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HomeMy WebLinkAboutSW6111102_CURRENT PERMIT_20120307STORMWATER DIVISION CODING SHEET POST -CONSTRUCTION PERMITS PERMIT NO. SW� DOC TYPE � CURRENT PERMIT ❑ APPROVED PLANS ❑ HISTORICAL FILE DOC DATE YYYYMMDD IF-1111A ®ENR--FRO MAR 0 7 2012 NC®ENR North Carolina Department of Environment and Natural Resources DWQ Beverly Eaves Perdue Governor Mr. David Heins Directorate of Public Works (DPW) 2175 Reilly Road, Stop A Fort Bragg, NC 28310 Division of Water Quality Charles Wakild, P.E. Director February 6, 2011 Subject: Stormwater Permit No. SW6111102 Fort Bragg Tactical Equipment Maintenance Facility (TEMF) 3rd Brigade High Density Commercial Bioretentionllnfiltration Trench Project Cumberland County Dear Mr. Heins: Dee Freeman Secretary The Stormwater Permitting Unit received a complete Stormwater Management Permit Application for Fort Bragg Tactical Equipment Maintenance Facility (TEMF) 3rd Brigade on February 3, 2012 after multiple addition information requests. 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. SW6111102, dated February 6, 2012, for the construction, operation and maintenance of the subject project and the stormwater BMPs. This permit shall be effective from the date of issuance until February 5, 2020, and shall be subject to the conditions and limitations as specified therein, and does not supersede any other agency permit that may be required. Please pay special attention to the conditions listed in this permit regarding the Operation and Maintenance of the BMP(s), recordation of deed restrictions, procedures for changes of ownership, transferring the permit, and renewing the permit. Failure to establish an adequate system for operation and maintenance of the stormwater management system, to record deed restrictions, to follow the procedures for transfer of the permit, or to renew the permit, 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, please contact Brian Lowther at (919) 807-6368; or brian.lowther@ncdenr.gov. Sincerely, "PXw< for Charles Wakild, P.E. cc: Fayetteville Regional Office SW6111102 File ec: Duncan Nickles, Michael Baker, Inc. Wetlands and Stormwater Branch 1617 Mai! Service Center, Raleigh, North Carolina 27699-1617 Location:512 N. Salisbury St. Raleigh, North Carolina 27604 Phone: 919-807-63001 FAX: 919-807-6494 Internet: www.ncwaterquality.org An Equal Opportunity 1 Affirmative Action 671ployer one NorthCarolina State Stormwater Permit Permit No. SW6111102 STATE OF NORTH CAROLINA DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES DIVISION OF WATER QUALITY DENR _FR® MAR 0 7 2012 STATE STORMWATER MANAGEMENT PERMIT (W) 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 Directorate of Public Works Fort Bragg Tactical Equipment Maintenance Facility (TEMF) 3rd Brigade Block bounded by Gruber Road, Butner Road, Keerans Street, and Taylor Street Fort Bragg, Cumberland County FOR THE construction, operation and maintenance of one bioretention cell and one infiltration trench in compliance with 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 by the Division of Water Quality and considered a part of this permit. This permit shall be effective from the date of issuance until February 5, 2020, and shall be subject to the following specified conditions and limitations: I. DESIGN STANDARDS 1. This permit is effective only with respect to the nature and volume of stormwater described in the application and other supporting data. 2. This stormwater system has been approved for the management of stormwater runoff as described in Section 1.7 and 1.8 of this permit. The stormwater controls has been designed to handle the runoff from 607,248 square feet of impervious area. 3. The tract will be limited to the amount of built -upon area as indicated in Section 1.7 of this permit, and per the application documents and as shown on the approved plans. The built -upon area for the future development is limited to no future BUA. 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 1 of 7 State Stormwater Permit Permit No. SW6111102 Al 7 The built -upon areas associated with this project shall be located at least 30 feet landward of all perennial and intermittent surface waters. The following design criteria have been provided in the bioretention cell -and must be maintained at design condition: a. Drainage Area, acres: Onsite, ft : Offsite, ft2: b. Total Impervious Surfaces, ft2: Onsite, ft Offsite, ft2: G. Design Storm, inches: d. Max. Ponded Depth, feet: e. Seasonal High Water Table, fmsl f. Planting Media Depth, feet: g. Cell Dimensions, feet: h. Bottom Elevatiop., fmsl: i. Surface Area, ft j. Permitted Storage Volume, ft3: k. Bypass / Storage Elevation, fmsl: I. Drawdown Time, hours: M. Underdrain Diameter, inches: n. Total number of plants provided: o. Receiving Stream/River Basin: p. Stream Index Number: q. Classification of Water Body: 4.48 195,149 0 151,589 151,189 0 1" 1' 264' 3' 68' by 65' 280.47 4,420 4,420 284.8 36 4" grassed cell - sod Beaver Creek / Cape Fear 18-31-24-5 „C„ 8. The following design criteria have been provided in the infiltration trench and must be maintained at design condition: a. Drainage Area, Acres: Onsite, ft : Offsite, ft2: b. Total Impervious Surfaces, ft2: Onsite, ft : Offsite, ft2: C. Design Storm, inches: d. Trench Length ft: e. Trench Width, ft: f. Trench Height, ft: g. Perforated Pipe Diameter / Length: In. Bottom Elevation, FMSL: i. Bypass Weir Elevation, FMSL: j. Permitted Storage Volume, ft k. Type of Soil: 1. Expected Infiltration Rate, in/hr: M. Seasonal High Water'Table, FMSL: n. Time to Draw Down, hours: o. Receiving Stream/River Basin: p. Stream Index Number: q. Classification of Water Body: II. SCHEDULE OF COMPLIANCE 11.89 517,928 0 455,659 455,659 0 0 1,400' 12' 8' 96"/1,400 270.47 279.5 96,840.0 Sand A 1.42 270 97 Beaver Creek 1 Cape Fear 18-31-24-5 11C11 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. Page 2 of 7 h State Stormwater Permit Permit No. SW6111102 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 time provide the operation and maintenance necessary to assure the permitted stormwater system functions at optimum. efficiency. The approved Operation and Maintenance Plan must be followed in its entirety and maintenance must occur at the scheduled intervals including, but not limited to: a. Semiannual scheduled inspections (every 6 months). b. Sediment removal. C. Mowing and re -vegetation of slopes and the filter strip. d. Immediate repair of eroded areas. e. Maintenance of all slopes in accordance with approved plans. f. Debris removal and unclogging of all drainage structures, level spreader, filter media, planting media, underdrains, catch basins and piping. g. Access to the cell and outlet structure must be available at all times. 4. Records of maintenance activities must be kept for each permitted BMP. The reports will indicate the date, activity, name of person performing the work and what actions were taken. 5. 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. 6. The facilities shall be constructed as shown on the approved plans. The stormwater treatment system shall be constructed in accordance with the approved plans and specifications, the conditions of this permit, and with other supporting data. 7. Upon completion of construction, prior to issuance of a Certificate of Occupancy, and prior to operation of this permitted facility, a certification must be received from an appropriate designer for the system installed certifying that the permitted facility has been installed in accordance with this permit, the approved plans and specifications, and other supporting documentation. Any deviations from the approved plans and specifications must be noted on the Certification. A modification may be required for those deviations. 8. If the stormwater system was used as an Erosion Control device, it must be restored to design condition prior to operation as a stormwater treatment device, and prior to occupancy of the facility. 9. Access to the stormwater facilities shall be maintained via appropriate recorded easements at all times. 10. The permittee shall submit to the Director and shall have received approval for revised plans, specifications, and calculations prior to construction, for any modification to the approved plans, including, but not limited to, those listed below: a. Any revision to any item shown on the approved plans, including the stormwater management measures, built -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, Page 3 of 7 State Stormwater Permit Permit No. SW6111102 for which Sedimentation and Erosion Control Plan approval or a CAMA Major permit was sought. Filling in, altering, or piping of any vegetative conveyance shown on the approved plan. 11. The permittee shall submit final site layout and grading plans for any permitted future areas shown on the approved plans, prior to construction. 12. A copy of the approved plans and specifications shall be maintained on file by the Permittee for a minimum of ten years from the date of the completion of construction. 13. The Director may notify the permittee when the permitted site does not meet one or more of the minimum requirements of the permit. Within the time frame specified in the notice, the permittee shall submit a written time schedule to the Director for modifying the site to meet minimum requirements. The permittee shall provide copies of revised plans and certification in writing to the Director that the changes have been made. 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 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 may or may not be approved. 2. The permittee is responsible for compliance with all permit conditions 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. 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 filing 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. Page 4 of 7 State Stormwater Permit Permit No. SW6111102 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 the 61h day of February 2012. NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION -�X71-�- /ur unarfes vvaKUa, r.t. uireCTor Division of Water Quality By Authority of the Environmental Management Commission Page 5 of 7 State Stormwater Permit Permit No. SW6111102 Fort Bragg Tactical Equipment Maintenance Stormwater Permit No. SW6111102 Cumberland County Designer's Certification I, , as a duly registered in the State of North Carolina, having been authorized to observe (periodically/ weekly/ full time) the construction of the project, (Project Name) 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 6 of 7 State Stormwater Permit Permit No. SW6111102 Certification Requirements: 1. The drainaae 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, per the vegetation plan. 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 Cumberland County Building Inspections Page 7 of 7 XC_�u-1qAl fo FAIsr� Application Completeness Review J9*'1v e iNf�k First Submittal ❑ Re -submittal Date Received: /1 i`f I Date Reviewed: //// 71tt By Bill Diuguid�+ Development/Project Name: -ore { Brew Receiving stream name Classification: C Ziver Basin: CovDAL, r For post -construction requirements, a program will be deemed compliant for the areas where it is implementing any of the following programs: WS-I, WS-II, WS-lll, WS-IV, HQW, ORW, Neuse River Basin NSW, Tar -Pamlico River Basin NSW, and the Randleman Lake Water Supply Watershed Nutrient Management Strategy. High Density Projects that require a 401/404 within an NSW require 85% TSS, 30% TN and 30% TP removal. T&E Species (Goose Creek, Waxhaw Creek or Six Mile Creek Water Sheds): Latitude and Longitude: 35 p 2_9 —7? !-6-z-54. L/ lurisdi tion C Project Address: .B4%C_ "1Au01cm/ 6v (24ttiAme jam, Ak�e Rd, K\, . a ,__5V 4-7Zyh--Sfr, Engineer name and firm: DzL&1rAAl ,U C 6cz_6s M1C0&jEL_ gAAgjr 7-9.; =r..►C_� M00A( nYA PA Phone: Lf / Z - ZG?. G r/L Email: d V, C 1Z caM6.ksz C-04. co.,,. 15108 Is the project confirmed to be in the State MSI Stormwater Permit jurisdiction? Q-Yes or ❑ No a Low Density (no curb and gutter) ❑ Low Density with curb and gutter outlets CRligh Density ❑ Other N -a— 401/404 impacts to surface waters, wetlands, and buffers (add language to cover letter and/or add info letter) �t1A . Z 7-6 Check For $505.00 included �>riginal signature (not photocopy) on application Legal signature (Corporation-VP/higher, Partnership -General Partner/higher, LLC-member/manager, Agent). Check spelling, capitalization, punctuation: http://www.secretary.stale.nc.us/corporations/tfiepage.aspx If an agent signs the application, a signed letter of authorization from the applicant must be provided which includes the name, title, mailing address and phone number of the person signing the letter. ❑ For ubdivided proiects, a signed and notarized deed restriction statement Afo Sealed, signed & dated calculations wK Correct supplement an provided for each BMP on site (check all that were provided & number of each) W/ Bioretention ❑ Dry Detention Basin ❑ Filter Strip ❑ Grass Swale ❑ Infiltration Basin ❑ Infiltration Trench ❑ Level Spreader • Permeable Pavement • Restored Riparian Buffer ❑ Rooftop Runoff Management ❑ Sand Filter ❑ Stormwater Wetland ❑ Wet Detention Basin ❑ Low Density ❑ Curb Outlet ❑ Off -Site ❑ NCDOT Linear Road -a' Two sets of sealed, signed & dated layout & finish grading plans with appropriate details ul�arrative Description of stormwater management provided ❑r' oils report provided Wetlands delineated or a note on the plans or in the accompanying documents that none exist on site and/or adjacent property ,,,Details for the roads, parking area, cul-de-sac radii, sidewalk widths, curb and gutter; GY Dimensions & slopes provided Drainage areas delineated ❑ Pervious and impervious reported for each ❑ Areas of high density � MP operation and maintenance agreements provided Application complete, 5,1A74o-' ❑ Application Incomplete Returned: (Date) Comments May 5, 2011 Revision, Bill Diuguid 0 0 �J DWQ USE ONLY Date Received Fec Paid Permit Number Sx�S -4-,3 3L410I-I InIIt.`Oa-- Applicable Rules: ❑ Coastal SW -1995 0 Coastal SW - 2008 0 Ph 11 - Post Construction (select all that apply) 1--] Non -Coastal SW- I-IQW/()ItW Waters ❑ Ur7iversal Stormwater Management Plan ❑ Other WQ M gmt [']an: State of North Carolina KQ-G`aG Department of Environment and Natural Resources Division of Water Quality STORMWATLR MANAGEMENT PERMIT Al'PLICA'CION FORM 'Phis foray may be photocopied for wse as rtrt original 1. GENERAL INFORMATION 1. Project Name (subdivision, facility, or eslablislunrrrt name - should be consistent with project name on plans, specifications, letters, operation an(] maintenance agreements, Oc.): Fort_ Bral. g Tactical E,qui pment Maintenance Facilil FEMF 3rd Bri Tade 2, Location of Project (street address): Block bounded by Gruber road, Butner Road, Keenan% Street, and Taylor Slreot City:Ft. Bragg - County:Cuniberland %ip:N/A T_ 3. Directions to project (frorn nearest major intersection): From the intersection of Butner Road and Gruber load, the site is situated imediately to the southeast. 4. Latitude:35' 8' 54.62" N 1_ongitude:79° 1' 52.54" W of the main entrance to the project. if. PERMIT INFORMATION: 1. a. Specify whether project is (check one): ®New ❑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 cerlification 2. Specify the type of project (check one): ❑L.ow Density Ell-ligh Density ®Drains to an Offsiie Stormwater System ❑Other 3. If this application is being submitted as the result of a previously returned application or it letter from DWQ requesting a state stormwater management permit application, list the storuiwater project number, if assigned, and the previous name of the project, if different than currently proposed, _ 4. a. Additional Project Requiremenis (check applicable blanks; information on required state permits can be obtained by contacting the Customer Service Center at-] -877-623-6748): ❑LAMA Major ®Sedimentation/Erosion Control:l6 ac of Disturbed Area ❑NI'DFS Industrial Stormwater ❑404/401 PermiL• Proposed Impacts b.lf any of these permits have already been acquired please provide the Project Name, Project/Permit Number, issue date and the type of each permit: Form SWU-101 Version 07Ju1y2009 Pagtc 1 oC6 Ill. CONTACT' INFORMATION ® I. a. Print Applicant / Signing Official's name and title (specifically the developer, property owner, lessee, designated government official, individual, etc. who owns line l2roject): Applicant/Organization:)?irectorate of Public Works (JAW) Signing Official & Title:Mr. David Heins, Environmental Division Cheif b.Contact information for person listed in item I above: Street Address:2175 Reilly Road, Stop A City:Fort Bragg State:NC Zip:28310-5000 Mailing Address (if applicahle):2175 Reilly Road, Stop A City:Fort Brag Stale:NC Zip:28310-5000 Phone: (910 ) 3%-8207 Fax: (910 ) 907-2420 E�nrail:david.a.heuis.civ.mail.mil 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 Owner/Organization: Signing Official & Title: • b.Contact information for person listed in item 2a above: Street Address: City: State: Zip: Mailing Address (if applicable): City: State: Zi Phone: ( ) Fax: ( ) hmail: 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:Mr. Lee Ward Signing Official &Title:DPW/Water Management Branch b.Contact information for person listed in item 3a above: Mailing Address:Bldg 0-9125, McKellers Road City:Fort Brame State:NC 7_ip:28310 Phone: (910 ) 396-2-301 Fax: (910 ' ) 907-2420 E:mail:lee.p.warci.civOmail.mil 4. Local jurisdiction for building permits: N/A Point of Contact: Phone #: Form SWIJ-101 Version 07Jun2010 Page 2 of6 IV. PROJECT INFORMATION 1. In the space provided below, hLj!&y summarize how the stormwater runoff will be treated. The site drains to two (2) separate discharge point into the existing stormwater collection system, one side ® will be treated via bioretention cell for the stormwater quality requiremnts and an underground 96" C • storage for the volume and rate control. The second side of the site will be treated via an underground infiltration trench for the water quality requirements and 96" CMP storage for the volume and rte control 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 Date: ❑ Other: Date: b. Identify the regulation(s) the project has been designed in accordance with: ❑ Coastal SW - 1995 ® I'll 11 - Post Construction 3. Stormwater runoff from this project drains to the Cape Pear liver basin. 4. Total Property Area: 19.6 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*:19.6 acres ' Total project area shall he oilculsted to (White the f011070inr lire nortnnal tool of inn pororded structures, tine area between line banks of streauns and rivers, the. area below the Norniral High Writer (NI-IW) litre or Mean Fligh Writer (NIHIN) lithe, and coraslal Wetlands lnuda(ard front? the NHW (or MHM litre. The resraltind project tire(? is used to calcnalate overall percent built upon arerr (BLIA). Nor? -coastal wethurds latnduu?rd of lire NHW (or MHW) litre tarny be included tit the total project area. 8. Project percent of impervious area: (Total Impervious Area / Total Project Area) X 100 = 85.2 % 9. !-low many drainage areas does the project have?2 (For high density, count 1 for each proposed engineered stormwater BMP. For low density and other projects, use 1 for the whole property 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. Form SWU-101 Version 07Ju1y2009 Page 3 of 7 • • Basin Information Drainage Area 1 Drainage Area 2 Drainage Area _ Drainage Area _ Receiving Stream Name Beaver Creek Beaver Creek sw�tiv Cr«IC Stream Class * C C Stream Index Number * 18-31- -5 18-31-24-5 Total Draina e Area (sf) 195,149 517,928 On -site Drainage Area (so 195,149 517,928 Off -site Drainage Area (so 0 0 Proposed impervious Area**(so 151,589 455,659 % Impervious Area** total 77.7 88.0 Impervious'* Surface Area Drainage Area 1 Drainage Area 2 Drainage Area _ Draina.sie Area _ On -site F3 ildin gs/Lots (so 13,350 29,816 On -site Streets (so 0 41,898 On -site Parking (st) 0 69,100 On -site Sidewalks (so 17,830 1,000 Other on -site (so 120,409 313,845 Future (so 0 0 Off -site (so 0 0 Existing BUA*** (sf) 0 0 Total (so: 151,589 455,659 Stream Class and Index Normber can be determined frt:lrttai2o.enrstate.nc.rr,;1?7irrts/reporL;lwporlsW13.lrlrriI Impervious area is dafined as /lie built rrpotu area including, blot not limited to, buildings, roads, parking areas, sicfe.7oalks, gravel areas, etc. "* Report ottl y that aniorourt of existing BUA that will remain after development. Do not report any existing BUA that is to be reurroved and which will be replaced by new BUA. 11. I -low was the off -site impervious area listed above determined? Provide documentation. the proposed site was specifically graded so that the adjacent cuff site drainage remains captured by the existing off site stormwater system and does not contribute to the proposed site. Projects in tJnion County: Contact DWO Central Office staff to check if the prajecl is located u,iihin a Threatened eK Endangered Species ;swlershed Thal enay he stdrfect to more tringent .ctornnraler requirements as per A'C,,IC 0 B .0600. V. SUPPLEMENTAND O&M FORMS The applicable state stormwater management permit supplement and operation and maintenance (O&M) forms must be submitted for each 13MP specified for this project. The latest versions of the forms can be downloaded froziilittL)://li2o.enr.state.nc.us/su/bnip forms.htm. V1. SUBMITTAL REQUIREMENTS Only complete application packages will be accepted and reviewed by the Division of Water Quality (DWQ). A complete package includes all of the items listed below. A detailed application instruction sheet and BMP checklists are available from http://h2o.ear.state.nc.us/su/bmp_forms.htm. The complete application package should be submitted to the appropriate DWQ Office. (1'he appropriate office may be found by locating project on the interactive online map at http://h2o.ear.state.nc.tis/su/rnsi_maps.litrn.) 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 http://h2o.enr.state.nc.us/su/bmp forms.htm. — - 1n• •a ; 1. Original and one copy of the Stormwater Management Permit Application Dorm. ZAV 2. Original and one copy of the signed and notarized Deed restrictions & Protective Covenants LAI Form. (if required as per Part Vll below) 3. Original of the applicable Supplement Form(s) (sealed, signed and dated) and O&M agreement(s) for each BMP. 4. Permit application processing fee of $505 payable to NCDENR. (For an Express review, refer to httL)://www.enviielL).org/payes/onestopexpress.html for information on the Express program J'orm SWU-101 Version 07.1u1y2009 Page 4 of 7 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 b. A USCS map identifying the site location. If the receiving stream is reported as class SA or the ® receiving stream drains to class SA waters within lb mile of the site boundary, include the 1/2 mile radius on the map. 7. Sealed, signed and elated calculations. forJC 8. Two sets of plans folded to 8.5" x 14" (sealed, signed, & dated), including: 11AI a. Development/ Project name. b. Engineer and firm. c. Location map with narned 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 strearns 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. 1. Details of roads, drainage features, collection systems, and stormwater control measures. m. 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 SI-IWT elevations (Please identify elevations in addition to depths) as well as a map of the boring locations with the existing elevations and boring logs. Include an $.5"x11" copy of the NRCS County Soils map with the project area clearly delineated. For projects with infiltration 13MPs, 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 SHWI' prior to srrbrsiftrrl, (910) 796-7378.) 10. A copy of the most current property deed. Deed book: Page No: 11. For corporations and limited liability corporations (LLC): Provide documentation from the NC 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 21-1.1003(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. htt www.secretar .state.nc.Lis Cor orations Cse,lrch.as )x Vll. 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 lot 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 htt 112o.enr.st,ite.nc.us ,Sll/bi-nl2 forms.htin #deed restrictions. Download the latest versions for each submittal. 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. Form SWU-101 Version 07Ju1y2009 Page 5 of 7 Vill. CONSULTANT INFORMATION AND AUTHORIZATION • • 0 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 1 ngineer:Duncan Nickles Consulting Firm: Michael Baker Jr. Inc._ _ Mailing Add ress:100 Airside Drive City:Moon Township Phone: 4-12 269-6.116 nickles@mbakercort).com Sta te: PA Zi p:15108 Fax: (412 ) 375-3989 1X. PROPERTY OWNER AUTHORIZATION (if Contact Inforration, itein 2 has been frlledout, complete this Section) I, (print or type name of person listed in Contact Infornurtion, item 2(r) , certify that 1 own the property identified in this permit application, and thus give permission to (print or type name of person listed in Contact lnforruation, item lei) with (print or type ncune of organization listed in Contact Information, item lb) 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 Stormwater 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 norm 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. Signature: Date: I, , a Notary Public for the State of . County of do hereby certify that personally appeared before me this _ day of and acknowledge the due execution of the application for a stormwater permit. Witness my hand and official seal, SEAL My commission form SWU-101 Version 07July2009 Page 6 of 7 • X. APPLICANT'S CERTIFICATION 1, (print or type name of person listed in Contact fnforuration, ite)t 2) .__ Mr. Dave Heins 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 I and protective covenants will be recorded, and that the proposed project complies with the requirements of the applicable ormwater r Ies undo 15A NCAC 2H .1000, SL 200b-24b (Ph. 1[ -Post Construction) or SL 2008-211. SignDate: Pell 1, a Notary Public for the State of , County of do hereby certify that personally appeared before me this _ day of , and acknowledge the due execution of the application for a stormwater permit. Witness my hand and official seal, SEAL My commission expires Forcn SWU-101 Version 07July2009 Page 7 of 7 Permit Number. (to be provided by DIVQ) Drainage Area Number: • Bioretention Operation and Maintenance Agreement I will keep a maintenance record on this BNIP. This maintenance record will be kept in a log in a known set location. Any deficient BMP elements noted in the inspection will be corrected, repaired or replaced immediately. These deficiencies can affect the integrity of structures, safety of the public, and the removal efficiency of the IMP. Important operation and maintenance procedures: — Immediately after the bioretention cell is established, the plants will be watered twice weekly if needed until the plants become established (commonly six weeks). — Snow, mulch or any other material will NEVER be piled on the surface of the bioretention cell. — Heavy equipment will NILVER be driven over the bioretention cell. — Special care will be taken to prevent sediment from entering the bioretention cell. -- Once a year, a soil test of the soil media will be conducted. After the bioretention cell is established, I will inspect it once a month and within 24 hours after every storm event greater than 1.0 inches (or 1.5 inches if in a Coastal County). Records of operation and maintenance will be kept in a known set Iocation and will be available upon request. Inspection activities shall be performed as follows. Any problems that are found shall be repaired immediately. BMP element: Potentialproblems: How I will remediate the roblem: The entire BMP Trash/debris is present. Remove the trash/debris. The perimeter of the Areas of bare soil and/or Regrade the soil if necessary to bioretention cell erosive gullies have formed. remove the gully, and then plant a ground cover and water until it is established. Provide time and a one-time fertilizer application, The inlet device: pipe, The pipe is clogged (if Unclog the pipe. Dispose of the stone verge or swale applicable). sediment off -site. The pipe is cracked or Replace the pipe, otherwise damaged (if applicable). Erosion is occurring in the P.egrade the Swale if necessary to swale (if applicable). smooth it over and provide erosion control devices such as reinforced turf matting or riprap to avoid future problems with erosion. Stone verge is clogged or Remove sediment and clogged covered in sediment (if stone and replace with clean stone. applicable), Form SW401-Bioretention O&M-Rev.3 Page 1 of 4 • • • BMP element: Potentialproblems: How I will remediate theproblem: The pretreatment area Flow is bypassing Regrade if necessary to route all pretreatment area and/or flow to the pretreatment area. gullies have formed. Restabilize the area after grading. Sediment has accumulated to Search for the source of the a depth greater than three sediment and remedy the problem if inches, possible. Remove the sediment and restabilize the pretreatment area. Erosion has occurred. Provide additional erosion protection such as reinforced turf matting or riprap if needed to prevent future erosion problems. Weeds are present. Remove the weeds, preferably by hand. The bioretention cell: Best professional practices Prune according to best professional vegetation show that pruning is needed practices. to maintain optimal plant health. Plants are dead, diseased or Determine the source of the dying. problem: soils, hydrology, disease, etc. Remedy the problem and replace plants. Provide a one-time fertilizer application to establish the ground cover if a soil test indicates it is necessary. Tree stakes/wires are present Remove tree stake/wires (which six months after planting. can kill the tree if not removed). The bioretention cell: Mulch is breaking down or Spot mulch if there are only random soils and mulch has floated away. void areas. Replace whole mulch layer if necessary. Remove the remaining much and replace with triple shredded hard wood mulch at a maximum depth of three inches. Soils and/or mulch are Determine the extent of the clogging clogged with sediment. - remove and replace either just the top layers or the entire media as needed. Dispose of the spoil in an appropriate off -site location. Use triple shredded hard wood mulch at a maximum depth of three inches. Search for the source of the sediment and remedy the problem if possible. An annual soil test shows that Dolomitic lime shall be applied as pH has dropped or heavy recommended per the soil test and metals have accumulated in toxic soils shall be removed, the soil media. disposed of properly and replaced with new planting media. Form SW401-Bioretention O&M-Rev.3 Page 2 of 4 • • • BMP element: Potentialproblems: How I will remediate the roblem: The underdrain system Clogging has occurred. Wash out the underdrain system. if applicable The drop inlet Clogging has occurred. Clean out the strop inlet. Dispose of the sediment off -site. The drop inlet is damaged Repair or re lace the d rop inlet. The receiving water Lrosion or other signs of Contact the NC Division of Water damage have occurred at the Quality 401 Oversight Unit at 919- outlet. 733-1786, Form SW40 I -Bioretention O&M-Rev,3 Page 3 of 4 • E Permit Number: (1u be provided by DIVQ) acknowledge and agree by my signature below that I am responsible for the performance ofthe maintenance procedures listed above. I agree to notify DWQ of any problems with the system or prior to any changes to the system or responsible party. Projecl nntne:Fort Bragg Tactical EqUipLnent Maintenance Facility TEMF 3rd Brigade BMP elr(rinrige area nninher:Drainage Area 'A' Print name:Mr. Dave Heins Title:Director of Public Works (DPWI/Environmental Division Chief Address:2175 ReiIly Road, Stop A, Fort I3ragg North Carolina 28310-5000 Phone: Signatt Date: 7/ W // Note: The legally responsible party should not be a homeowners association unless more than 50% of the lots have been sold and a resident of the subdivision has been named the president. I County of day of a Notary Public for the State of , do hereby certify that personally appeared before -me this , and acknowledge the due execution of the forgoing bioretention maintenance requirements. Witness my hand and official seal, SEAL My commission expires Form SW40i-Bioretention I&A-Rev.2 Page 4 of' 4 • 0 Permit Number: (to be provided by DJV0 ) Drainage Area Number: Infiltration Trench Operation and Maintenance Agreement I will keep a maintenance record on this BMP. This maintenance record will be kept in a log in a known set Iocation. Any deficient BMP elements noted in the inspection will be corrected, repaired or replaced immediately. These deficiencies can affect the integrity of structures, safety of the public, and the removal efficiency of the BMP. Important maintenance procedures: — The drainage area of the infiltration trench will be carefully managed to reduce the sediment load to the sand filter. — The water level in the monitoring wells will be recorded once a month and after every storm event greater than 1.0 inches (or 1.5 inches if in a Coastal County). The infiltration trench will be inspected once a quarter and within 24 hours after every storm event greater than 1.0 inches (or 1.5 inches if in a Coastal County). Records of operation and maintenance will be kept in a known set location and will be available upon request. Inspection activities shall be performed as follows, Any problems that are found shall be repaired immediately. BMP element: Potentialproblem: How i will remediate theproblem: The entire BMP Trash/debris is present. Remove the trash debris. The grass filter strip or Areas of bare soil and/or Regrade the soil if necessary to other pretreatment area erosive gullies have formed. remove the gully, and then plant a ground cover and water until it is established. Provide lime and a one-time fertilizer application. Sediment has accumulated to Search for the source of the a depth of greater than six sedimentand remedy the problem if inches. possible. Remove the sediment and dispose of it in a location where it will not cause impacts to streams or the BMP. The flow diversion The structure is clogged. Unclog the conveyance and dispose structure (if applicable) of any sediment off -site. The structure is damaged, Make any necessary repairs or replace if damage is too large for repair. Form SW401-Infiltration Trench O&M-Rev.3 Page I of 3 • • 0 BMP element: Potentialproblem; How I will remediate theproblem: The trench Water is ponding on the Remove the accumulated sediriient surface for more than 24 from the infiltration system and hours after a storm. dispose in a location that will not im act a stream or the BMP. The depth in the trench is Remove the accumulated sediment reduced to 75% of the original from the infiltration system and design depth. dispose in a location that will not impact a stream or the BMP. Crass or other plants are Remove the plants, preferably by growing on the surface of the hand. if pesticide is used, wipe it on trench. the plants rather than spraying. The observation well(s) The water table is within one Contact the DWQ Stormwater Unit foot of the bottom of the immediately at 919-733-5083, system for a period of three consecutive months. The outflow pipe is clogged. Provide additional erosion protection such as reinforced turf matting or riprap if needed to prevent future erosion problems. The outflow pipe is damaged. Repair or replace the pipe. The emergency overflow Erosion or other signs of The emergency overflow berm will berm damage have occurred at the be repaired or replaced if beyond outlet. repair. The receiving water Erosion or other signs of Contact the NC Division of Water damage have occurred at the Quality 401 Oversight Unit at 919- o u tlet. 733-1786. Form SW401-Infiltration Trench O&M-Rev.3 Page 2 of 3 Permit Number: (to be prarrrleri by, DJi'Q) 1 acknowledge and agree by my signature below that I am responsible for the performance of the maintenance procedures listed above. I agree to notify DWQ of any problems with the system or prior to any changes to the system or responsible party. Projecl nrune:Fort Bragg Tactical Equipment Maintenance Facility (TEMF)3" Brig 13MP drainage orecr number:1)rainage Area'13' Print name:Mr. Dave Hems Title:Director of Public Works (DPW)/l~nvironmental Division Chief Address:2175 Reilly Road, Stop A, Fort Brnliz North Carolina 28310_-5000 _ Phone:910-396-8207 Z? .J r Signature: Date: Note: The legally responsible party should not be a homeowners association unless more than 50% of the lots have been sold and a resident of the subdivision has been named the president. O1, , a Notary Public for the State of C7 county of' , do hereby certify that personally appeared before me this _ day of , , and acknowledge the due execution of the forgoing infiltration trench maintenance requirements. Witness my hand and official seal, SEAL My commission expires Form SW401-Infillralion Trench O&M-Rev.3 Page 3 of 3