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HomeMy WebLinkAboutSW8960818_Historical File_20080627Michael F. Easley, Governor William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources Coleen H. Sullins, P.E. Director Division of Water Quality June 27, 2008 Robert S. Rippy, Owner 5320 Oleander Drive Wilmington, NC 28403 Subject: Approved Plan Revision Jungle Rapids Stormwater Project No. SW8 960818 Modification New Hanover County Dear Mr. Rippy: On May 8, 2008, the Wilmington Regional Office received a plan revision for Stormwater Management Permit Number SW8 960818 Modification. The revisions include the following: Plan Revision/Modification Construct Of 3.34 Acres of Additional Parking Area. This Modification Along With The Previously Approved Plan Revision That Was For The Construction Of 0.77 Acres Of Built - Upon Area Will Reduce The Future Allotment Of Built -Upon Area From 6.89 Acres To 2.78 Acres. The Overall Built -Upon Area Associated With This Development Will Remain The Same. There Will Be No Net Increase In Built -Upon Area. Existing Permitted Modified Permitted Description Of BUA Prior To BUA As Of Net Change Impervious Areas 06/27/2008 06/27/2008 (Acres) (Acres) Acres Buildings 0.64 0.64 0 Parking & Concrete 2.87 6.98 4.11 Future 6.89 2.78 -(4.11) Other on -site 1.43 1.43 0 Off -site (Pipe Under 5.74 5.74 0 Oleander) Totals 17.57 17.57 0 It has been determined. that a formal permit modification is not required for the prop care a North Carolina Division of Water Quality 127 Cardinal Drive Extension Wilmington, NC 28405 Phone (910) 796-7215 Customer Service Wilmington Regional Office Internet: www.noma—t—erAualiV.org Fax (910) 350-2004 1-877-623-6748 An Equal Opportunity/Affirmative Action Employer— 50% Recycled/10% Post Consumer Paper State Stormwater Management Systems Permit No. SW8 960818 Plan Revision changes. We are forwarding you an approved copy of the revised plans for your files. Please add the attached plans to the previously approved plan sheets. Please be aware that all terms and conditions of the permit issued on October 19, 1999 remain in full force and effect. Please also understand that the approval of this revision to the approved plans for the subject State Stormwater Permit is done on a case -by -case basis. Any other changes to this project must be submitted to and approved through the Division of Water Quality prior to construction. The issuance of this plan revision does not preclude the permittee from complying with all other applicable statutes, rules, regulations or ordinances which may have jurisdiction over the proposed activity, and obtaining a permit or approval prior to construction. If you have any questions concerning this matter, please do not hesitate to call me at (910) 796-7215. Sincerely, Rhonda Hall tnvironmeniai cngineer ENB1rbh: S:IWQSISTORMWATERIPERMIT1960818PR.ju108 cc: Karen Valiquett, PE, WK Dickson New Hanover County Building Inspections Rhonda Hall Wilmington Regional Office Central Files Page 2 of 2 s Jungle Rapids Stormwater Permit No. SW8 960818 New Hanover County Designer's Certification I, Karen Valfauett, as a duly registered Professional En ineer in the State of North Carolina, having inspected and verified as -built drawings of the project, Jungle Rapids for Robert Rfppv (Project Owner) hereby state that, to the best of my abilities, due care and diligence was used in the inspection of the final construction such that the construction was verified to be built within substantial compliance and intent of the approved plans and specifications. The checklist of items on page 2 of this form is included in the Certification. Noted deviations from approved plans and specifications: CAROI is/ Signature '7a. SEAL +p . Registration Number C 3 3 y (4,3 = 03'3443 Date I Z cc 8 ,/��j�� i ► V���4 ��� ff State Stormwater Management systems Permit No. SW8 960818 Modification Certification Requirements: ✓ 1. The drainage area to the system contains approximately the permitted acreage. _Y'*** 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 runoffdrains to the system. - --z'_4. The outlet/bypass structure elevations are per the approved plan. ✓' S. The outlet structure is located per the approved plans. ✓6. Trash rack is provided on the outlet/bypass structure. v 7. All slopes are grassed with permanent vegetation. %e-#*' 8. Vegetated slopes are no steeper than 3:1. V% 9. The inlets are located per the approved plans and do not cause short-circuiting of the system. ✓. 10. The permitted amounts of surface area and/or volume have been provided. ✓ 11. Required drawdown devices are correctly sized per the approved plans. ✓ 12. All required design depths are provided. ✓ 13. All required parts of the system are provided, such as a vegetated shelf, and a forebay. ✓14. The overall dimensions of the system, as shown on the approved plans, are provided. cc: NCDENR-DWQ Regional Office Tony Roberts, New Hanover County Building Inspector 7 LETTER OF TRANSMITTAL WK DICKSON community infrastructure consultants 909 Market Street Wilmington, North Carolina 28401 910.762.4200 tel. 910.762.4201 fax TO: NCDENR— DWQ Stormwater Permitting Attn: Jo Casmer '�P 2 9 08 DATE: 09/26/20008 RE: Jungle Rapids Stormwater Permit SW8 960818 PROJECT NO: 80077.00.WL We are sending via: ❑ Overnight ❑ Regular Mail ❑ Pick-up ® Hand Delivered The following items: ❑ Correspondence ❑ Plans ❑ Specifications ❑ Other as listed below: COPIES DATE NO. DESCRIPTION 1 Designer's Certification and Checklist for Stormwater Pond ``Ol THESE ARE TRANSMITTED as checked below: ® For Approval ❑ As Regcrested ❑ Approved as Submitted ❑ Returned for Corrections ❑ For Your Use ❑ For Review and Comment ❑ Approved as Noted ❑ Forward to Subcontractor REMARKS: Please do not hesitate to call me at 910-762-4200 if you need any additional information COPY TO: SIGNED: Project File Karen Valique E permit renewal Subject: permit renewal From: Cameron Weaver <Cameron.Weaver@ncmail.net> Date: Mon, 02 Jun 2008 12:19:06 -0400 To: Karen Valiquett <kvaliquett@wkdickson.com> CC: rhonda.hall@ncmail.net, Jo Casmer <Jo.Casmer@@,ncmail.net> Hi Karen. I am putting this in writing for you because of some previous confusion here regarding permit renewal dates. We have a policy that is being developed concerning when permits that have been modified should be renewed, but it is not complete yet. However, as it stands currently, this permit was modified in 1999 as you mentioned and, per that modification, is not up for renewal until 2009. Therefore it is not required for that renewal request to be submitted prior to the processing of your request for a plan revision. The plan revision will be reviewed as quickly as it can be in the file review queue, but I would not expect any response for at least another 30 days. Please let me know if there is anything further where I may assist you. Cameron Cameron Weaver 1-Stop Permit Coordinator / Express Permitting DENR Customer Service Center - WIRO 910-796-7427 (F) 910-350-2004 1 of 1 6/2/2008 12:19 PM N. WK W DICKSON community infrastructure consultants May 7, 2008 Ms. Rhonda Hall NCDENR Division of Water Quality 127 Cardinal Drive Extension Wilmington, North Carolina 28405 RE: Stormwater Project N SW8 960818 Plan Revision Jungle Rapids Family Fun Park New Hanover County, North Carolina WKD Project No. 80077.00.WL Dear Ms. Hall: 12ECEIV E) MAY 0 S 2008 BY: Enclosed is a revised site plan for an additional parking area at the Jungle Rapids Family Fun Park, permit number SW8 960818. Previous on -site impervious surface was 5.71 AC. This additional parking area adds 3.34 AC, bringing the total on -site impervious surface area to 9.05 AC. The current stormwater permit allows for a total of 11.83 AC of on -site impervious surface to drain to the stormwater pond. V The proposed additional parking area drains to Forebay 1 of the Stormwater Pond by either sheet flow or through a storm drain system. Notes detailing the impervious surface areas have been added to sheet C1. Permit number SW8 960818 was originally issued on November 20, 1996 and was modified on October 19, 1999. In October 2001, an additional parking area was added to the plans by way of a plan revision. For your convenience, a copy of the previous modification and revision and related correspondence has been enclosed. Please contact me at (910) 762-4200 if you have any questions or need additional information. Sincerely, W. K. Dickson & Co., Inc. Karen Valiquett, PE Enclosures as noted cc: Mr. Robert Rippy, Jungle Rapids 909 Market Street Wilmington, NC 28401 Tel: 910.762.4200 Fax: 910.762.4201 www.wkd,ickson.com Transportation . Water Resources . Urban Development . Geomatics E,U�U le Hapids,� Fii� AARN May 5, 2008 5320 Oleander Drive, Wilmington, NC 28403 (910) 791-0666 Ms. Rhonda Hall NCDENR Division of Water Quality 127 Cardinal Drive Extension Wilmington, North Carolina 28403 RE: Agent Authorization Dear Ms. Hall: www junglerapids. com I would like to change my designated submittal authority to WK Dickson so that they may provide information on my behalf. Their information is as follows: WK Dickson & Co. Inc 909 Market St NC 28403 Phone 910.762.4200 Fax 910.762.4201 Thank you for updating your files with this information. Sincerely, Robert S Ri PY Robert S. Rippy President Southeastern North Carolina's greatest place to play! Re: Jungle Rapids - Permit No. SW8 960818 1II V Subject: Re: Jungle Rapids - Permit No. SW8 960818 \ v From: Linda Lewis <linda.lewis@ncmail.net> Date: Fri, 04 Apr 2008 16:03:13 -0400 To: Denise Freund <dfreund@wkdickson.com> Denise: Nothing has been said regarding the implementation date of the new coastal rules. We don't even know what the rules will be yet. We know what we have recommended to the Legislature, but there's no telling what changes the Legislature will make. I hesitate to commit the Division to any agreement until we know for sure what the new rules will be. Once we know, a policy regarding the implementation date of those new rules to new applications and modifications to existing projects will be established. Linda Denise Freund wrote: Linda - Attached please find a letter outlining our understanding of the impact of the proposed coastal stormwater rules on the Jungle Rapids property in Wilmington, NC and requesting concurrence of that understanding from the Division of Water Quality. Please let me know if you have any questions or need additional information. Thank you. */Denise Freund, PF/* W. K. Dickson & Co., Inc. 909 Market Street Wilmington, NC 28401 Phone: (910) 762-4200 Fax: (910) 762-4201 1 of 1 4/4/2008 4:34 PM WK DICKSON community infrastructure consultants April 3, 2008 Ms. Linda Lewis North Carolina Department of Environment and Natural Resources Division of Water Quality Wilmington Regional Office 127 Cardinal Drive Extension Wilmington, North Carolina 28405 RE: Jungle Rapids Permit No. SW8 960818 Stormwater Permitting Determination from DWQ WKD Project Number 80077.00.WL Dear Ms. Lewis: WK Dickson is writing on behalf of Jungle Rapids to obtain clarification of the impact of the proposed coastal stormwater rules on future development of the property. It is our understanding that the proposed coastal stormwater rules are anticipated to go into effect on August 1, 2008. Currently, the Jungle Rapids property has a high density stormwater permit, SW8 960818, with stormwater treatment provided in a wet detention basin. The wet detention basin was designed and permitted to provide water quality treatment for the future development of the property with an allowable built upon area of 70% or 515,305 square feet. In addition, the owner was required to provide treatment for 250,034 square feet of off -site impervious surface. Per the current stormwater permit, the future development of the property may require a modification of the existing stormwater permit depending upon the proposed development. The determination of whether a permit modification is necessary or if a plan revision is adequate for the future development will be determined by NCDENR on a case by case basis. The property is located within '/z mile of SA waters. Our understanding of the impact of the proposed stormwater rules when they go into effect is as follows: • Future development of the property up to the permitted on -site built upon area of 515,305 square feet will be reviewed either by permit modification or plan revision under the stormwater rules that were in effect at the time the permit was originally issued for the site. Runoff from the on -site permitted built upon area will be conveyed to the existing permitted wet detention basin either by sheet flow or piping. • No design revisions or modifications will be required to the permitted wet detention basin as long as the on -site built upon area is limited to the permitted 515,305 square feet. 909 Market Street Wilmington, NC 28401 Tel. 910.762.4200 Fax 910.762.4201 www.wkdickson.com North Carolina r South Carolina • Georgia • Florida Ms. Linda Lewis April 3, 2008 Page 2 No additional stormwater facilities will be required on the property as long as on -site built upon area is limited to the permitted 515,305 square feet and runoff is conveyed to tho existing permitted wet detention basin. No design revisions or modifications to the permitted wet detention basin will be required nor will additional stormwater facilities be required for redevelopment of existing impervious surfaces as long as the on -site built upon area is limited to the permitted 515,305 square feet. If future development of the property exceeds the permitted on -site built upon area of 515,035 square feet, the amount of built upon area in excess of the permitted on -site built upon area would need to meet the stormwater rules in place at the time the built upon area was proposed to be constructed. Mr. Daniel Dawson of our office had a telephone conversation with Mr. Tom Reeder in the Raleigh office of the Division of Water Quality on March 19, 2008 to discuss our understanding of the impact of the proposed coastal stormwater rules on this property. Mr. Reeder indicated that based on the information provided to him during the telephone call, he concurred with our understanding and agreed that a letter to you to obtain written confirmation of our understanding was appropriate. Please provide written confirmation that our understanding of the future permitting requirements for this site is correct. If our understanding is not correct, please clarify what impact the proposed coastal stormwater rules will have on the future development of the permitted property. Given the rapidly approaching effective date of the new rules, we would appreciate a timely response to our clarification request. We have enclosed a copy of the most recent permit modification and plan revision with the updated plan sheet for your use. If you have any questions or need additional information, please contact me at (910) 762-4200. Thank you in advance for your consideration of this matter. Sincerely, W. K. Dicks n & Co., Inc. � Denise L. Freund, P.E. Project Manager cc: Ed Beck, Wilmington Regional Office NCDENR DWQ Tom Reeder, Raleigh Office NCDENR DWQ Robert S. Rippy, Jungle Rapids Daniel E. Dawson, WK Dickson aft/97084/5-7asbil.doc