m Classification of Water Body "SA" II. SCHEDULE OF COMPLIANCE 1 The stormwater management system shall be constructed, vegetated, and operational for its intended use within 90 days of the issue date of this permit 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, revegetation and remulching of the bioretention basins 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 the basins and piping g Access to the basins must be available at all times Page 3 of 7 State Stormwater Management Systems Permit No SW8 030432 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 Ma)or 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 Page 4 of 7 State Stormwater Management Systems Permit No SW8 030432 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 pur ose 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 changes within 30 days Permit issued this the 27th day of January 2005 NORT CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION 141Alan-W Klimek, P E, Director ♦vision of Water Quality 11By Authority of the Environmental Management Commission Page 5 of 7 State Stormwater Management Systems Permit No SW8 030432 Shark Attack Stormwater Permit No SW8 030432 Onslow 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 protect, (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 030432 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 cc NCDENR-DWQ Regional Office Onslow County Building Inspections Page 7 of 7 w a r,i���., `a 15 Ac USE SE ONLY �c; > s T t ?,n 'v `�> ��� ��iru ���ee<� F,i"�`. �...� � µly O��C� uWil-i ©+V�.I i. ; >i�R'� .y4 � d P .A Z> i.a lr Date Received Fee Paid Permit Number (o -22 - Zcv �— 379 Y v 90 30 ¢ 32— • State of North Carolina Department of Environment and Natural Resources Division of Water Quality STORMWATER MANAGEMENT PERMIT APPLICATION FORM This form may be photocopied far use as an of ignial I GENERAL INFORMATION 1 Applicants name (specify the name of the corporation, individual, etc who owns the project) Hazy Ella 2 Print Owner/Sigrung Official's name and tale (person legally responsible for facility and compliance) HazyrElia/ owner 3 Mailing Address for person listed m item 2 above 779 Commerce Place Road City Myrtle Beach State SC Zip 29577 Telephone Number ( 843 L 4 4 5- 9 2 0 3 . 4 Project Name (subdivision, facility, or establishment name - should be consistent with project name on plans, specifications, letters, operation and maintenance agreements, etc ) Shark Attack 5 Location of Project (street address) Northeast corner of intersection of NCSR 1518, Old FolkstoneRd & NCSR 210 City Sneads Ferry County Onslow 6 Directions to project (from nearest major intersection) From intersection of SR50 & US Hwy 17, follow Hwy 17 4.3 miles, go right onto SR 172 (Sneads Ferry Rd.), go approx. 4 miles, turn right onto SR 210, site is approx. 1.5 m s in ersec ion o d.) and 7 Latitude 3 4` 31 ' 3 6 " Longitude 7 7 ° 2 6 " 031, of pro Ect 210 8 Contact person who can answer questions about the project Name R. Mark Walton Telephone Number ( 910 ) 259-4800 II PERMIT INFORMATION 0 1 Specify whether project is (check one) x New Renewal Modification Form SWI I-101 Version 3 99 Pagge I of 4 2 if this application is being submitted as the result of a renewal or modification to an existing permit, list the existing perrrut number. N/A and its issue date (if known) N/A 3 Specify the type of project (check one) Low Density x High Density Redevelop General Permit Other 4 Additional Project Requirements (check applicable blanks) �CAMA Major x Sedimentation/Erosion Control �404/401 Perrrut _NPDES Stormwater Information on required state perrruts can be obtained by contacting the Customer Service Center at 1-877-623-6748 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 Stormwater will be treated by bioretention. There shall be four (4) Bioretention areas on—si e 2 Stormwater runoff from this project drains to the White 0 a k 3 Total Project Area 1.20 acres 4 Project Built Upon Area 5 How many drainage areas does the project have? 3 River basin 76 0/0 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 Basi&HU&J15 da30n £Trt}' N A " � vL a � � x»§4 �t �ft' Diaun��({�}e �� �'EL N ti s4 gib° Receiving Stream Name Mill Creek Mill Creek Receiving Stream Class SA HQW SA HQW Drainage Area 20,053 s f. 15,171 s. f Existing Impervious* Area 20,053 s f. 15,171 s- Proposed Im ervious`Area 0 % Ln ervious* Area (total) 10 0% 10 0% �n ervitnus SuifaceArea .. .34 w. `� � Dra tre r a �� sl sxae .Yx ^€� � ,�Drannage<Area2ti it oil rnavy 3'�''.co- On -site Buildings 12,250 s. f. 0 On -site Streets On -site Parking 7, 803 s f. 10,410 s. f On -site Sidewalks 10 14-7 41 s F Other on -site 0 Off -site 0 Total 20, 053 s. f. Total 15,171 s f " Impervious area is defined as the built upon area including, but not limited to, buildings, roads, parking areas, sidewalks, gravel areas, etc 1 ] C� • Form 5WU-I0I Vernon 3 44 Page 2 of 4 Stormwater Management Permit Application Form • Part III. Project Information Con't. Basin 1nf6rmations � „K,; 4101raina e,Area 3i"; A;lp Receiving Stream Name Mill Creek Receiving Stream Class SA HOW Draina a Area 4,979 s f Existing Impervious* Area 4,979 s f Pmposed Im rvious* Area 0 °% Impervious Area total 100°% Im rvious"Mrface;Areaa� � ,Drama 9,Area,,3 ° w On -site Buildings 0 On -site Streets 0 On -site Parking 3,287 s f On -site Sidewalks 1,692 s f Other on-srte 0 Off -site 0 Total 4,979 s f *Impervious area is defined as the built upon area including, but not limited to, buildings, roads, panting areas, sidewalks, gravel areas, etc • • 7 How was the off -site impervious area listed above derived? N/A • JV DEED RESTRICTIONS AND PROTECTIVE COVENANTS Cl 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 The following covenants are intended to ensure ongoing eornplurnce with state sforinwater management permit number N/A - _ as issued by the Division of Water Qualify These covenants may not be changed or deleted without the consent of the State 2 No niore than N/A square feet of any lot shall be covered by structures or impervious materials Impervious materials include asphalt, gravel, concrete, brick, stone, slate of similar matenal but do not include wood decking or the water surface of swimming pools 3 Swales shall not be filled in, piped, or altered except as necessary to pr ovide di iveway crossings 4 Built -upon area in excess of the permitted amount requires a state stormwater management permit modificafion pi for to construction 5 All permitted runoff from outpar eels or future development shall be directed into the permitted stormwater control system These connections to the storrnwater control systeni shall be performed in a rrianno that maintains the integr ity and perfor niance of the system as permitted By your signature below, you certify that the recorded deed restrictions and protective covenants for this project shall include all the applicable items required above, that the covenants will be binding on all parties and persons cla uning under dieirn, that they will run with the land, that the required covenants cannot be changed or deleted without concurrence from the State, 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 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 Low Density Supplement Form SWU-105 Curb Outlet System Supplement Form SWU-106 Off -Site System Supplement Form SWU-107 Underground Infiltration Trench Supplement Form SWU-108 Neuse River Basin Supplement Form SWU-109 Innovative Best Management Practice Supplement Form 5WU-101 Version 3 9V Page 3 of 4 06/01/2004 16 10 9102591779 WALTON ENGINEERING PAGE 02 • • • V1 SUBMITTAL REQUIREMENTS Only complete application packages vVill 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 E)WQ Regional Office Please indicate that you have provided the following required information by rrutn&ng in the space provided next to each item - Original and one copy of the 5rrmwater Management Permit Application Form One copy of the applicable Supplbment Form(s) for each 8MP - ,Peanut application processing fee of $420 (payable to NCDENR) - Detailed narrativerlescnpuori of stormwater treatment/management • Two copies of places acid spe�Oic Wons, including- - l]evelojaine +t/Prbleot name - Engineer and firm - Legend - North Arrow _ Scale - Revision rwmber ,lt date - Mean high water hne - Dimensioped praper�y/project boundary - Location map with rim streets or NCSR numbers - Original cbntqu#,, propb�ed contours, spot elevations, finished floor elevations - Details of roi&,Uftkia.W features, collection systems, and stormwater control measures - Wetlands deliht4ted,'or a note on plans that none exist - Existing drainage(!niduding off -site), drainage easements, pipe sizes, runoff calculations Drainage areas db1ifieited - Vegetated bt ffe (where required) VII AGENT AUTHORIZATION If you wish to designate wuthority to Another individual or firm so that they may provide information on your behalf, please complete this seciafi Designated agent (mchvidual or firm) —Walton Engineering Mailing Address Po Box 895 awNC City 13ur . �.�-- --- - g. State Zip 28425 PhQne (.- 010 ) 259-48,00 ' _ Fax 910-2 9--1779 'V 111. APl'UCAN£'S CERTWIIC.ATION 1, (print or type name of person listed tn'Gmaal Information, item 2) Hazy E 1 i cerhfy that the information included on this pgrmit 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 wiU be recorded, and that the proposed project complies with the requirements of 15A NCAC 2H 1000 *Signature Form SWU-101 Version 3 99 � �� Page 4 of 4 Date o .2 00 Maintenance Schedule Bloretention Area 9 Description Method Frequency Time of Year Soil! Or anic Layer Inspect and Repair Erosion Visual Monthly Monthly pH Test (for limestone application if Once Every 2 necessary) By hand Years NIA Remulch any void area By hand Whenever needed Whenever needed Remove previous Once every two or mulch layer before three years (Mulch applying new layer Not to Exceed 6" (optional) By hand Thick) Spring Any additional mulch added By hand Once a year S rm Plants '" M°�'2'� L"� Remove and replacement of all dead and diseased vegetation considered See planting 3/15 to 4/30 and beyound treatment specifications Twice a year 10/1 to 11/30 Vanes, but will depend on Treat all diseased trees Mechanical or diseased or insect and shrubs by hand NIA infestation Watering plant material shall take place at the end of each day for fourteen consecutive Immediately after days and after planting completion of has been completed By Hand project NIA Removal of support Remove by 1 year stakes By hand Once a year after project ends Replace any deficient Whenever needed stakes or wares By hand Whenever needed durtn 1st year Owner/Operator Signature State County r C I, R1 �a Notary Public for said County and State, do hereby certify that Hazy Elia personally app ared before me this day and acknowledged the due execution of the foregoing instrument Witness my hand and official seal, this the -Z-Z day of �� , 20 L, r (Official Seal) Notary Public U Maintenance Schedule Bioretention Area Z Description Method Frequency Time of Year Soil/ Or anic Laye "��19IM" TT'� Inspect and Repair Erosion Visual Monthly Monthly pH Test (for limestone application if Once Every 2 necessary) By hand Years NIA Remulch any void area By hand Whenever needed Whenever needed Remove previous Once every two or mulch layer before three years (Mulch applying new layer Not to Exceed O" (optional) By hand Thick Spring Any additional mulch added By hand Once a year Spring Plants�y«rr�LLs,� Remove and replacement of all dead and diseased vegetation considered See planting 3/15 to 4/30 and beyound treatment specifications Twice a year 10/1 to 11/30 Vanes, but will depend on Treat all diseased trees Mechanical or diseased or insect and shrubs by hand NIA infestation Watering plant material shall take place at the end of each day for fourteen consecutive Immediately after days and after planting completion of has been completed By Hand roject NIA Removal of support Remove by 1 year stakes By hand Once a vear after 2roject ends Replace any deficient Whenever needed stakes or wires By hand Whenever needed dunng 1st year Owner/Operator Signature Stateo�-� ��•� 4 I r ,�t._, County u /r I, 1 (~;ia Notary Public for said County and State, do hereby certify that Hazy Elia personally app6red before me this day and acknowledged the due execution of the foregoing instrument Witness my hand and official seal, this the day of GGt�; Fa-i.s� , 20 (Official Seal) 1 Notary Public Maintenance Schedule Bioretentlon Area 3 Description Method Frequency Time of Year Soil/ Or amc Layer vivo Inspect and Repair Erosion Visual Monthly Monthly pH Test (for limestone application if Once Every 2 necessary) By hand Years N/A Remulch any void area By hand Whenever needed Whenever needed Remove previous Once every two or mulch layer before three years (Mulch applying new layer Not to Exceed B" (optional) By hand Thick) Spring Any additional mulch added By hand Once a year Spring Plants a��t���A :g- �w u ww w?g Remove and replacement of all dead and diseased vegetation considered See planting 3/15 to 4/30 and beyound treatment specifications Twice a year 10/1 to 11/30 Varies, but will depend on Treat all diseased trees Mechanical or diseased or insect and shrubs by hand N/A infestation Watering plant material shall take place at the end of each day for fourteen consecutive Immediately after days and after planting completion of has been completed By Hand project N/A Removal of support Remove by 1 year stakes By hand Once a year after project ends Replace any deficient Whenever needed stakes or wires By hand Whenever needed dunng 1st year Owner/Operator Signature State Utklk ttA-GE 1'1,4— County As, ILI I, ' i'?4 Notary Public for said County and State, do hereby certify that Hazy Elia personally appe red before me this day and acknowledged the due execution of the foregoing instrument Witness my hand and official seal, this the S�day of '"�'� , Aq (Official Seal) Notary Public _�_//,��r� _r`'i 8 Lu--' k Shark Attack Stormwater Permit No SW8 030432 Onslow County Designer's Certification State Stormwater Manageme M304732 s Permit No W8 AUb 15 /UO5 p E�k r,- CL'r I, R ' Mc,'f k �/i�+c vx,, as a duly registered fro + C ss`c o �� I - in the State of North Carolina, having been authorized to observe (periodically/ weekly/ full time) the construction of the project, � V ar- �emals �cf (Project) �` 6 r ro ww�C r pc r r^ o SL g C>3 0 Lf 3 '02- NLyr-Ckc Wc4r / IV-1 C for r 4'c� %Ci _(Project Owner) hereby state that, to the best of my abilities, dile care ar� 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 (0 Two cvlC�x 6&sN nS cor nc t1 k vik �Ltr%C pC W erC %��{#s'�aIkP tk The d,kt rN,, TrowJrl% Jo ca.Tr1� aI rj l a r M wA Cr T r 0 rn. V e �ulrN 0-yT �a�� k�^S arC4 4.►1�1 n � ►,Vo &4 r CTCrM 0 e-, lA r C4 't:t 'Z- SEAL Signature 1" - -- - - - - -- -- - - . 4 t . �y+� Registration Number �, �:� �: �,'„;�4";N tj'1, �Jr' Date / 1 01 US �. VA Y '�I8 .qy t7r { • W 7 �W71 PAC ak t1 -b r CdVC✓;t;ur\, A.rcc� v & S re\ o c ellC � S LAC X T�% CT r� I C Ilk V t'r L`'-"kA�&,w`� C" C3 l�na� da`Xe� Mal 7- 7,2a>S . Panty 6 of 7 To Flo c-� N1%c ro tr 7 State Stormwater Management Systems Permit No SW8 030432 Certification Requirements (Zr^� 1 The drainage area to the system contains approximately the permitted acreage Y,' MlJ 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 protect is graded such that the runoff drains to the system RM'^J 4 All roof drains are located such that the runoff is directed into the system [LMQ 5 The outlet/bypass structure elevations are per the approved plan RM�J 6 The outlet structure is located per the approved plans 7 Trash rack is provided on the outlet/bypass structure Q 8 All slopes are grassed with permanent vegetation F'K%,% 9 Vegetated slopes are no steeper than 3 1 �rw 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 RM'^} 14 All required parts of the system are provided, such as a vegetated shelf, and a forebay CK ("1,) 15 The required system dimensions are provided per the approved plans cc NCDENR-DWQ Regional Office Onslow County Building Inspections