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HomeMy WebLinkAboutSW6091005_CURRENT PERMIT_20091202STORMWATER DIVISION CODING SHEET POST -CONSTRUCTION PERMITS PERMIT. NO. SW eo4o� DOC TYPE CURRENT PERMIT APPROVED PLANS ❑ HISTORICAL FILE ❑ COMPLIANCE EVALUATION INSPECTION DOC DATE YYYYMMDD RUM M North Carolina Department of Environment and Natural Resources Division of Water Quality Beverly Eaves Perdue Coleen H. Sullins Governor Director December 2, 2009 Mr. John Koenig, Managing Member KAS Developers, LLC 6432 Yadkin Road, Fayetteville, North Carolina 28303 LD_A-FA'El 14 2009 1tEFF6 01 Dee Freeman Secretary Subject: Phase II Post -Construction StormwaterPermit No. SW6091005 Crosswinds, Cumberland County Dear Mr. Keening: The Stormwater Permitting Unit received a complete Stormwater Management Permit Application for Crosswinds, on November 23, 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 2H.1000 and Session Law 2006-246. We are forwarding Permit No. SW6091005, dated December2, 2009, for the. construction, operation and maintenance of the subject project and the stormwater I3MPs. This permit shall be effective from the date of issuance until December 1, 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 inspection and maintenance of the stormwater mapagement system will result in future compliance problems. If any parts, requirements, or limitations contained in this permit are unacceptable, you have the right to request an adjudicatory hearing upon written request within thirty (30) days following receipt of this Permit. This request must be in the form of a written petition, conforming to Chapter 150B of the North Carolina General Statutes, and filed with the Office of Administrative Hearings, P.O. Drawer 27447, Raleigh, NC 27611-7447. Unless such demands are made this permit shall be final and binding. This project will be kept on file at the Fayetteville Regional Office. If you have any questions, or need additional.information concerning this matter, plmse contact Mike Randall at (919) 807-6374; or mike.randall@pcdear.gov. Sincerely, . for Coleen H. Sullins cc: Fayetteville Regional Office Central Files SPU Files Wetlands and Stormwater Branch- 1617 Mail Service Center, Raleigh, North Carolina 27699-1617 - 7.�One Location: 512 N. Salisbury St Raleigh, North Carolina 27604 1 V oah Carolina Phone: 919-807-6300 1 FAX 919-807-64941 Customer Service:1-877-623-6748 - �yI& // Internet: www.nuNaterquality.org - _ - Na&iii_ . An Equal Opportunity 1 Affirmative Action Employer .�/ .1 a:�!'; ri+ � 4 J..•.. t,ui,> State Stormwater Permit Permit No. SW6091005 STATE OF NORTH CAROLINA DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES DIVISION OF WATER QUALITY . . STATE STORMWATER MANAGEMENT PERMIT HIGH DENSITY SUBDIVISION DEVELOPMENT In accordance with the provisions of Article 21 of Chapter 143, General Statutes of North Carolina as amended, and other applicable Laws, Ruies, and Regulations PERMISSION IS HEREBY GRANTED TO Mr. John Koenig, Managing Member KAS Developers, LLC Crosswinds Crosswinds Drive, Hope Mills, Cumberland County FOR THE construction, operation and maintenance of. a three wet detention pond(s) in compliance Iwith the provisions of Session Law 2006-246 and 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 i by the Division of Water Quality and considered a part of this permit. This permit shall be effective from the date of issuance until December 1, 2019 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 attached wet detention supplement forms, SW401, of this permit. The subdivision is permitted for 154 lots, each allowed a maximum of 2,755 square feet of built -upon area. . 3.1The runoff from all built -upon area within the permitted drainage area of this project must be directed into the permitted stormwater control system. 4. The built -upon areas associated with this project shall be located at least 30 feet landward of all perennial and intermittent surface waters. 5. The design elements permitted for the three wet detention pond stormwater facility as detailed on the attached supplement forms must be maintained at all times. Page 1 of 5 State Stormwater Permit Permit No. SW6091005 II. SCHEDULE OF COMPLIANCE 1. No homeowner/lot owner/developer shall fill in, alter, or pipe any drainage feature (such as swales) shown on the approved plans as part of the stormwater management system without submitting a revision to the permit and receiving approval from the Division. 2. The permittee is responsible for verifying that the proposed built -upon area for the entire lot does not exceed the maximum allowed by this permit. Once the lot transfer is complete, the built -upon area may not be revised without approval from the Division of Water Quality, and responsibility for meeting the built -upon area limit is transferred to the individual property owner. 3. If an Architectural Review Board or Committee is set up by the permittee to review plans for compliance with the BUA limit, the plans reviewed must include all proposed built -upon area. Any approvals given by the Board do not relieve the homeowner of the responsibility to maintain compliance with the permitted BUA . limit. .4. 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. 5. 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. 6. 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 the approved plans, regardless of size. b. Project name change. c. Transfer of ownership. . d. Redesign or addition to the approved amount of built -upon area. e. Further subdivision, acquisition, 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. fi Filling in, altering, or piping of any vegetative conveyance shown on the approved plan.. . 7. The permittee shall submit for approval, final site layout and grading plans for any permitted future development areas shown on the approved plans, prior to construction. . 8. 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. 9. During construction, erosion shall.be kept to a minimum and any eroded areas of the system will be repaired immediately. Page 2 of 5 State Stormwater Permit Permit No. SW6091005 10. 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 othersupporting docume'6f6tion. Any deviations from the approved plans and specifications must be noted on the Certification. 11. 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. 12. The permittee shall at all times provide the operation and maintenance necessary to assure that all components of the permitted stormwater system function 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 re -vegetation of side slopes. d. Immediate repair of eroded areas. e. Maintenance of side slopes in accordance with approved plans. f. Debris removal and unclogging of structures, orifice, catch basins. and piping. g. Access to all components of the system must be available at all times. .13. Records of maintenance activities must be kept by the permittee. The records will indicate the date, activity, name of person performing the work and what actions were taken. 14. The permittee shall submit to the Division of Water Quality an annual summary report of the maintenance and inspection records for each BMP. The report shall summarize the inspection dates, results of the inspections, and the maintenance work performed at each inspection. 15. This permit shall become void unless the facilities are constructed in accordance with the conditions of this permit, the approved plans and specifications, and other supporting. data., 16. Prior to the sale of any lot, the following deed restrictions must be recorded: a. The following covenants are intended to ensure ongoing compliance with State Stormwater Management Permit Number SW6091005, as issued by the Division of Water Quality under the stormwater rules. b. .. The State of North Carolina is made a beneficiary of these covenants to the extent necessary to maintain compliance with the Stormwater Management Permit: ;. c. These covenants are to run with the land and be binding on all persons and parties claiming under them. d. The covenants pertaining to stormwater may not be altered or rescinded without the express written consent of the State of North Carolina, Division of Water Quality. e. Alteration of the drainage as shown on the approved plans may not take place without the concurrence of the Division of Water Quality. Page 3 of 5 State Stormwater Permit Permit No. SW6091005 f.. The maximum built -upon area per lot is 2,755 square feet. This allotted amount includes any built -upon area constructed within the lot property boundaries, and that portion of the right-of-way between the front lot line and the edge of the pavement. Built upon area includes, but is not limited to, structures, asphalt, concrete, gravel, brick, stone, slate, coquina and parking areas, but does not include raised, open wood decking, or the water surface of swimming pools. g. All runoff on the lot must drain into the permitted system. This may be accomplished through providing roof drain gutters, which drain to the street, grading the lot to drain toward the street, or grading perimeter swales and directing them into the pond or street. Lots that will naturally drain into the system are not required to provide these measures. h.. Built -upon area in excess of the permitted amount will require a permit modification. i. If permeable pavement credit is requested, the property owner must submit a request, with supporting documentation, to the permittee and receive approval prior to construction of BUA. IT A copy of the recorded deed restrictions must be submitted to the Division within 30 days of the date of recording the plat, and prior to selling lots. The recorded copy must contain all of the statements above, the signature of the Permittee, the deed book number and page, and the stamp/signature of the Register of Deeds. 18. Prior to transfer of the permit, the stormwater facilities will be inspected by DWQ . personnel. The facility must be in compliance with all permit conditions. Any items not in compliance must be repaired or replaced to design condition prior to . the transfer. Records of maintenance activities performed to date will be. required.. 19. If permeable pavement credit is desired, the permittee must submit a request to modify the permit to incorporate. such language as required by the Division of Water Quality. The request to modify must include a soils report identifying the type of soil, the Seasonal High Water Table elevation and the infiltration rate. Upon the successful completion of a permit modification, the individual lot owners that request to utilize permeable pavements must submit the necessary forms and. documentation to the permittee and receive approval prior to construction of the permeable pavement. III. GENERAL CONDITIONS 1 This permit is not transferable except after notice to and approval by the Director. In the event of a change of ownership, or a name change, the permittee must submit a completed Name/Ownership Change form signed by both parties, to the Division of Water Quality; accompanied by the supporting documentation as listed on page 2 of the form. The approval of this request will be considered on its merits and mayor may not be approved. .2. The permittee is responsible for compliance with all permitconditions until such time as the Division approves a request to. transfer the permit. 3. Failure to abide by the conditions and limitations contained in this permit may subject the Permittee to enforcement action_ by the Division of Water Quality, in accordance with North Carolina General Statute 143-215.6A to 143-215.6C. 4. The issuance of this permit does not preclude the Permittee from complying with any and all statutes, rules, regulations, or ordinances, which may be imposed by other government agencies (local, state, and federal) having jurisdiction. Page 4 of 5 State Stormwater Permit Permit No. SW6091005 5. In the event that the facilities fail to perform satisfactorily, including the creation of nuisance conditions, the Permittee shall take immediate corrective action, including those as may be required by this Division, such as the construction of additional or replacement stormwater management systems. 6. The permittee grants DENR Staff permission to enter the property during normal business hours for the purpose of inspecting all components of the permitted stormwater management facility. 7. The permit issued shall. continue in force and effect until revoked or terminated. The permit may be modified, revoked and reissued or terminated for cause. The fiiing of a request for a permit modification, revocation and re -issuance or termination does not stay any permit condition. 8. Unless specified elsewhere, permanent seeding requirements for the stormwater control must follow the guidelines established in the North Carolina Erosion and Sediment Control Planning and Design Manual. 9. Approved plans and specifications for this project are incorporated by reference and are enforceable parts of the permit. 10.. The issuance of this permit does not prohibit the Director from reopening and modifying the permit, revoking and reissuing the permit, or terminating the permit as allowed by the laws, rules and regulations contained in Session Law 2006- 246, Title 15A NCAC 2H.1000, and NCGS 143-215.1 et.al. 11. The permittee shall notify the Division in writing of any name, ownership or mailing address changes at least 30 days prior to making such changes.. 12.. The permittee shall submit a renewal request with all required forms and. documentation at least 180 days prior to the.expiration date of this permit. Permit issued this 2nd day of December, 2009. NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION for Coleen H. Sullins, Director Division of Water Quality By Authority of the Environmental Management Commission Page 5 of 5 State Stormwater Permit Permit No. SW6091005 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) State Stormwater Permit Permit No. SW6091005 State Stormwater Permit Permit No. SW6091005 13�sw I On be provided by DWCO Project name Contact person Phone number Date Drainage area number STORMWATER MANAGEMENT PERMIT APPLICATION FORM 401 CERTIFICATION APPLICATION FORM WET DETENTION BASIN 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 of the required information. Tributary to Basin 81 - o�Op W ATFgOG II:DESIGN INFORMATION.. ,` .'.y"^zr vt::.` ..U%� : . fn' q :..rsif�..s? _,y^e .�..i,•+`".`a, k , a . 's`e�F?:".xaP-', 4c;7r t r n w - Site Characteristics Drainage area 1,347,342 ff' Impervious area, post -development - 390.953 hr %impervious - 29.02 % Design rainfall depth 1.0 in Storage Volume: Non -SA Waters Minimum volume required ' Volume provided , Storage Volume: SA Waters 1.5' runoff volume Pre -development 1-yr, 24-hr runoff Post -development 1-yr. 24-hr runoff Minimum volume required Volume provided Peak Flow Calculations Is the prelpost control of the iyr 24hr storm peak flow required? 1-yr, 24-hr rainfall depth Rational C, pie -development Rational C, post -development Rainfall intensity: 1-yr, 24-hr storm Pre -development 1-yr, 24-hr peak flow Post -development 1-yr, 24-hr peak flow PrelPost 1-yr, 24-hr peak flow control Elevations Temporary pool elevation . Permanent pool elevation SHWT elevation (approx. at the perm. pool elevation) Top of 1011 vegetated shelf elevation Bottom of tOR vegetated shelf elevation Wiment cleanout, top elevation (bottom of pond) Sediment cleanout, bottom elevation Sediment storage provided Is there additional volume stored above the state -required temp, pool? Elevation of the lop of the additional volume 34,939 ft3 OK 36,422 ff' - OK, volume provided is equal to or in excess of volume required, fl' it rya It it, . Approved S10rmwater Permit Documents Construction ir, accoldatce witio these documents is Y (Y or N) required by the storniwater parrrlit. North Carolina 3.0 in rules require 'hat 9:e stcrmwater system designer Inspect during conSlructioi:; certify conformity with the 0.35 (unitless) plans and specs; and certiFy cm-npliance with the 0.52 (unitless) stormwater. rules. (15A NCAC "H A008(j)) 0,13Mr Okfenmit#_Sk?b.091P_0.5 Date_[ �y 140 ft1/sec by � ' G P!C Division of Water Quality 2.09 flaisw Sheet It__Lof2—Revision Date-10-38 0Y 0.69 ether 178.90 fmsl 177.40 final 176.70 fmsl 177.90 final . 176.90 imsl 171.40 fmsl 170.40 fmsl 1.00 It N (Y or N) fmsl Farm SW401-Wet Detention Basin-Rev.8-9117/09 Parts I. a 11. Design Summary, Page 1 of 5A5i-j i Permit No. (lo be vk.-W by DWQ: ll> DESIGN INFORMATION' , " �Vh.•i;r, ..* ` ,.. st;,, '., r... �*. , r '" h�.±`?• $ .�< Surface Areas Area, temporary pool - 26,193 ft' Area REQUIRED, permanent pool 19,536 ft2 SAIDA ratio 1.45 (unitless) Area PROVIDED, permanent pool, Ao,,,p,, 21,970 it' OK Area, bottom of 10H vegetated shelf, Ab, as . 18,809 ;Area, sediment cleanout, top elevation (bottom of pond), Ab,p,+a 7,522 fl` Volumes Volume, temporary pool .. 36,422fl OK Volume, permanent pool, Vp,,,_o„i 84,818 it' Volume, forebay (sum of forebays if mom than one forebay). 17,467 fts Forebay % of permanent pool volume - 20.6% % OK SAIDA Table Data Design TSS removal 90 % Coastal SAIDA Table Used? N (Y or N) Mountain/Piedmont SAIDA Table Used? Y (Y or N) SAIDA ratio 1.45 (unilless) Average depth (used in SAIDA table): . . Calculation option i used? (See Figure 10-2b) N (Y or N) Volume, permanent pool, Vp,,,p„ 84,818 ft' Area provided, permanent pool, A,_,, 21,970 ft' Average depth calculated it OK - Average depth used in SAIDA, d,,, (Round to nearest 0.511) it Calculation option 2 used? (See Figure 10-2b) Y (Y or N) Area provided, permanent pool, A.,, - 21,970 fe Area, bottom of 1Oft vegetated shelf, AW(,b,r 18,809 ft' Area; sediment cleanout, lop elevation (bottom of pond), Ab,p„I - 7,522 ft' .Depth' (distance h1w bottom of 100 shelf and lop of sediment) 5.50 it Average depth calculated 4.31 ft _ Average depth used in SAIDA, cl , (Round to nearest 0.511) 4.5 it Drawdown Calculations Drawdown through orifice? Diameter of orifice (if circular) Area of orifice (if -non -circular) Coefficient of discharge (Co) Driving head (H,) Diewdown through weir? Weir type. Coefficient of discharge (C,) Length of weir (L) Driving head (H) . Pre -development 1-yr, 24-fir peak flow Post -development 1-yr, 24-hr peak flow Storage volume discharge rate (through discharge orifice or weir) Storage volume drawdown time - Additional Information Vegetated side slopes Vegetated shelf slope Vegetated shelf width Length of towpath to width ratio Length to width ratio ' Trash rack for overflow & orifice? Freeboard provided Vegetated filter provided? Recorded drainage easement provided? Capures all runoff at ultimate build -out? Drain mechanism for maintenance or emergencies is: Y (Y or N) 2.50 in m' 0.66 limitless) 0.50 It N (Y or N) limitless) (unilless) ft it 1.40 fusee 2.09 italsec 0.13 fie/sec 3.30 days 3 :1 10 :1 10.0 it 2 :1 2.0 :1 OK Qkppruvecl _l rrv;atert'errn;tDocuments Construct," ir+ acc,rr:a: gee yr th 1h- Be documents is required by the steam+eaLr pamdt. North Carolina rules require that the storm•seter system designer Inspect during cwnstmcP,;!: 7,j,;jify conformity with the plans and specs: and ce.ti y ., : "Hance with the storrnwater rules. (15A NCAC 3ti .1008 (j) )) Permit flL�/lo0%/ 5 ..-- Dated Z/-ZA9q SdC. Division of Water Quality Street vision Date_/��ZOOy OK, draws down in 2-5 days. OK OK OK Insufficient flow path to width ratio. Must not shod -circuit pond. OK Y (Y or N) OK 1.0 it OK Y (Y or N) OK Y (Y or N) OK Y (Y or N) OK ' Drain valve and pump(s) Form SW401-Wet Detention Basin-Rev.8-9117109 - Parts I. E It, Design Summary, Page 2 d 2 (ro be p oyided by DWQ) STORMWATER MANAGEMENT PERMIT APPLICATION FORM 401 CERTIFICATION APPLICATION FORM WET DETENTION BASIN SUPPLEMENT This fair must be filled out, printed and submitted. The Required Items Checklist (Part 111) must be printed, filled out and submitted along with all of the required information. o�0F WA7'F90G 7 O Y ('PROJECT -INFORMATION- Project name Crosswinds Section 4, Pad 2 Contact person James M. Kizer, Jr., PFJBIake Ball Phone number (810)484-5191 Dale 8-Od-09 Drainage area number Tributary to Basin #2 ((:';DESIGN INFORMATION?Fs Site Characteristics Drainage area 1,201,545 fl� Impervious area, post -development 365,634 ry� %impervious 30.43 Design rainfall depth 1.0 in Storage Volume: Non -SA Waters Minimum volume required Volume provided Storage Volume: SA Waters 1.5' runoff volume Pre -development 1-yr, 24hr runoff Post -development 1-yr, 24hr runoff . Minimum volume required Volume provided Peak Flow Calculations Is the pre/post control of the tyr 24hr storm peak Flow required? 1-yr, 24hr rainfall depth Rational C, pre -development Rational C, post -development Rainfall intensity: 1-yr, 24hr storm Pre -development 1-yr, 24-hr peak flow Post -development 1-yr, 24hr peak flow Pre/Post 1-yr, 24hr peak flow control Elevations - Temporary pool elevation Permanent pool elevation SHWT elevation (approx. at the perm. pool elevation) Top of 10ft vegetated shelf elevation Bottom of 1011 vegetated shelf elevation Sediment cleanout, top elevation (bottom of pond) Sediment cleanout, bottom elevation Sediment storage provided Is there additional volume stored above the state -required temp. pool? Elevation of the top of the additional volume 32,429 ry1 37,879 ft1' ft3 ft3 ft3 If ft3 Y (Y or N) 3.0 in 0.35 (unifless) 0.53 (unifless) 0.13 inthr 126 fe/sec 1.91 fl1/sec 0.65 fl1/sec 178.00 fmsl 176.50 fmsl 173.20 first 177.00 first '176.00 fmsl 170.50 fmsl 169.50 fmsl 1,00 it N (Y or N) fmsl OK OK, volume provided is equal to or in excess of volume required. Apprcvzd "ormwater 7 Armit Documents Construction, is accordance w:ln these documents is required by the slc;rmvater perrnit. North Carolina rules require ilia! the stormwater system designer Inspect during consinx;iur,; certify conformity with the plans and spars; and oerti`y a+mpiiance with the stormwater rules. (15A NCAC 2H .1008 (j) ) Permit# .5W10go fleas Date_A zAZ1510 by__-7LVI�ll:_, iiivislon of Water Quality Sheet #_ , __Z___Revisinn Date_; OK Form SW401-Wet Detention Basin-Rev.8-9117/09 Pans I. & 11. Design Summary, Page l of 2 &A510z Permit No. no be prs &.d Sy OWW Il.-,DESIGN INFORMATION Surface Areas - Area, temporary pod. 27,639 h2 Area REQUIRED, permanent pool 20,426 W SAIDA ratio 1.70 (unitless) Area PROVIDED, permanent pool. Ao,,,,y„r 21352 fl` OK Area, bottom of 1011 vegetated shelf, As,u,w 17,912 8' Area, sediment cleanout, top elevation (bottom of pond), Apap„y 5,283 8' Volumes - Volume, temporary pool 37,879 8s OK Volume, permanent pool. Voe,,,y,a 80,734 8' Volume, forebay (sum of forebays if more than one forebay) 15,292 84 Forebay %of permanent pool volume 18.9% % OK SAIDA Tattle Data - Design TSS removal 90 % Coastal SAIDA Table Used? N (Y or N) Mountain/Piedmanl SAIDA Table Used? Y (Y or N) SAIDA rato 1.70 (unitless) _ Average depth (used in SAIDA table): Calculation option 1 used? (See Figure 10-2b) N (Y or N) Volume, permanent pool, V,,,,,-noa 80.734 Its Area provided, permanent pool, A,,, 21,352 8z Average depth calculated - If OK - Average depth used in SAIDA, d„, (Round to nearest 0.58) 8 Calculation option 2 used? (See Figure 10-2b) Y (Y or N) Area provided, permanent pool, A,„o oa 21,352 8a Area, bottom of 100 vegetated shell A� ,M1,r 17,912 1? Area, sediment cleanout, top elevation (bottom of pond), Ate_, o, .. 5,283 ff' - "Depth' (distance b1w bottom of 108 shelf and top of sediment) 5.50 8 - Average depth calculated 4.02 it OK _ Average depth used in SAIDA, d„, (Round to nearest 0.58) 4.0 8 OK Drawdown Calculations Drawdown through orifice? Diameter of orifice (if circular) Area of entice (ifnon-circular) Coefficient of discharge (Ca) Driving head (Ho) Drawrimn through weiR Weir type Coefficient of discharge (C.) Length of weir (L) - Driving head (H) Pre- levelopment 1-yr, 24-hr peak flow Post -development 1-yr. 24-hr peak flow Storage volume discharge rate (through discharge orifice or weir) Storage volume drawdown time Additional Information Vegetated side slopes Vegetated shelf slope. Vegetated shelf width . Length of flowpath to width rate Length to width ratio Trash rack for overflow & orifice? Freeboard provided Vegetated filter provided? Recorded drainage easement prwided? Capures all runoff at ultimate buildoul? Drain mechanism for maintenance or emergencies is: Y (Y or N) 2.25 in in2 0.66 (unitless) 0.67 8 N (Y or N) (unitless) If It 1.26 Wise, 1.91 8s/sac 0.12 fts/sec 3.67 days 3 :1 10 :1 10.0 4 4 :1 2.0 :1 Approved t;µ.r;r.• veter Pcrrn:t D.ocumentw Conslrucfier; :, ),:xcgdar:cfe %,j! thsse documents is required ,y the ntorin�raalar p<;rmil. North Carolina rules require that the slorrrevater system designer Inspect during constn;t ;i<;n; r.Bgify conformity with the plans and specs; ant efVfy c:^mphance with Iha stormwater rules. ('I SA'•iC%,C, ?11 .10D8 (j) ) Permit ll, j(,� BOOS _ Date - by L L ZOO Jr _'%27. _ ry—__ �'---.._,.....,� -'4C.. ,v, ion of VVatar Quality Sheet 77Zaf L i'tevislDn Datu'l[/Z3 /Iod> OK, draws down in 25 days. OK OK OK OK OK Y (Y or N) OK 1.0 It OK N (Y or N) OK Y (Y or N) OK Y (Y or N) OK Drain valve and pump(s) Form SW401.Wet Detention Basin-Rev.8-9/17/09 - Parts 1. & II. Design Summary, Page 2 or 2 gosw 3 Permit No. (lobe Provided by DWQ) Y !s Jij..' STORMINATER MANAGEMENT PERMIT APPLICATION FORM 401 CERTIFICATION APPLICATION FORM WET DETENTION BASIN 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 of the required information. o�OF Wit rf9q h � r 7 � U P.ROJECTrINFORMATION v i --- v W Proled name Crosswinds Section 4, Part 2 Contact person James M. Kizer, Jr., PE/Blake Ball Phone number (9f0)484-5191 Date and-09 Drainage area number Tributary to Basin M3 11.5DESIGNINFORMATION''€:�:.. ,.k..: .: .- . �:. -;. 1 w:._'.. Y.,. .".n.`,'I'.e ,� ... '.?.,;1J xr^ .,..�„�rt; ..� .�',., Y....,<. 'j?.-�: t'7 Site Characteristics Drainage area Impervious area, post -development % impervious - Design rainfall depth Storage Volume: Non -SA Waters Minimum volume required Volume provided - Storage Volume: SA Waters 1.5'runoff volume Pre -development 1-yr, 20r runoff Post -development 1-yr, 24hr runoff Minimum volume required Volume provided Peak Flow Calculations Is the prelpost control of the lyr 24hr storm peak Flow required? 1 yr, 24hr rainfall depth Rational C, pre -development Rational C, post -development Rainfall intensity: 1-yr, 24hr storm Pre -development 1-yr, 24hr peak flow Post -development 1-yr, 24hr peak flow -Pre/Post 1-yr, 24hr peak flow control Elevations Temporary pool elevation Permanent pool elevation SHWT elevation (approx. at the perm. pool elevation) Top of 10ft vegetated shelf elevation &Ittom of 10ft vegetated shelf elevation Sedment cleanout, top elevation (bottom of pond) Sediment cleanout, bottom elevation Sediment storage provided Is there additional volume stored above the stale -required temp. pool? Elevalion of the lop of the additional volume Form SW401-Wet Detention Basin-Rev.8-9117/09 115,796 h2 38.375 h2 33.14 % 1.0 in 3.361 rya 5.859 h' P rys to fl° Y (Y or N) 3.0 in OK OK, volume provided is equal to or in excess of volume required. 0.35 (unitless) 0.55 (unitless) - 0.13 in/hr OK 0.12 fl'/sec 0.19 h'/sec 0.07 ft'/sec 172.50 trust 171.50 fmsl not found fmsl 172.00 fmsl 171.00 first 166.00 fmsl 165.00 fmsl 1.00 It N(Y or N) first Approv.�J Permrit Jecunnsnts Cons tructien in accord-inc2 vriih these documents is required by the s tormwater p-rmit. North Carolina rules require thai the slorrre.ater system designer Inspect during conformity with the plans and specs; and ao& - ;rgo6ance with the stormwater rules. (I 5A NC ,_.2iA.1008(j)) Permit Date i vision of Water Oualiiy Sheet # of L _-_Revision Date4_�Aeif Pala 1. 811. Design Summary, Page 1 of 2 6�sla 3 Permit No- (lo be provided by DWO) ILDES IGNINFORMAT ION - Surface Areas Area, temporary pool 6,557 ft Area REQUIRED, permanent pool 2,409 it' SAIDA ratio 208 (unitless) Area PROVIDED, permanent pool, Ar,,,,,,4 4,785 ftr OK Area, bottom of tOtt vegetated shelf; Abe ,,, 3,433 ft Area, sediment cleanout, lop elevation (bottom of pond), Ab ,,,a 147 ft` Volumes Volume, temporary pool 5,859 fl' OK Volume, permanent pool, Vr,,,',a 10,894 ft' Volume, forebay (sum of forebays if more than one forebay) 2,355 ft' Forebay% of permanent pool volume 21.6% % OK SAIDA Table Data Design TSS removal 90 % Coastal SAIDA Table Used? N (Y or N) Mounlain/Piedmont SAIDA Table Used? Y (Y or N) SAIDA ratio 2.08 (unitless) Average depth (used in SAIDA table): Calculation option 1 used? (See Figure 10-2b) N (Y or N) Volume, permanent pool, Vr, ,., 10,894 ft' Area provided, permanent pool, A,,,a _ 4,785 f1` Average depth calculated If OK Average depth used in SAIDA, d,,,, (Round to nearest 0.511) 1 Calculation option 2 used? (See Figure 10-2b) Y (Y or N) Area provided, permanent pool, AI 4,785 W Area, bottom of IN vegetated shelf, Ab,u,hw 3,433 ftr Area, sediment cleanout, top elevation (bottom of pond), Ab,ty„4 147 ft' `Depth' (distance h1w bottom of 10ft shelf and top of sediment) 5.00 ft Average depth calculated 303 A OK Average depth used in SAIDA, d,,, (Round to nearest 0.511) 3.0 If - OK Drawdown Calculations Dmwdown through orifice? Diameter of orifice (if circular) Area of orifice (if-nontircular) Coefficient of discharge (Co) Driving head (H,) Drawdown through weir? - Weir type Coefficient of discharge (C,) Length of weir (L) - Driving head (H) Pre -development 1-yr, 24-hr peak flow Post -development 1-yr, 24-hr peak Flaw Storage volume discharge rate (through discharge orifice or weir) Storage volume drwdown time Additional Information Vegetated side slopes Vegetated shelf slope Vegetated shelf width Length of flowpath to width ratio Length to width ratio Trash rack for overflow & orifice? Freeboard provided Vegetated filter provided? Recorded drainage easement provided? Capures all runoff at ultimate build -out? Dmin mechanism for maintenance or emergencies is: Y (Y or N) 2.00 in inr 0.66 (unitless) 0.331 N (Y or N) (unitless) (tailless) It 8 0.12 ry'/sec 0.19 8'/sec 0.02 fl'/sec 4.07 days 3 :1 10 :1 10.0 It 2 :1 20a Y (Y or N) 10It APpm4vt;:£ ^t,n r a4eY E'arm f Documents Construction :icccrdunce 'hese documents is required by ths,IGrmwater k^r:,li?. North Carolina rules require that the sicrrrf•atr,r system designer Inspect during ccnstru gon; cer',, y conformity with the plans and specs; and reaffy cor±pliance, with the stormwater rules. (15A trC=,C rH .1008Op Permit # �j(,r1GQQ�QJrDate /L� �2oaf by_%lu..aC NC Division of Water Qualify Sheet #_ Zof Z — Rceis!Dn Date_7MMV 07 OK, draws down in 2-5 days. OK OK OK Insufficient flow path to width ratio. Must not short-circuit pond. OK OK 161111 N (Y or N) OK Y (Y or N) OK- Y (Y or N) OK Drain valve and pump(s) Form SW401-Wet Detention Basin-Rev.8-9117m9 Parts I. & It. Design Summary, Page 2 of 2 DWQ USE ONLY Date Received Fee Paid Permit Number 0 0) W o9 I6o Applicable Rules: (select all that apply) ❑ Coastal SW -1995 ❑ Coastal SW - 2008 ❑ Ph II - Post Construction ❑ Non -Coastal SW- HQW/ORW Waters ❑ Universal Storm water Management Plan ❑ Other WQ Mgmt Plan: State of North Carolina Department of Environment and Natural Resources Division of Water Quality STORMWATER MANAGEMENT PERMIT APPLICATION FORM This form may be photocopied for use as an original I. GENERAL INFORMATION 1. Project Name (subdivision, facility, or establishment name - should be. consistent with project name on plans, specifications, letters, operation and maintenance agreements, etc.): Crosswinds, Section 4, Part 2 (includes Stormwaler Management for entire Crosswinds, Section 4) 2. Location of Project (street address): (addresses have not been assigned) City:Hope Mills ' County:Cumberland Zip:28348 3. Directions to project (from nearest major intersection): From the intersection of S. Eastern Blvd. (I-95 Bus. Rt. S./US Hwy 301) dr NC Hwy. 87 (MLK, Jr. FwyJ go southwest on S. Eastern Blvd. for 1.4 mi. Turn right onto Owen Dr. for 0.5 mi. Turn left onto Southern Ave for 1.6 mi (Southern Ave becomes Legion Rd.). Tom left onto Countrytown Dr. for 0.1 mi. Turn right onto Crosswinds Dr. for 0.3 mi. Turn left onto Bellgrove Dr for 0.3 miles to Site. 4. Latitude:34° 59 34" N Longitude:78° 55' 00" W of the main entrance to the project. sq-CHW 79.1147 11. PERMIT INFORMATION: 1. a. Specify whether project is (check one): NNew ❑Modification b.If this application is being submitted as the result of a modification to an existing permit, list the existing permit number , its issue date (if known) , and the status of construction: ❑Not Started ❑Partially Completed* ❑ Completed" *provide a designer's certification 2. Specify the type of project (check one): ❑Low Density ❑High Density ❑Drains to an Offsite Stormwater System ❑Other 3. If this application is being submitted as the result of a previously returned application or a letter from DWQ requesting a state stormwater management permit application, list the stormwater project number, if assigned, 09-W51 and the previous name of the project, if different than currently proposed, Crosswinds, Section 4, Part 2 4. a. 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: 27 ac of Disturbed Area ❑NPDES Industrial Stormwater N404/401 Permit: Proposed Impacts 0.093 Acres b.If any of these permits have already been acquired please provide the Project Name, Number, issue date and the type of each permit:Crosswinds, Section 4, Part2; Proieci July 6, 2009; Sedimentation/Erosion Control III. CONTACT INFORMATION 1. a. Print Applicant / Signing Official's name and title (specifically the developer, property owner, lessee, designated government official, individual, etc. who owns the eject): App&cant/Organization:KAS Developers, LLC Signing Official & Title:lohn Koenig, Managing Member b.Contact information for person listed in item la above: Street Address:6432 Yadkin Road City:Fayetteville State:NC Zip:28303 Mailing Address (if applicable):Post Office Box 25490 City:Fayetteville State:NC Zip:28314 Phone: (910 ) 391-2977 Fax: (910 ) 864-0015 c. Please check the appropriate box. The applicant listed above is: ® The property owner (Skip to Contact Information, item 3a) ❑ Lessee* (Attach a copy of the lease agreement and complete Contact Information, item 2a and 2b below) ❑ Purchaser' (Attach a copy of the pending sales agreement and complete Contact Information, item 2a and 2b below) ❑ Developer* (Complete Contact Information, item 2a and 2b below.) 2. a. Print Property Owner's name and title below, if you are the lessee, purchaser or developer. (This is the person who owns the property that the project is located on): Property Signing Official & b.Contact information for person listed in item 2a above: Street Address: Mailing Address (if4 Phone: State: State: Fax: ( ) 3. a. (Optional) Print the name and title of another contact such as the project's construction supervisor or other person who can answer questions about the project: Other Contact Person/Organization: Signing Official & Title: b.Contact information for person listed in item 3a above: Mailing Address: City: State: Zip: Phone: ( ) Fax: 4. Local jurisdiction for building permits: Cumberland County Point of Contact:Planning dr Inspections Dept. Phone #: (919 ) 321 6636 IV. PROJECT INFORMATION 1. In the space provided below, briefly summarize how the stormwater runoff will be treated. Wet Detention Basins 2. a. If claiming vested rights, identify the supporting documents provided and the date they were approved: ❑ Approval of a Site Specific Development Plan or PUD Approval Date: ❑ Valid Building Permit Issued Dale: ❑ Other: Date: b.Identify the regulation(s) the project has been designed in accordance with: ❑ Coastal SW -1995 0 Ph II - Post Construction 3. Stormwater runoff from this project drains to the Cape Fear River basin. 4. Total Property Area: 6C677 acres 5. Total Coastal Wetlands Area: 0 acres 6. Total Surface Water Area: 0 acres 7. Total Property Area (4) - Total Coastal Wetlands Area (5) - Total Surface Water Area (6) = Total Project Area+:64.677 acres * Total project area shall be calculated to exclude the following the normal pool of impounded structures, the area between the banks of streams and rivers, the area below the Normal High Water (NIM line or Mean High Water (MHW) line, and coastal wetlands landward from the NHW (or MHIq line. The resultant project area is used to calculate overall percent built upon area (BUA). Non -coastal wetlands landward of the NHW (or MHW) line may be included in the total project area 8. Project percent of impervious area: (Total Impervious Area / Total Project Area) X 100 = 26.51 % 9. How many drainage areas does the project have?3 (For high density, count 1 for each proposed engineered stormwater BMP. For low density and other projects, use 1 for the whole properly area) 10. Complete the following information for each drainage area identified in Project Information item 9. If there are more than four drainage areas in the project, attach an additional sheet with the information for each area provided in the same format as below. Basin Information Drainalze Area 1 Drainage Area 2 Drainage Area 3 Drainage Area Receiving Stream Name Big Sandy Run Big Sandy Run Big Sandy Run _ Stream Class * C C C Stream Index Number * 18-31-25 18-31-25 18-31-25 Total Drainage Area (sf) 1,347,342 1,201,545 115,796 On -site Drainage Area (sf) 1,085,283 1,075,246 115,796 Off -site Drainage Area (sf) 262,059 126,299 0 Proposed Impervious Area'" (sf) 390,953 365,634 38,375 % Impervious Area' (total) 29.02 30.43 33.14 Impervious- Surface Area Drainage Area 1 Drainage Area 2 Drainage Area 3 Drainage Area _ On -site Buildings/Lots (so 187,340 201,115 27,550 On -site Streets (so 118,324 127,055 8,949 On -site Parking (sf) 0 0 0 On -site Sidewalks (sf) 29,270 30,922 1876 Other on -site (sf) 0 0 Future (so 0 0 Off -site (sf) 56,019 6,542 n/a Existing BUA*** (sf) 0 0 0 Total (sf): 390,953 365,634 38,375 Stream Class and Index Number can be determined at: httpl/h2o enr state nc usMims/reports/reportsWB html ` Impervious area is defined as the built upon area including, but not limited to, buildings, roads, parking areas, sidewalks, gravel areas, etc. 'Report only that amount of existing BLIA that will remain after development. Do not report any existing BUA that is to be removed and which will be replaced by new B UA. 11. How was the off -site impervious area listed above determined? Provide documentation. Exisiting impervious areasdigitized from 2008 Cumberland County digital orthophotos Proiects in Union County: Contact DWQ Central Office slafflo check ifthe project is located within a Threatened & Endangered Species watershed that may be subject to more stringent stormwater requirements as per NCAC 02B .0600. V. SUPPLEMENT AND O&M FORMS The applicable state stormwater management permit supplement and operation and maintenance (O&M) forms must be submitted for each BMP specified for this project. The latest versions of the forms can be downloaded from htil)://h2o.enr.state.nc.us/su/bmn forms.htm. 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. A detailed application instruction sheet and BMP checklists are available from http://h2o.enr.sLate.nc.us/su/bmp forms.htm. The complete application package should be submitted to the appropriate DWQ Office. (The appropriate office may be found by locating project on the interactive online map at http://h2o.enr.state.nc.us/su/msi maps.htm.) Please indicate that the following required information have been provided by initialing in the space provided for each item. All original documents MUST be signed and initialed in blue ink. Download the latest versions for each submitted application package from ht!P:L/h2o.enr.state.nc.us/su/­bmp-f—orms.htm. Initials 1. Original and one copy of the Stormwater Management Permit Application Form. &t6 roa-%HV,.Jtc 2. Original and one copy of the signed and notarized Deed Restrictions & Protective Covenants 66t6 rwi.SM K K Form. (if required as per Part VII below) 1 Original of the applicable Supplement Form(s) (sealed, signed and dated) and O&M bras C04 3e+K,J t< agreement(s) for each BMP. 4. Permit application processing fee of $505 payable to NCDENR. (For an Express review, refer to 6&9. rc c .3 t-tay t. http://www.envhelp.org/pages/onestoMxl2ress.html for information on the Express program and the associated fees. Contact the appropriate regional office Express Permit Coordinator for additional information and to schedule the required application meeting.) 5. A detailed narrative (one to two pages) describing the stormwater treatment/management for GC-9CA IMK,J2 6. A USGS map identifying the site location. If the receiving stream is reported as class SA or the �cn g Kda receiving stream drains to class SA waters within V2 mile of the site boundary, include the 1/2 mile radius on the map. 7. Sealed, signed and dated calculations. fl" ewe tr+x lF 8. Two sets of plans folded to 8.5" x 14" (sealed, signed, & dated), including: Qo B rvs drrKac a. Development/Project name. b. Engineer and firm. c. Location map with named streets and NCSR numbers. d. Legend. e. North arrow. f. Scale. g. Revision number and dates. h. Identify all surface waters on the plans by delineating the normal pool elevation of impounded structures, the banks of streams and rivers, the MHW or NHW line of tidal waters, and any coastal wetlands landward of the MHW or NHW lines. • Delineate the vegetated buffer landward from the normal pool elevation of impounded structures, the banks of streams or rivers, and the MHW (or NHW) of tidal waters. i. Dimensioned property/project boundary with bearings & distances. j. Site Layout with all BUA identified and dimensioned. k. Existing contours, proposed contours, spot elevations, finished floor elevations. L Details of roads, drainage features, collection systems, and stormwater control measures. in. Wetlands delineated, or a note on the plans that none exist. (Must be delineated by a qualified person. Provide documentation of qualifications and identify the person who made the determination on the plans. n. Existing drainage (including off -site), drainage easements, pipe sizes, runoff calculations. o. Drainage areas delineated (included in the main set of plans, not as a separate document). p. Vegetated buffers (where required). 9. Copy of any applicable soils report with the associated SHWT elevations (Please identify $k6 Q*J*4kA elevations in addition to depths) as well as a map of the boring locations with the existing elevations and boring logs. Include an 8.5"xll" copy of the NRCS County Soils map with the project area clearly delineated. For projects with infiltration BMPs, the report should also include the soil type, expected infiltration rate, and the method of determining the infiltration rate. (Infiltration Devices submitted to WiRO: Schedule a site visit for DWQ to verify the SHWT prior to submittal, (910) 796-7378.) 10. A copy of the most current property deed. Deed book Page No:(M"Y ) ti c1 Ob fc"A .Z.4 ca to 11. For corporations and limited liability corporations (LLC): Provide documentation from the NC 3C� g cuc,ltlK, a It-, Secretary of State or other official documentation, which supports the titles and positions held by the persons listed in Contact Information, item la, 2a, and/or 3a per NCAC 2H.1003(e). The corporation or LLC must be listed as an active corporation in good standing with the NC Secretary of State, otherwise the application will be returned. http://www.se(xetarv.state.nc.us/Corporations/CSearch.aspx VII. DEED RESTRICTIONS AND PROTECTIVE COVENANTS For all subdivisions, outparcels, and future development, the appropriate property restrictions and protective covenants are required to be recorded prior to the sale of any lot. If lot sizes vary significantly or the proposed BUA allocations vary, a table listing each tot number, lot size, and the allowable built -upon area must be provided as an attachment to the completed and notarized deed restriction form. The appropriate deed restrictions and protective covenants forms can be downloaded from http://h2o.enr.state.nc.us/su/bmp forms htm#deed restrictions. Download the latest versions for each In the instances where the applicant is different than the property owner, it is the responsibility of the property owner to sign the deed restrictions and protective covenants form while the applicant is responsible for ensuring that the deed restrictions are recorded. By the notarized signature(s) below, the permit holder(s) certify that the recorded property restrictions and protective covenants for this project, if required, shall include all the items required in the permit and listed on the forms available on the website, 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. VIII. CONSULTANT INFORMATION AND AUTHORIZATION Applicant: Complete this section if you wish to designate authority to another individual and/or firm (such as a consulting engineer and/or firm) so that they may provide information on your behalf for this project (such as addressing requests for additional information). Consulting Engineer:James M. Kizer, Jr,,PE PdDct �pal Engineer Consulting Firm: Moorman, Kizer 6r Reitzel Inc. Mailing Address:115 Broadfoot Avenue City:Fayetteville Phone: (910 1 4845191 Email.lki7eor@mkrinc.com State:NC Zip:28305 Fax: (910 ) 484-0388 IX PROPERTY OWNER AUTHORIZATION (if Contact Information, item 2 has been filled out, complete this section) I, (print or type name ofperson listed in Contact Information, item 2a) . certify that I own the property identified in this permit application, and thus give permission to (print or type name of person listed in Contact In)ormation, item 1a) with (print or type name of organization listed in Contact Information, item 1b) to develop the project as currently proposed. A copy of the lease agreement or pending property sales contract has been provided with the submittal, which indicates the party responsible for the operation and maintenance of the stormwater system. As the legal property owner I acknowledge, understand, and agree by my signature below, that if my designated agent (entity listed in Contact Information, item 1) dissolves their company and/or cancels or defaults on their lease agreement, or pending sale, responsibility for compliance with the DWQ Stormwaler permit reverts back to me, the property owner. As the property owner, it is my responsibility to notify DWQ immediately and submit a completed Name/Ownership Change Form within 30 days; otherwise I will be operating a stormwater treatment facility without a valid permit. I understand that the operation of a stormwater treatment facility without a valid permit is a violation of NC General Statue 143-215.1 and may result in appropriate enforcement action including the assessment of civil penalties of up to $25,000 per day, pursuant to NCGS 143-215.6. a Notary Public for the State of do hereby certify that before me this _ day of County of personally appeared , and acknowledge the due execution of the application for a stormwater permit. Witness my hand and official seal, SEAL My commission X. APPLICANT'S CERTIFICATION or type name of person listed in Contact Information, item 2) fohn Koenig, Managing Member, KAS Developers, 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 the applicable stormwater rules under 15A NCAC 2H .1000, SL 2006-246 (Ph. H - Post Construction) or SL 2008-211. 1, Date: /fJ-- 6 - cl a Notary Public for the State of ftUALhIR(A (14l , County of do hereby certify that _ )QV'0 Y before we this(- day of er , \OQ R 2mf� and a stormwater permit. Witness my hand and official seal, A ` Gy ST 9S O- 'CD '. Lp< � NORZ SEAL personally appeared My commission expires a/ ; q go l V