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HomeMy WebLinkAboutSW8060311_HISTORICAL FILE_20060418STORMWATER DIVISION CODING SHEET POST -CONSTRUCTION PERMITS PERMIT NO SW8 QUO 3 k k DOC TYPE ❑ CURRENT PERMIT ❑ APPROVED PLANS HISTORICAL FILE ❑ COMPLIANCE EVALUATION INSPECTION DOC DATE 2006h Uyl� YYYYMMDD Michael F Easley Governor WilhamG Ross Jr Secretary North Carolina Department of Environment and Natural Resources Alan W Klimek PE Director Division of Water Quality April 18 2006 Mr Jon T Vincent Manager Next Step Properties of Wilmington, LLC 1508 Military Cutoff Road Suite 302 Wilmington NC 28403 Subject Stormwater Permit No SW8 060311 Port City Community Church High Density Project New Hanover County Dear Mr Vincent The Wilmington Regional Office received a complete Stormwater Management Permit Application for Port City Community Church on April 10, 2006 Staff review of the plans and specifications has determined that the project as proposed will comply with the Stormwater Regulations set forth in Title 15A NCAC 2H 1000 We are forwarding Permit No SW8 060311 dated April 18 2006 for the construction of the subject protect This permit shall be effective from the date of issuance until April 18 2016, and shall be subject to the conditions and limitations as specified therein Please pay special attention to the Operation and Maintenance requirements in this permit Failure to establish an adequate system for operation and maintenance of the stormwater management system will result in future compliance problems If any parts requirements or limitations contained in this permit are unacceptable, you have the right to request an adtudicatory 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 150E of the North Carolina General Statutes and filed with the Office of Administrative Hearings, P O Drawer 27447 Raleigh NC 27611-7447 Unless such demands are made this permit shall be final and binding If you have any questions or need additional information concerning this matter, please contact Robert Gordon or me at (910) 796-7215 SincCrely) �z)wcvl�k Edward Beck Regional Supervisor Surface Water Protection Section ENB/rdg S \WQS\STORMWAT\PERMIT\060311 apr06 cc Jeff Petroff, PE Coastal Land Design Tony Roberts New Hanover County Building Inspections City of Wilmington Stormwater Services Beth E Wetherell New Hanover County Engineering Robert Gordon Wilmington Regional Office Central Files N''o��`nftCazoLna �vWA(ta!!y North Carolina Division of Water Quality 127 Cardinal Drive Extension Phone (910) 796 7215 Customer Service 1 877-623 6748 Wilmington Regional Office Wilmington NC 28405 Fax (910) 350 2004 Internet w nc,vateroualnv or¢ An Equal OpportunitylAffirmative Action Employer — 50% Recycled/10% Post Consumer Paper State Stormwater Management Systems Permit No SW8 060311 STATE OF NORTH CAROLINA DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES DIVISION OF WATER QUALITY STATE STORMWATER MANAGEMENT PERMIT HIGH DENSITY DEVELOPMENT In accordance with the provisions of Article 21 of Chapter 143, General Statutes of North Carolina as amended, and other applicable Laws, Rules, and Regulations PERMISSION IS HEREBY GRANTED TO Mr Jon T Vincent & Next Step Properties of Wilmington LLC Port City Community Church 200 Cardinal Drive Extension - New Hanover County FOR THE construction operation and maintenance of a wet detention pond in compliance with the provisions of 15A NCAC 2H 1000 (hereafter referred to as the "stormwater rules') and the approved stormwater management plans and specifications and other supporting data as attached and on file with and approved by the Division of Water Quality and considered a part of this permit This permit shall be effective from the date of issuance until April 18 2016, 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 16 on page 3 of this permit The stormwater control has been designed to handle the runoff from 352 624 square feet of impervious area 3 The tract will be limited to 365 914 square feet of impervious area per the approved plans There is no built -upon area available for future development in this permit 4 All stormwater collection and treatment systems must be located in either dedicated common areas or recorded easements The final plats for the project will be recorded showing all such required easements in accordance with the approved plans 5 The runoff from all built -upon area within the permitted drainage area of this project must be directed into the permitted stormwater control system Page 2 of 7 State Stormwater Management Systems Permit No SW8 060311 6 The following design criteria have been provided in the wet detention pond and must be maintained at design condition a Drainage Area, 9cres 11 89 Onsite, ft 517,565 Offsite, ft2 0 b Total Impervious Surfaces, ft2 352 624 c Design Storm, inches 1 d Pond Depth feet 50 e TSS removal efficiency 90% f Permanent Pool Elevation, FMSL 350 g Permanent Pool Surface Area, ft2 43 497 h Permitted Storage Volume ft3 68 965 1 Temporary Storage Elevation, FMSL 365 1 Controlling Orifice 2 5 O pipe k Permitted Forebay Volume ft3 36,166 1 Receiving Stream/River Basin Spring Branch / Cape Fear m Stream Index Number 18-74-63-1 n Classification of Water Body "C,Sw" II SCHEDULE OF COMPLIANCE 1 The stormwater management system shall be constructed in its entirety vegetated and operational for its intended use prior to the construction of any built -upon surface 2 During construction, erosion shall be kept to a minimum and any eroded areas of the system will be repaired immediately 3 The permittee shall at all times provide the operation and maintenance necessary to assure the permitted stormwater system functions at optimum efficiency The approved Operation and Maintenance Plan must be followed in its entirety and maintenance must occur at the scheduled intervals including but not limited to a Semiannual scheduled inspections (every 6 months) b Sediment removal c Mowing and revegetation of slopes and the vegetated filter d Immediate repair of eroded areas e Maintenance of all slopes in accordance with approved plans and specifications f Debris removal and unclogging of outlet structure, orifice device flow spreader catch basins and piping g Access to the outlet structure must be available at all times Page 3 of 7 State Stormwater Management Systems Permit No SW8 060311 Records of maintenance activities must be kept and made available upon request to authorized personnel of DWQ The records will indicate the date activity, name of person performing the work and what actions were taken 5 Decorative spray fountains will be allowed in the stormwater treatment system subject to the following criteria a The fountain must draw its water from less than 2 below the permanent pool surface b Separated units where the nozzle pump and intake are connected by tubing, may be used only if they draw water from the surface in the deepest part of the pond c The falling water from the fountain must be centered in the pond, away from the shoreline d The maximum horsepower for a fountain in this pond is 1/2 horsepower The facilities shall be constructed as shown on the approved plans This permit shall become voidable unless the facilities are constructed in accordance with the conditions of this permit the approved plans and specifications, and other supporting data 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 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 protect area The protect area is defined as all property owned by the permittee for which Sedimentation and Erosion Control Plan approval or a CAMA Major permit was sought f Filling in altering, or piping of any vegetative conveyance shown on the approved plan 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 Page 4 of 7 State Stormwater Management Systems Permit No SW8 060311 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 formal permit transfer request to the Division of Water Quality, accompanied by a completed name/ownership change form documentation from the parties involved and other supporting materials as may be appropriate The approval of this request will be considered on its merits and may or may not be approved The permittee is responsible for compliance with all permit conditions until such time as the Division approves the transfer request 2 Failure to abide by the conditions and limitations contained in this permit may subject the Permittee to enforcement action by the Division of Water Quality in accordance with North Carolina General Statute 143-215 6A to 143-215 6C 3 The issuance of this permit does not preclude the Permittee from complying with any and all statutes, rules, regulations, or ordinances which may be imposed by other government agencies (local state, and federal) having jurisdiction 4 In the event that the facilities fail to perform satisfactorily, including the creation of nuisance conditions the Permittee shall take immediate corrective action including those as may be required by this Division such as the construction of additional or replacement stormwater management systems 5 The permittee grants DENR Staff permission to enter the property during normal business hours for the purpose of inspecting all components of the permitted stormwater management facility 6 The permit may be modified, revoked and reissued or terminated for cause The filing of a request for a permit modification, revocation and reissuance or termination does not stay any permit condition 7 Unless specified elsewhere permanent seeding requirements for the stormwater control must follow the guidelines established in the North Carolina Erosion and Sediment Control Planning and Design Manual 8 Approved plans and specifications for this project are incorporated by reference and are enforceable parts of the permit 9 The permittee shall notify the Division any name ownership or mailing address changes within 30 days Permit issued this the 18`h day of April 2006 NORTHZAstROLINA ENVIRONMENTAL MANAGEMENT COMMISSION Division of Water Quality By Authority of the Environmental Management Commission Page 5 of 7 State Stormwater Management Systems Permit No SW8 060311 Port City Community Church Stormwater Permit No SW8 060311 New Hanover County Designer's Certification I, as a duly registered in the State of North Carolina, having been authorized to observe (periodically/ weekly/ full time) the construction of the project (Project) for (Project Owner) hereby state that to the best of my abilities, due care and diligence was used in the observation of the project construction such that the construction was observed to be built within substantial compliance and intent of the approved plans and specifications The checklist of items on page 2 of this form is included in the Certification Noted deviations from approved plans and specification Signature Registration Number Date SEAL Page 6 of 7 State Stormwater Management Systems Permit No SW8 060311 Certification Requirements 1 The drainage area to the system contains approximately the permitted acreage 2 The drainage area to the system contains no more than the permitted amount of built -upon area 3 All the built -upon area associated with the project is graded such that the runoff drains to the system 4 All roof drains are located such that the runoff is directed into the system 5 The outlet/bypass structure elevations are per the approved plan 6 The outlet structure is located per the approved plans 7 Trash rack is provided on the outlet/bypass structure 8 All slopes are grassed with permanent vegetation 9 Vegetated slopes are no steeper than 3 1 10 The inlets are located per the approved plans and do not cause short- circuiting of the system 11 The permitted amounts of surface area and/or volume have been provided 12 Required drawdown devices are correctly sized per the approved plans 13 All required design depths are provided 14 All required parts of the system are provided such as a vegetated shelf, and a forebay 15 The required system dimensions are provided per the approved plans cc NCDENR-DWQ Regional Office Tony Roberts, New Hanover County Building Inspections Page 7 of 7 OFFICE USE ONLY State of North Carolina Department of Environment and Natural Resources Division of Water Quality STORMWATER MANAGEMENT PERMIT APPLICATION FORM 77us form may be photocopied for use as an original I GENERAL INFORMATION 1 Applicant's name (specify the name of the corporation, individual, etc who owns the project) Next Step Properties of Wilminqton LLC 2 Print Owner/Signing Official's name and title (person legally responsible for facility and compliance) Jon T Vincent Manager 3 Mailing Address for person listed in item 2 above 1508 Military Cutoff Road Suite 302 City Wilmington State Telephone Number (910) 256 — 0101 North Carolina Zip 28403 4 Project Name (subdivision, facility, or establishment name - should be consistent with project name on plans, specifications, letters, operation and maintenance agreements, etc ) Port City Community Church 5 Location of Project (street address) 200 Cardinal Drive Extension City Wilm County New Hanover 6 Directions to project (from nearest major intersection) On the west side of Cardinal Drive Extension approximately 1 800 linear feet from the intersection of Cardinal Drive Extension and Eastwood Drive (US 74) 7 Latitude 340 14 14 N Longitude 770 51 20 W 8 Contact person who can answer questions about the project Name Jon T Vincent M II PERMIT INFORMATION 1 Specify whether project is (check one) X New Telephone Number Renewal of project 910) 256 — 0101 Modification Form SWU-101 Version 3 99 Page 1 of 4 2 If this application is being submitted as the result of a renewal or modification to an existing permit, list the existing permit number And its issue date (if known) 3 Specify the type of project (check one) Low Density X High Density Redevelop General Permit Other 4 Additional Project Requirements (check applicable blanks) CAMA Major X Sedimentation/Erosion Control X 404/401 Permit NPDES Stormwater Information on required state permits can be obtained by contacting the Customer Service Center at 1-877 623-6748 III PROJECT INFORMATION I In the space provided below, summarize how stormwater will be treated Also attach a detailed narrative (one to two pages) describing stormwater management for the project The entire site will be collected by curb and gutter and catch -basins and routed to one (1) stormwater pond The pond is designed to treat all the runoff from the site and will outlet into a proposed channel designed to carry all the on site and off site stormwater around the building site 2 Stormwater runoff from this project drains to the 3 Total Project Area 32 590 acres 5 How many drainage basins does the project have? 1 Fear 4 Project Built Upon Area River basin 260 % 6 Complete the following information for each drainage area If there are more than two drainage areas in the project, attach an additional sheet with the information for each area provided in the same format as below Basin Information Overall Site Stormwater Pond Receiving Stream Name Spring Branch Spring Branch Receiving Stream Class C Sw C Sw Drainage Area 1 419,361 ft2 517 565 ft2 Existing Impervious* Area 10 283 ft2 **7 589 ftz Proposed Impervious* Area 365 914 ftZ 352 624 ftZ % Impervious* Area (total) 26 0 % 681 % Impervious* Surface Area Overall Site Stormwater Pond On -site Buildings 77 958 ft2 77 958 ft2 On -site Streets 66 135 ft2 53 237 ft2 On -site Parking 195 956 ft2 195,956 ft2 On -site Sidewalks 25 865 ft2 25 473 ft2 Other on -site (Amenity) 0 0- Off site 0 0- Total 365 914 ft2 352 624 ft2 * Impervious area is defined as the built upon area including but not lonacd to buildings roads parking areas sidewalks giavel areas etc ** Please note that Ecuting Impervious Roadway is planned to be removed and ieplaced with Proposed Impervious Roadway Form SWU 101 Version 3 99 Page 2 of 4 7 How was the off -site impervious area listed above denved9 Not Applicable IV DEED RESTRICTIONS AND PROTECTIVE COVENANTS The following italicized deed restrictions and protective covenants are required to be recorded for all subdivisions, outparcels and future development prior to the sale of any lot If lot sizes vary significantly, a table listing each lot number, size and the allowable built -upon area for each lot must be provided as an attachment i The following covenants are intended to ensure ongoing compliance with state stormwater management permit number as issued by the Division of Water Quality These covenants may not be changed or deleted without the consent of the State 2 No more than ********* square feet ofany lot shall be covered by structures or impervious materials Impervious materials include asphalt gravel concrete brick stone slate or similar material but do not include wood decking or the water surface of swimming pools 3 Swales shall not be filled in piped or altered except as necessary to provide driveway crossings 4 Built upon area in excess area of the permitted amount requires a state stormwater management permit modification prior to construction 5 All permitted runofffrom outparcels or future development shall be directed into the permitted stormwater control system These connections to the stormwater control system shall be performed in a manner that maintains the integrity and performance of the system as permitted By your signature below, you certify that the recorded deed restrictions and protective covenants for this project shall include all the applicable items required above, that the covenants will be binding on all parties and persons claiming under them, that they will run with the land that the required covenants cannot be changed or deleted without concurrence from the State, and that they will be recorded prior to the sale of any lot V SUPPLEMENT FORMS The applicable state stormwater management permit supplement form(s) listed below must be submitted for each BMP specified for this project Contact the Stormwater and General Permits Unit at (919) 733-5083 for the status and availability of these forms Form SWU-102 Wet Detention Basin Supplement Form SWU-103 Infiltration Basin Supplement Form SWU-104 Low Density Supplement Form SWU-105 Curb Outlet System Supplement Form SWU-106 Off -Site System Supplement Form SWU-107 Underground Infiltration Trench Supplement Form SWU-108 Neuse River Basin Supplement Form SWU-109 Innovative Best Management Practice Supplement Form SWU 101 Version 3 99 Page 3 of 4 L� VI SUBMITTAL REQUIREMENTS Only complete application packages will be accepted and reviewed by the Division of Water Quality (DWQ) A complete package includes all of the items listed below The complete application package should be submitted to the appropriate DWQ Regional Office Please indicate that you have provided the following required information by initialing in the space provided next to each item Initials • Original and one copy of the Stormwater Management Permit Application Form J 2<f • One copy of the applicable Supplement Form(s) for each BMP ,Jor_, • Permit application processing fee of $4,000 (payable to NCDENR) - EXPRESS lee • Detailed narrative description of stormwater treatment /management J rLc • Two copies of plans and specifications, including -Development/Project name -Engineer and firm -Legend -North Arrow -Scale -Revision number & date -Mean high water line -Dimensioned property / project boundary -Location map with named streets or NCSR numbers -Original contours, proposed contours, spot elevations, finished floor elevations -Details of roads, drainage features, collection systems, and stormwater control measures -Wetlands delineated, or a note on plans that none exist -Existing drainage (including off -site), drainage easements, pipe sizes, runoff calculations -Drainage areas delineated -Vegetated buffers (where required) VII AGENT AUTHORIZATION If you wish to designate submittal authority to another individual or firm so that they may provide information on you behalf, please complete this section Designated agent (individual or firm) Coastal Land Design P L L C Mailing Address PO Box 1172 City Wilm State North Carolina Zip 28402 Phone (910) 254 - 9333 Fax (910)M�45-�656 VIII APPLICANT'S RTIFICATION Q `w0L 1, (print or type name of erson listed in eneral Information item 2) Jon T V hriCPA certify that the informati included on is pen -nit application form is, to the best of my knowledge, correct and that the project will be co stru'cled in c formance with the approved plans, that the required deed restrictions and protective ovenants ill be recor d, and that the proposed project complies with the requirements of 15A NCAC 2H 1004 Signature S Date M51116 Form SWU-101 \Verson 3 99 Page 4 of 4 Permit No 5Og D loa3l � (to be provided by DWQ) State of North Carolina Department of Environment and Natural Resources Division of Water Quality STORMWATER MANAGEMENT PERMIT APPLICATION FORM WET DETENTION BASIN SUPPLEMENT This form may be photocopied for uve as an original DWQ Stormwater Management Plan Review A complete stornwater management plan submittal includes an application form, a wet detention basin supplement for each basin, design calculations, and plans and specifications showing all basin and outlet structure details I PROJECT INFORMATION Project Name Port City Community Church Contact Person Jon T Vincent Manager Phone Number ( 910) 256 — 0101 For project with multiple basins, specify which basin this worksheet applies to Stormwater Pond elevations Basin Bottom Elevation 3000 ft (floor of the basin) Permanent Pool Elevation 3500 ft (elevation of the orifice) Temporary Pool Elevation 3650 ft (elevation of the discharge structure overflow) areas Permanent Pool Surface Area 43 497 sq ft (water surface area at the orifice elevation) Drainage Area 11 88 ac (on -site and off -site drainage to the basin) Impervious Area 809 ac (on -site and off -site drainage to the basin) volumes Permanent Pool Volume 165 976 cu ft (combined volume of main basin and forebay) Temporary Pool Volume 68 965 cu ft (volume detained above the permanent pool) Forebay Volume 36 166 cu ft (approximately 20% of total volume) Other parameters SA/DA' 487 (surface area to drainage area ratio from DWQ table) Diameter of Onfice 250 in (2 to 5 day temporary pool draw -down required) Design Rainfall 1 00 in Design TSS Removal 2 90 % (minimum 85% required) Form SWU-102 Rev 3 99 Page 1 of 4 S; ' Footnotes When using the Division SA/DA tables, the correct SA/DA ratio for permanent pool sizing should be computed based upon the actual impervious % and permanent pool depth Linear interpolation should be employed to detemune the correct value for non- standard table entries In the 20 coastal counties the requirement for a vegetative filter may be waived if the wet detention basin is designed to provide 90% TSS removal The NCDENR BMP manual provides design tables for both 85% TSS removal and 90% TSS removal II REQUIRED ITEMS CHECKLIST The following checklist outlines design requirements per the Stormwater Best Management Practices Manual (N C Department of Environment, Health and Natural Resources, February 1999) and Administrative Code Section 15 A NCAC 2H 1008 Initial in the space provided to indicate the following design requirements have been met and supporting documentation is attached If the applicant has designated an agent in the Stormwater Management Permit Application Form, the agent may initial below If a requirement has not been met, attach justification Applicants Initials J(RC a The permanent pool depth is between 3 and 6 feet (required minimum of 3 feet) J RC_ b The forebay volume is approximately equal to 20% of the basin volume J(LC c The temporary pool controls runoff from the design storm event J 2C d The temporary pool draws down in 2 to 5 days ((C e If required, a 30-foot vegetative filter is provided at the outlet ( include non -erosive flow calculations) JrW_ f The basin length to width ratio is greater than 3 1 J2c g The basin side slopes above the permanent pool are no steeper than 3 1 J2C h A submerged and vegetated perimeter shelf with a slope of 6 1 or less (show detail) Jt'Zc— i Vegetative cover above the permanent pool elevation is specified J(ZC I A trash rack or similar device is provided for both the overflow and onfice J (RL k A recorded drainage easement is provided for each basin including access to nearest right - of —way J 0W_ l If the basin is used for sediment and erosion control during construction, clean out of the basin is specified prior to use as a wet detention basin J (ZC m A mechanism is specified which will dram the basin for maintenance or an emergency III WET DETENTION BASIN OPERATION AND MAINTENANCE AGREEMENT The wet detention basin system is defined as the wet detention basin, pretreatment including forebays and the vegetated filter if one is provided This system (check one) _ does X does not incorporate a vegetated filter at the outlet Form SYM-102 Rev 3 99 Page 2 of 4 This system (check one) _ does X does not Maintenance activities shall be performed as follows incorporate pretreatment other than a forebay After every significant runoff producing rainfall event and at least monthly a Inspect the wet detention basin system for sediment accumulation, erosion, trash accumulation, vegetated cover, and general condition b Check and clear the orifice of any obstructions such that drawdown of the temporary pool occurs within 2 to 5 days as designed 2 Repair eroded areas immediately, re -seed as necessary to maintain good vegetative cover, mow vegetative cover to maintain a maximum height of six inches, and remove trash as needed Inspect and repair the collection system (i e catch basins, piping, swales, nprap, etc ) quarterly to maintain proper functioning 4 Remove accumulated sediment from the wet detention basin system semi-annually or when depth is reduced to 75% of the original design depth (see diagram below) Removed sediment shall be disposed of in an appropriate manner and shall be handled in a manner that will not adversely impact water quality (i e stockpiling near a wet detention basin or stream, etc ) The measuring device used to determine the sediment elevation shall be as such that it will give an accurate depth reading and not readily penetrate into accumulated sediments When the permanent pool depth reads 31 25 feet in the main pond, the sediment shall be removed When the permanent pool depth reads 31 25 feet in the forebay, the sediment shall be removed BASIN DIAGRAM (fill in the blanks) Permanent Pool Elevation = 35 00 Sediment Removal N = 31 25 75% T / \ Sediment Removal Elevation = 31 25 75% t ____ Bottom Elevation =0000 25% 257 FOREBAY MAIN POND Remove cattails and other indigenous wetland plants when they cover 50% of the basin surface These plants shall be encouraged to grow along the vegetated shelf and forebay berm 6 If the basin must be drained for an emergency or to perform maintenance, the flushing of sediment through Form SWU-102 Rev 3 99 Page 3 of 4 the emergency dram shall be minimized to the maximum extent practical 7 All components of the wet detention basin system shall be maintained in good working order I acknowledge and agree by my signature below that I am responsible for the performance of the seven 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 Print name Jon � Vincent Title Manager \ Address 1508 Military Cutoff Phone ( 91N 1 256 —bi 01 Signature Date North Carolina 28403 Note The lega"sponsible party should not be a homeowners association unless more than 50% of the lots have been sold and a resident ofWe subdivision has been named the president I, "S" }.� , V qy IS a Notary Public for the State of NRiZnsSW!Itti,.Ig County of ,do hereby certify that a'bi1—Iryl hxyz� p' personally appeared before me this IS-M day of Magi• J 1 7_M(^ and acknowledge the due execution of the foregoing wet detention basin maintenance requirements Witness my hand and official seal, SEAL My commission expires i Form SWU-102 Rev 3 99 Page 4 of 4 State Stormwater Management Systems ` Permit No SW8 060311 Port City Community Church Stormwater Permit No SW8 060311 New Hanover County Designer's Certificatlon I, JAY R Otymlve , as a duly registered PlzoF=%)oNAt "I"AL6W in the State of North Carolina, having been authorized to observe (eno ica weekly/ full time) the construction of the project, for Iry T V/NcEyor (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 11 ROAD HP RQ[ICAMN ♦'tNO SLICII►T BOILpiNCj p4MW pLAIQ MOD,FIC#$pON iNCIeEW'F-b THE QUA OVM TT►E PMn)TrEb A+LLOCP}pom 4 ► obIFIC671oN 'Til THE EXISflNC, P4mmm(swe G6o3/)) Is REINCT APPLI6D rLR AT MIS 'T ma .�t C Ai?O/��i� Sign re Registr on Number ;P6331% _ EAL r =Bjiy� Date 141- 14UG - Z40q " n r� R Page 6 of 7 r m Hr' 1' 0000 1FU 1JHI I IVI.ULIYK WiKU nu ide r e State Stormwater Management Systems Permit No SW8 060311 Certification Requirements JPC. 1 The drainage area to the system contains approximately the permitted acreage * 2 The drainage area to the system contains no more than the permitted amount of built -upon area ja�_ 3 All the built -upon area associated with the protect is graded such that the runoff drains to the system dtZL 4 All roof drains are located such that the runoff is directed Into the system dMr— 5 The outlet/bypass structure elevations are per the approved plan Jac 6 The outlet structure is located per the approved plans J(LC 7 Trash rack is provided on the outlet/bypass structure JRC 8 All slopes are grassed with permanent vegetation ,IRC 9 Vegetated slopes are no steeper than 3 1 IgC__10 The inlets are located per the approved plans and do not cause short- circuiting of the system Jac_ 11 The permitted amounts of surface area and/or volume have been provided JR� 12 Required drawdown devices are correctly sized per the approved plans JAC 13 All required design depths are provided J(K 14 All required parts of the system are provided, such as a vegetated shelf and a forebay JW_ 15 The required system dimensions are provided per the approved plans cc NCDENR-DWQ Regional Office Tony Roberts, New Hanover County Building Inspections Page 7 of 7 Apr 18 2006 10 21AM HP LASERJET FAX p 1 Coastal Land Design, PLLC. Fax Transmittal P O Box 1172 Wilmington, NC 28402 Phone 910 254 9333 Fax 910 254 0502 To Robert Gordon Fax (910) 350 - 2004 From Jay Carmine CC Re Port City Community Church Pages 5 (Including Cover) Date 18-April- 006 Job # 400-01 IF YOU DO NOT RECEIVE THIS DOCUMENT CLEARLY PLEASE CALL (910) 254 9333 ❑ This is your original ❑ Original to be mailed Robert, Attached are selec ed pages from the Operating Agreement for Next Step Properties of Wilmington, LLC that were refe enced in my last response letter I did not fax all of them because it was such a lengthy document If you require all of them, please let me know and I can bring it with me when I initial the original signatu a page of the application today Thank you, Jay _,— Fax-RobertGordon SWRFI-041806 doc Apr 18 2006 10 21RM HP LRSERJET FAX , I - 5 p 2 TH t` OF WILM North Caro v'n by and am( defined bel 11 following i may be OPERATING AGREEMENT OF NEXT STEP PROPERTIES OF WILMINGTON, LLC OPERATING AGREEMENT (this "Agreement") of NEXT STEP PROPERTIES GTON, LLC, (the "Company") a Limited Liability Company organized pursuant to la Limited Liability Company Act, is executed effective as of the_ day of April, 2005, g the Company and the persons executing this Agreement as the initial Members (as �) ARTICLE I - DEFINITIONS Defmltions The following terms used in this Agreement shall have the (unless otherwise expressly provided herein) (a) "Act" means the North Carolina Limited Liability Company Act, as the same ad from time to time (b) "Adjusted Capital Account" means, with respect to a Member, the balance in such Member's Capital Account at the end of the relevant fiscal year, as determined in accordance with Treasury regulation Section 1 704-1(b)(2)(iv) (c)"ALt-clesof Organization" means theArticles of Organizat3onofthe Company filed with the Secretary of state, as amended or restated from time to time (d) "Capital Account" means for each Member the account established pursuant to Section 8 2 iereof and maintained in accordance with the provisions of this Agreement (e) "Capital Contribution" means any contribution to the capital ofthe Company in cash or pror arty by a Member whenever made and "Capital Unit" shall represent the unit value assigned to each capital contribution which shall be one unit for each $1,000 00 contribution f) "Code" means the Internal Revenue Code of 1986, as amended from time to time (and any corresponding provisions of succeeding law) g) "DlstnbutableCash" means, with respect tothe Company for a period oftime, all fiends of the Company on hand or in bank accounts of the Company as, in the discretion of the Managers, is av ulable for distribution to the Members afterprovision has been made for (1) payment of all operatin expenses of the Company as of such time, (11) provision for payment of all outstanding an unpaid current obligations of the Company as of such time, and (ni) provision for such reserves the Managers deem necessary or appropriate for Company operations the Company 1) "Fiscal Year" means the calendar year, provided that the first Fiscal Year of ill commence on February 28, 2005, and continue through December 31, 2005 Rpr 18 2006tt1�0 21AM HP LRSERJET FAX p 3 r ,!,T:� `�,YAL ' : `t lti' t V "' (i) "Income" means, for each Fiscal Year or other period, each item of income had,oi t as det ined, recognized and classified for federal income tax purposes, provided that any income or gair that is exempt from federal income tax shall be included as if it were an item of taxable incom 0) "Initial Capital Contribution" means the initial contribution to the capital of the Company ade by a Member pursuant to Section 8 l(a) of this Agreement (k) "Loss' means, for each Fiscal Year or other period, each item of loss or deduction as determined, recognized and classified for federal income tax purposes, increased by (1) expenditures eescnbed in Section 705(a)(2)(B) of the Code, (u) expenditures contemplated by Section 709 o the Code (except for amounts with respect to which an election is properly made under Scction 09(b) of the Code), and (ui) expenditures resulting in a deduction for a loss incurred in connection with the sale or exchange of Company property that is disallowed to the Company under Section 67(a)(1) or Section 707(b) (1) "Ma on " means, with respect to any referenced group of Managers, a combination of any of such Managers constituting more than fifty percent (50%) of the number of Managers of s ich referenced group who are then elected and qualified (m) "Malonty of Interest' means, with respect to any referenced group of Members, a combination of any of such Members who, in the aggregate, own more than fifty percent (50°/u) of the Memberslup, Interests owned by all of such referenced group of Members (n) "Manager" means each entity designated as a Manageron Schedule II, hereto, or any other Person that succeeds such Managerin his capacity as Manager or any other Persons who are elected to act as Managers of the Company as provided herein "Managers" refers to such Persons as a pup (o) "Member" means each entity designated as a Member of the Company on Schedule I he eto, or any additional Member admitted as a Member of the Company in accordance with ARTIC E X "Members" refers to such Persons as a group (p) "Membership Interest" means all of a Member's rights in the Company, including wit] out limitation, the Member's share of the profits and losses ofthe Company, the nghts to receive dis lions of the Company's assets, any tight to vote and any right to participate in the management f the Company as provided m the Act and this Agreement As to any Member, Membership nterest shall mean the percentage set forth opposite such Member's name on Schedule I hereto period, (i) t} of the Loss Net Income from such c (q) "Net Income" and "Net Loss" means, for each Fiscal Year or other relevant excess of the income for such period over the Loss for such period, or (n) the excess r such period over the Income for such period, respectively, provided, however, that id Net Loss for a Fiscal Year or other relevant period shall be computed by excluding nputabon any Income specially allocated under Section 8 1 -2- npr 18 2008 10 21RM HP LFSERJET FRX p 4 ` Ons Captions are included solely far convenience of reference and if there is tree captions and the text of this Agreement, the text shall control r In rI74' enefitsofAgreement Nothing in this Agreement expressed orimplied, isintended l�pllk�e con trued to give to any creditor of the Company or any creditor of any Member or any `.itbeiperson or entity whatsoever, other than the Members and the Company, any legal or equitable tight, remedy o claim under or in respect of this Agreement or any covenant, condition or prove sions herein contained, and such provisions are and shall be held to be for the sole and executive benefit of the Members and the Company 12.15 ounterparts This Agreement maybe executed in multiple counterparts, each of which shall be deemed an onginal for all purposes and all of which when taken together shall constitute a sing le counterpart instrument Executed signature pages to any counterpart instrument maybe detached and affixed to a single counterpart, which single counterpart with multiple executed signature page affixed thereto constitutes the original counterpart instrument All of these counterpart pag s shall be read as though one and they shall have the same force and effect as if all of the parties h d executed a single signature page IN WITNESS WHEREOF, the undersigned, being the initial Manager and all of the Members of the Company, have caused this Agreement to be duly adopted by the Company as of the day of March, 2005, and do hereby assume and agree to be bound by and to perform all of the terms and provisions set forth in this Agreement Alan Brown Gregory P t:l tw }meson Ki hCJ (�I Robert Huckabee�3f g e, -22- kroL'tf:{ua :�aaxsSx st-ili.x 6tdtii w.r:. "...'�.:'i 'YLYSPmx?,�':.7 Ju :t:L.+�vC%L.t�S+'� '_,''yt � 'h'n >rt —. ' n AL11: r$i f+ww+n!. J n , "' � }� �; u^ max. r - A ) . n ` n : Rpr 18 2006 10 22RM HP LRSERJET FAX OF T . �. �jV CiJn�P4, HE POSITION AS MANAGERS AND`AGREE TO I I3ION OF THIS OPERATING AGREEMENT ya°°Oi�ATED MarFh 2005 -24- BY THE TERMS AND p 5 m Coastal Land Design, PLLC. P O Box 1172 Wilmington, NC 28402 Phone 910 254 9333 Fax 910 254 0502 To NCDENR Division of Water Quality 127 Cardinal Drive Extension Wilmington NC 28405 Attn Mr Robert Gordon ❑ As Requested ❑ For Your Files ❑ Sent via Mail ❑ Sent via Courier Transmittal Date Apn105 2006 File 40100 Subject Port City Community Church Express Stormwater Submittal Project Number SW8 060311 ❑ For Distribution ® For your Review / Action / Approval Quantity Drawing No Description 1 Copy Request for Additional Information 1 Original Response to Request for Additional Information 1 Original Updated Stormwater Management Permit Application Form (Pages 2 and 4) 1 Copy Updated Stormwater Management Permit Application Form (Pages 2 and 4) 1 Original Updated Wet Detention Basin Supplement (Pages 1 and 2) 1 Original Updated Stormwater Design Narrative 1 Original Updated Stormwater Design Supplemental Calculations 2 Rev 1 Revised Stormwater Management Plans (Cover SW 1 SW 2 SW 3 and SW 4) -.14VVJ311 V REMARKS \ \ 110 CC File PLLC 401 00 Transmittal NCDENR 040706 doc Stormwater Management Plan Supplemental Calculations in Response to Request for Additional Information (SW8 060311) For Port City Community Church Cardinal Drive Project Wilmington, New Hanover County, NC Prepared for Next Step Properties of Wilmington, LLC 1508 Military Cutoff Road, Suite 302 7APR CFTVED Wilmington, NC 28403 "�.""�tNuUAA 1 0 0006 � �O4 OfESS�� Q _ SEAL -- Prepared by 028858 Coastal Land Design, PLLC Crvd Engineering / Landscape Architecture / Construction Mlnagement P 0 Box 1172 WtlmingLon NC28402 04-April-2006 Phone 910 254 9333 Fax 910 254 0502 4171106 �5 ♦1ES.1/ blA1l �\�'�4 � I'Y �I J'�fi a�dl/t ♦ // T �� r .,it`s � �' tr �a1� yYFa3:0 �: f >�� hwee` Y� �,, Yf1+� `2 � ,�� AlflbY yE1E SS' Supplemental Calculations (Catchbasin Design) For Port City Community Church Cardinal Drive Project Wilmington, New Hanover County, NC Port City Community Church Cardinal Drive Project New Hanover County North Carolina East Section Stormwater Catchbasin Schedule Designer Jay Carmine E I Checked Jeff Petroff P E Date 4/4/2006 11 19 File Location Y \CLD Projects\400 00 Port City Church\401 00 Cardinal Drive Project\Admin\STORMWATER\DESIGN DOCS\[401 00 PC3 Piping System x[s]CB Design (east) Page 1 of 1 Catch Basin ID Drainage Basin Total Basin Roadway Im ervious Building Im ervious Sidewalk Im ervious Parking Im ervious Remaining Pervious Basin C Percent Impervious Mean Veloat Basin Len th Time of Concentration no name s/ s/ s/ s/ s/ s/ % tom I f#Imin 1 cb02 8 265 6 492 0 0 462 1 311 079 84 51 300 59 2 cb03 6 416 3 480 0 0 472 2 464 063 62 47 160 34 3 cb04 9 021 0 0 0 8 475 546 086 94 53 135 26 4 cb05 11 374 0 0 0 10 843 531 087 95 53 155 29 5 cb06 6 736 0 0 0 5 725 1 011 079 85 51 150 29 6 cb07 6 926 0 0 0 6 255 671 083 90 52 165 32 7 cbc8 6 970 0 0 0 6 431 539 085 92 52 155 30 8 cb09 16 223 0 0 0 13 899 2 324 080 86 51 175 34 9 cb10 10 057 0 0 0 9 411 646 086 94 53 140 27 10 cb11 2 298 1 132 0 412 464 290 081 87 52 255 49 11 cb12 6 067 2 370 0 584 446 2 667 059 56 46 200 43 12 cb13 11504 0 0 0 4639 6865 048 40 44 90 21 13 cb14 9 767 0 0 0 9 196 571 086 94 53 140 27 14 cb28 7 078 4 299 0 0 0 2 779 063 61 47 160 34 15 y12l 3 929 0 704 517 0 2 708 042 31 42 90 21 16 cb32 5 721 0 0 0 5 302 419 085 93 52 120 23 17 cb36 4 118 4 118 0 0 0 0 090 100 54 255 48 18 cb15 1180 0 0 0 1056 124 083 89 52 70 13 19 cb29 3 681 3 140 0 0 0 541 080 85 51 160 31 20 V122 6194 0 2 808 580 0 2 806 058 55 46 125 27 21 cb33 5 008 0 0 0 4 880 128 088 97 53 105 20 22 d 16 12 526 0 0 0 12 076 450 087 96 53 90 1 7 23 y123 10 551 0 6 682 1 439 0 2 430 074 77 50 145 29 24 cb33a 3 307 0 0 0 2 911 396 082 88 52 90 1 7 25 yi17 7 346 0 4 671 1 497 0 1 178 079 84 51 120 24 26 y124 9 388 0 6 378 743 0 2 267 073 76 50 140 28 27 Y118 12 248 0 9 641 1 271 0 1 336 082 89 52 115 22 28 y125 0 10 547 963 0 2 212 079 84 51 125 25 29 119 0 5 326 1 853 0 2 418 072 75 49 105 21 30 20 0 704 821 0 5 006 036 23 41 125 31 31 cb34 0 0 0 860 10 089 99 53 60 1 1 32 cb30 0 0 245 1 071 45 088 97 53 80 15 33 d 26 t29522952 0 0 0 11 746 568 0 87 95 53 90 1 7 34 d 35 0 6 695 4 332 0 146 089 99 53 135 25 35 cb31 0 0 711 935 0 090 100 54 95 18 36 d 27 0 0 0 13 490 882 086 94 53 115 2 213 37 cb33b 2 952 0 772 0 10 032 039 27 42 220 38 cb33c 2 952 0 10 0 0 0 90 100 54 105 2 0 Inlet ffesen Totals 292193 30935 54156 1 16740 131045 59317 1 076 1 80 l< Percentim ernous sf/sf Port City Community Church Cardinal Drive Project New Hanover County North Carolina West Section Stormwater Catchbasin Schedule Designer Jay Carmine E I Checked Jeff Petroff P E Date 4/420061119 File Location Y \CLD Projects\400-00 Port City Church\401 00 Cardinal Drive Project\Admin\STORMWATER\DESIGN DOCS\[401 00 PC3 Piping System xls]CB Design (west) Page 1 of 1 Catch Basin ID Drainage Basin Total Basin Roadway Impervious Building Impervious Sidewalk Impervious I Parking Impervious I Remaining Pervious I Basin C Percent Im ervious Mean Velocity Basin Length Time of Concentration no name I I [sf7 I fsflsl s/l I Isf7 I IsfI% / m ft mrn 1 cb38 6 116 3 318 0 0 462 2 338 063 62 47 190 40 2 cb39 5 144 0 0 0 4 856 288 086 94 53 95 1 8 3 cb40 846 0 0 0 834 12 089 99 53 60 11 4 cb41 1160 0 0 0 1034 126 082 89 52 70 14 5 d 42 7 746 0 0 1 137 5 788 821 083 89 52 100 19 6 d 43 6 552 0 0 472 5 074 1 006 079 85 51 105 21 7 y45 8 218 0 5 812 1 024 0 1 382 078 83 51 90 18 B y146 2 556 0 1 039 548 0 969 063 62 47 100 21 9 yA7 4 340 0 1 370 1 356 0 1 614 064 63 47 65 14 10 yA8 9 513 0 8 358 661 0 494 086 95 53 170 32 11 y149 5 247 0 4 600 524 0 123 088 98 53 120 23 12 y15O 4 653 0 2 623 1 382 0 648 080 86 51 135 26 13 cb51 8 167 0 0 290 7 521 356 087 96 53 120 23 14 d 58 5206 0 0 0 5 161 45 089 99 53 65 12 15 cb52 5 897 2 887 0 0 0 3 010 054 49 45 170 38 16 cb59 9 335 0 0 0 9 173 162 089 98 53 205 38 17 cb53 2 945 1 935 0 0 0 1 010 066 66 48 115 24 18 cb60 7 632 0 0 0 7 282 350 087 95 53 170 32 19 cb54 13 197 0 0 402 12 111 684 086 95 53 210 40 20 cb55 3 061 0 0 0 2 316 745 073 76 50 100 20 21 cb56 3 299 0 0 0 3 299 0 090 100 54 130 24 22 cb57 1 467 1 467 0 0 0 0 090 100 54 130 24 23 cb61 3 295 2 874 0 0 0 421 081 87 51 171 33 24 cb62 2 111 1975 0 0 0 136 085 94 53 172 33 25 cb59a 5 976 2 687 0 696 0 2 593 060 57 46 210 45 26 cb59b 2 687 2 687 0 0 0 0 090 100 54 190 35 27 cb60a 2 921 1 236 0 241 0 1 444 055 51 45 120 26 28 cb60b 1 236 1 236 0 0 0 0 090 100 54 100 19 Inlet 2 fes37 Totals 140 525 14 456 23 802 8 492 64 911 28 864 076 79 < Percent Im ervious sf/s Supplemental Calculations (Piping Schedule) For Port City Community Church Cardinal Drive Project Wilmington, New Hanover County, NC Storm Sewer Inventory Report Page 1 Line Alignment Flow Data Physical Data Line ID No Dnstr Line Deg Junc Known Drng Runoff Inlet Invert Line Invert Line Line N J loss Inlet/ line length angle type Q area coeff time El Dn slope El Up size type value coeff Rim El No (ft) (deg) (cfs) (ac) (C) (min) (ft) M (ft) (in) (n) (K) (ft) 1 End 667 888 Comb 000 0 19 079 60 2800 1 00 2867 30 Cir 0 011 070 3875 cb02 fes01 2 1 238 240 Comb 000 0 15 063 30 2867 1 01 2891 30 Cir 0 011 1 50 3875 cb03 cb02 3 2 900 774 Comb 000 021 086 30 2891 1 00 2981 24 Cir 0 011 070 4000 cb04 cb03 4 3 1150 126 Comb 000 026 087 30 2981 1 00 3096 24 Cir 0 011 050 4000 cb05 cb04 5 4 1752 7 7 Comb 000 0 15 079 3 0 3096 075 3227 24 Cir 0 011 1 25 41 00 cb06 cb05 6 5 1306 726 Comb 000 0 16 0 83 3 0 3227 075 3325 24 Cir 0 011 070 4200 cb07 cb06 7 6 1220 11 3 Comb 000 0 16 0 85 3 0 3325 075 3416 24 Cir 0 011 1 50 4200 cb08 cb07 8 7 228 2 156 Comb 000 037 080 3 0 34 16 075 3587 24 Cir 0 011 050 4200 cb09 cb08 9 8 245 5 7 Comb 000 023 086 3 0 3587 073 3605 24 Cir 0 011 1 50 4200 cb10 cb09 10 9 1154 9 0 Comb 000 005 0 81 5 0 3605 0 50 36 63 24 Cir 0 011 1 50 4200 cbi 1 cb10 11 10 208 81 0 Comb 000 014 0 59 4 0 3663 048 3673 24 Cir 0 011 050 4200 cb12 cbi 1 12 11 158 8 8 Comb 000 026 048 2 0 3673 0 51 3681 24 Cir 0 011 1 00 4200 cb13 cb12 13 2 407 61 1 Comb 000 022 0 86 3 0 28 91 1 01 2932 24 Cir 0 011 1 10 4000 cb14 cb03 14 3 64 7 288 Comb 000 016 0 63 3 0 2981 1 00 3046 24 Cir 0 011 1 25 4000 cb28 cb04 15 7 802 91 7 DrGrt 000 009 042 2 0 34 16 1 00 3496 24 Cir 0 011 1 50 4425 p21 cb08 16 9 1268 860 Comb 000 013 085 2 0 3605 075 3700 24 Cir 0 011 070 4300 cb32 c1b10 17 10 51 0 5 4 Comb 000 009 090 5 0 3663 1 00 37 14 24 Cir 0 011 1 00 41 75 036 cb11 18 13 52 0 425 Comb 000 003 083 1 0 29 32 1 00 29 84 24 Cir 0 011 1 50 41 50 cb15 cb14 19 14 280 738 Comb 000 0 08 080 3 0 3046 0 86 3070 24 Cir 0 011 1 00 4000 029 cb28 20 15 54 5 80 9 DrGrt 000 014 058 3 0 3496 1 01 35 51 24 Cir 0 011 1 10 4425 y22 y21 21 16 1675 245 Comb 000 Oil 0 88 2 0 3700 075 3826 24 Cir 0 011 070 4300 cb33 cb32 Protect File 401 00 SWP 1 East Piping System 040406 stm Number of lines 38 Date 04 04 2006 Hydratlow Storm Sewers 20W3 Storm Sewer Inventory Report Page 2 Line Alignment Flow Data Physical Data Line ID No Dnstr Line DO June Known Drng Runoff Inlet Invert Line Invert Line Line N J loss Inlet/ line length angle type Q area coeff time El Dn slope El Up size type value coeff Rim El No (ft) (deg) (cfs) (ac) (C) (min) (ft) M (ft) (m) (n) (K) (ff) 22 18 81 8 800 DrGrt Goo 029 087 20 2984 1 00 3066 24 Cir 0 011 1 25 4225 dg16 cb15 23 20 880 487 DrGrt 000 024 074 30 3551 1 00 3639 24 Cir 0 011 050 4425 y123 y22 24 21 32 1 161 Comb 000 008 082 20 3826 075 3850 24 Cir 0 011 1 10 4300 cb33a cb33 25 24 40 1 51 0 Comb 000 032 039 50 3850 050 3870 18 Cir 0 011 050 4200 cb33b cb33a 26 25 280 00 Comb 000 007 090 20 3870 050 3884 18 Cir 0 011 1 00 4200 c1b33c c1b331b 27 22 111 6 566 DrGrt 000 017 079 20 3066 1 00 31 78 24 Cir 0 011 1 50 4425 y117 dg16 28 23 677 64 DrGrt 000 022 073 30 3639 1 00 3707 24 Cir 0 011 070 4425 y24 y23 29 27 854 866 DrGn 000 028 082 20 31 78 1 00 3263 24 Cir 0 011 050 4425 yi18 y07 30 28 141 5 31 2 DrGrt 000 032 079 20 3707 1 00 3849 24 Cir 0 011 1 00 4425 y25 y24 31 29 897 02 DrGrt 000 022 072 20 3263 1 00 3353 24 Cir 0 011 050 4425 y119 y118 32 31 1208 1 6 DrGrt 000 015 036 30 3353 1 00 3474 24 Cir 0 011 1 00 4325 y120 y09 33 13 17 1 04 Comb 000 002 089 1 0 2932 1 00 2949 24 Cir 0 011 1 00 4000 cb34 cb14 34 18 600 186 Comb 000 003 088 20 2984 1 00 3044 24 Cir 0 011 1 50 4300 c1b30 cb15 35 22 121 3 286 DrGrt 000 028 087 20 3066 1 00 31 87 24 Cir 0 011 050 4225 dg26 dg16 36 27 902 83 1 DrGrt 000 026 089 30 31 78 1 00 3268 24 Cir 0 011 1 00 4425 dg35 yil7 37 34 208 900 Comb 000 004 090 20 3044 1 01 3065 24 Cir 0 011 1 00 4300 cb31 cb30 38 35 1257 00 DrGrt 000 033 086 20 31 87 1 00 33 13 24 Cir 0 011 1 00 4225 dg27 dg26 Project File 401 00 SWP 1 East Piping System 040406 stm Number of lines 38 Date 04 04 2006 Hydl.fl. Storm Sewers 2003 Storm Sewer Tabulation Page 1 Station Len Drng Area Rnoff Area x C Tc Rain Total Cap Val Pipe Invert Elev HGL Elev Grnd I Rim Elev, Line ID coeff (I) flow full LineFLTI Incr Total IncrTotal Inlet Syst Size Slope Up Dn Up Dn Up Dn (ft) (ac) (ac) (C) (min) (min) (inlhr) (cfs) (cfs) (ft/s) (m) I%) (ft) (ft) (ft) (ft) M (ft) 1 End 667 0 19 670 079 0 15 508 6 0 230 5 5 2802 4858 5 71 30 1 00 2867 28 00 3522 35 00 3875 000 c1b02 fes01 2 1 238 0 15 6 51 063 009 4 93 3 0 229 5 5 2722 4864 5 55 30 1 01 2891 2867 3565 35 58 3875 3875 cb03 c1b02 3 2 90 0 0 21 4 04 0 86 0 18 2 95 3 0 147 6 5 1909 2673 608 24 1 00 2981 2891 36 83 3637 4000 3875 004 c1b03 4 3 1150 026 359 0 87 023 2 61 3 0 14 3 6 5 1698 2673 540 24 1 00 3096 2981 3770 3723 4000 4000 c1b05 c1b04 5 4 1752 0 15 333 079 0 12 2 38 3 0 138 6 6 1568 2311 4 99 24 075 3227 3096 3853 3792 41 00 4000 cb06 cb05 6 5 1306 016 3 18 083 013 226 3 0 134 6 6 1504 2315 4 79 24 075 3325 3227 3942 3901 4200 41 00 cb07 cb06 7 6 1220 0 16 302 0 85 014 213 3 0 129 6 7 1428 2309 4 55 24 075 34 16 3325 4002 3967 4200 4200 cb08 cb07 8 7 2282 037 1 85 0 80 030 1 28 3 0 11 7 6 9 885 2314 2 82 24 075 3587 34 16 4075 4050 4200 4200 cb09 c1b08 9 8 24 5 023 148 0 86 020 0 99 3 0 11 6 6 9 6 83 2291 2 17 24 073 3605 3587 40 83 4082 4200 4200 cb10 c1b09 10 9 1154 005 0 54 0 81 004 0 33 5 0 9 0 7 3 2 41 1895 077 24 050 3663 3605 40 95 4094 4200 4200 cb11 c1b10 11 10 208 0 14 040 0 59 0 08 0 21 4 0 4 0 8 1 1 69 1852 0 54 24 048 3673 3663 4097 4096 4200 4200 cbl2 cbl 1 12 11 158 026 026 048 0 12 012 2 0 2 0 8 1 1 02 1904 032 24 0 51 36 81 3673 40 97 4097 4200 4200 cb13 c1b12 13 2 407 022 232 0 86 0 19 1 88 3 0 228 5 5 1042 2683 332 24 1 01 29 32 28 91 3643 3637 4000 38 75 cb14 cb03 14 3 647 0 16 024 063 0 10 016 3 0 5 8 8 0 1 31 2679 042 24 1 00 3046 29 81 3723 3723 4000 4000 c1b28 c1b04 15 7 802 009 1 01 042 0 04 0 71 2 0 8 1 7 5 533 2669 1 70 24 1 00 34 96 34 16 40 54 4050 4425 4200 y12l c1b08 16 9 1268 0 13 0 71 0 85 0 11 046 2 0 9 7 7 2 333 2314 1 06 24 075 3700 3605 4096 4094 4300 4200 c1b32 c1b10 17 10 51 0 009 009 0 90 008 0 08 5 0 5 0 8 1 066 2673 0 21 24 1 00 37 14 3663 4097 4096 41 75 4200 cb36 cbl 1 18 13 520 003 208 0 83 002 167 1 0 226 5 6 9 31 2674 2 96 24 1 00 2984 2932 3668 3662 41 50 4000 cb15 cb14 19 14 280 008 0 08 0 80 006 006 3 0 3 0 8 1 0 52 2475 0 17 24 086 3070 3046 3724 3724 4000 4000 cb29 cb28 20 15 54 5 0 14 0 92 058 008 067 3 0 7 6 7 6 5 11 2685 1 63 24 1 01 35 51 34 96 4062 4060 4425 4425 y22 y12l 21 16 1675 0 11 058 0 88 0 10 035 2 0 6 6 7 8 273 2318 087 24 075 3826 3700 4099 4097 4300 4300 cb33 cb32 Project File 401 00 SWP 1 East Piping System 040406 stm Number of lines 38 Run Date 04 04 2006 NOTES Intensity = 155 43 / (Inlet time + 26 20) ^ 0 86 Return period = 25 Yrs Hydraflow Storm Sewers 2W3 Storm Sewer Tabulation Page 2 Station Len Drng Area Rnoff Area x C Tc 1 Rain Total Cap Val Pipe Invert Elev HGL Elev Grnd I Rim Elev Line ID coeff (I) flow full Line Incr Total Incr Total Inlet Syst Size Slope Up Dn Up Dn Up Dn FLn (ft) (ac) (ac) (C) (min) (min) (m/hr) (cfs) (cfs) (ftls) (in) (%) (ft) (ft) (ft) (ft) (ft) (ft) 22 18 81 8 029 1 98 087 025 1 59 20 222 56 887 2676 282 24 1 00 3066 2984 3698 3689 4225 41 50 dg16 cb15 23 20 880 024 078 074 018 059 30 67 78 461 2673 1 47 24 1 00 3639 3551 4069 4067 4425 4425 y23 y122 24 21 32 1 008 047 082 007 025 20 58 80 202 2312 064 24 075 3850 3826 41 00 41 00 4300 4300 cb33a cb33 25 24 401 032 039 039 0 12 019 50 50 81 1 53 877 087 18 050 3870 3850 41 01 41 01 4200 4300 cb33b cb33a 26 25 280 007 007 090 006 006 20 20 81 051 878 029 18 050 3884 3870 41 02 41 02 4200 4200 cb33c c1b331b 27 22 111 6 0 17 1 08 079 0 13 081 20 21 3 57 459 2678 146 24 1 00 31 78 3066 3717 37 13 4425 4225 yt17 dgl6 28 23 677 022 054 073 016 041 30 56 80 331 2678 1 05 24 1 00 3707 3639 4072 4071 4425 4425 y124 y123 29 27 854 028 065 082 023 044 20 201 58 257 2667 082 24 1 00 3263 31 78 3722 3722 4425 4425 yt18 y117 30 28 141 5 032 032 079 025 025 20 20 81 206 2677 066 24 1 00 3849 3707 4074 4073 4425 4425 y125 y124 31 29 897 022 037 072 016 021 20 174 61 1 30 2677 041 24 1 00 3353 3263 3723 3723 4425 4425 y09 y118 32 31 1208 015 0 15 036 005 005 30 30 81 044 2675 014 24 1 00 3474 3353 3723 3723 4325 4425 y120 y119 33 13 17 1 002 002 089 002 002 1 0 1 0 81 015 2668 005 24 1 00 2949 2932 3662 3662 4000 4000 cb34 cb14 34 18 600 003 007 088 003 006 20 57 80 050 2673 016 24 1 00 3044 2984 3689 3689 4300 41 50 cb30 cbl5 35 22 121 3 028 061 087 024 053 20 48 81 430 2670 1 37 24 1 00 31 87 3066 37 16 37 13 4225 4225 dg26 dgl6 36 27 902 026 026 089 023 023 30 30 8 1 1 89 2670 060 24 1 00 3268 31 78 3722 3722 4425 4425 dg35 y117 37 34 208 004 004 090 004 004 20 20 8 1 029 2684 009 24 1 01 3065 3044 3689 3689 4300 4300 c1b31 cb30 38 35 i 1257 033 I 033 I 086 028 028 20 20 8 1 231 2676 074 24 1 00 3313 31 87 37 19 37 18 4225 4225 dg27 dg26 - Protect File 401 00 SWP 1 East Piping System 040406 stm Number of lines 38 Run Date 04 04 2006 NOTES Intensity = 155 43 / (Inlet time + 26 20) " 0 86 Return period = 25 Yrs Hydraflow Storm Sewers 2003 Inlet Report Page 1 Line Inlet ID Q = Q Q Q Junc Curb Inlet Grate Inlet Gutter Inlet Byp No CIA carry capt byp type line Ht L area L W So W SW Sx n depth spread depth spread Dep No (cfs) (cfs) (cfs) (cfs) (in) (ft) (sgft) (ft) (ft) (f ift) (ft) (ft/ft) (fuft) (ft) (ft) (ft) (ft) (in) 1 cb02 1 19 000 1 19 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 015 1 50 015 1 50 000 Off 2 cb03 077 000 077 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 012 1 20 012 1 20 000 Off 3 cb04 1 47 000 147 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 017 1 70 017 1 70 000 Off 4 cb05 1 84 000 1 84 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 020 200 020 200 000 Off 5 cb06 097 000 097 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 013 1 30 013 1 30 000 Off 6 cb07 1 08 000 1 08 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 014 1 40 014 1 40 000 Off 7 cb08 1 11 000 1 11 000 Comb 60 300 300 300 200 Sag 200 0 100 0 030 0 000 015 1 50 015 1 50 000 Off 8 cb09 241 000 241 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 024 390 024 390 000 Off 9 cb10 1 61 000 161 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 0 19 1 90 0 19 1 90 000 Off 10 cb11 033 000 033 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 007 070 007 070 000 Off 11 cb12 067 000 067 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 0 11 1 10 0 11 1 10 000 Off 12 cb13 1 02 000 1 02 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 014 1 40 014 1 40 000 Off 13 cb14 1 54 000 1 54 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 0 18 1 80 0 18 1 80 000 Off 14 cb28 082 000 082 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 0 12 1 20 0 12 1 20 000 Off 15 y121 031 000 031 000 DrGrt 00 000 450 300 300 Sag 200 0 021 0 021 0 000 005 782 005 782 000 Off 16 cb32 090 000 090 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 013 1 30 013 1 30 000 Off 17 cb36 066 000 066 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 010 1 00 010 1 00 000 Off 18 cbl5 020 000 020 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 005 050 005 050 000 Off 19 cb29 052 000 052 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 009 090 009 090 000 Off 20 y22 066 000 066 000 DrGrt 00 000 450 300 300 Sag 200 0 021 0 021 0 000 008 11 02 008 11 02 000 Off 21 cb33 079 000 079 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 012 1 20 0 12 1 20 000 Off 22 dgi6 206 000 206 000 DrGrt 00 000 450 300 300 Sag 200 0 021 0 021 0 000 0 18 2009 0 18 2009 000 Off Project File 401 00 SWP 1 East Piping System 040406 sthD F File Brco_ver8 IDF Number of lines 38 Run Date 04 042006 NOTES Inlet N Values = 0 016 Intensity = 155 431(Inlet time + 26 20) ^ 0 86 Return period = 25 Yrs Indicates Known Q added Hydreflow Storm Sewers 2003 Inlet Report Page 2 Line Inlet ID Q = Q Q Q Junc Curb Inlet Grate Inlet Gutter Inlet Byp No CIA carry capt byp type line Ht L area L W So W Sw Sx n depth spread depth spread Dep No (cfs) (cfs) (cfs) (cfs) (in) (ft) (sqft) (ft) (ft) (ft/ft) (ft) Milt) (ft/ft) (ft) (ft) (ft) (ft) (m) 23 p23 1 45 000 1 45 000 DrGrt 00 000 450 300 300 Sag 200 0 021 0 021 0 000 014 1652 014 1652 000 Off 24 cb33a 053 000 053 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 009 090 009 090 000 Off 25 cb33b 1 02 000 1 02 000 Comb 60 400 300 400 200 Sag 200 0 100 0 030 0 000 010 1 03 013 1 15 200 Off 26 cb33c 051 000 051 000 Comb 60 400 300 400 200 Sag 200 0 100 0 030 0 000 005 053 008 071 200 Off 27 yi17 1 09 000 1 09 000 DrGrt 00 000 450 300 300 Sag 200 0 021 0 021 0 000 012 1422 012 1422 000 Off 28 y24 1 31 000 1 31 000 DrGrt 00 000 450 300 300 Sag 200 0 021 0 021 0 000 013 1565 013 1565 000 Off 29 y118 1 87 000 1 87 000 DrGrt 00 000 450 300 300 Sag 200 0 021 0 021 0 000 017 1905 017 1905 000 Off 30 y25 206 000 206 000 DrGrt 00 000 450 300 300 Sag 200 0 021 0 021 0 000 018 20 12 018 20 12 000 Off 31 y119 1 29 000 1 29 000 DrGrt 00 000 450 300 300 Sag 200 0 021 0 021 0 000 013 1553 0 13 1553 000 Off 32 y120 044 000 044 000 DrGrt 00 000 450 300 300 Sag 200 0 021 0 021 0 000 006 911 006 9 11 000 Off 33 cb34 015 000 015 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 004 040 004 040 000 Off 34 cb30 022 000 022 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 005 050 005 050 000 Off 35 dg26 1 98 000 1 98 000 DrGrt 00 000 450 300 300 Sag 200 0 021 0 021 0 000 018 1970 018 1970 000 Off 36 dg35 1 89 000 1 89 000 DrGrt 00 000 450 300 300 Sag 200 0 021 0 021 0 000 017 19 13 017 1913 000 Off 37 cb31 029 000 029 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 006 060 006 060 000 Off 38 dg27 231 000 231 000 DrGrt 00 000 450 300 300 Sag 200 0 021 0 021 0 000 019 21 49 019 21 49 000 Off Project File 401 00 SWP 1 East Piping System 040406 sthD F File Brco_ver8 IDF Number of lines 38 Run Date 04 04 2006 NOTES Inlet N Values = 0 016 Intensity = 155 43 / (Inlet time + 26 20) " 0 86 Return period = 25 Yrs Indicates Known Q added Hydra0ow Storm Sewers 2003 Storm Sewer Inventory Report Page 1 Line Alignment Flow Data Physical Data Line ID No Dnstr Line Deft Junc Known Drng Runoff Inlet Invert Line Invert Line Line N J loss Inlet/ line length angle type 0 area coeff time El Dn slope El Up size type value coeff Rim El No (ff) (deg) (cfs) (ac) (C) (min) (ft) M (ft) (m) (n) (K) (ft) 1 End 969 1409 Comb 000 0 14 063 40 2800 391 31 79 24 Cu 0 011 1 10 3875 cb38 fes37 2 1 179 499 Comb 000 0 12 086 20 31 79 1 17 3200 24 Ctr 0 011 1 50 4000 cb39 cb38 3 2 17 1 546 Comb 000 002 089 1 0 3200 1 00 3217 18 Cu 0 011 1 00 4000 cb40 cb39 4 2 450 150 Comb 000 003 082 1 0 32 17 1 00 3262 18 Cir 0 011 1 10 41 50 cb41 cb39 5 4 626 51 2 DrGrt 000 0 18 083 20 3262 1 01 3325 18 Cir 0 011 050 4225 dg42 cb41 6 5 103 1 100 DrGrt 000 0 15 079 20 3325 1 00 3428 18 Cir 0 011 1 50 4350 dg43 dg42 7 6 452 832 DrGrt 000 019 078 20 3448 1 00 3493 18 Cir 0 011 1 50 4425 y145 Ib44 8 7 1045 81 3 DrGrt 000 006 063 20 3493 1 00 3597 18 Cir 0 011 050 4425 y146 yt45 9 8 298 95 DrGrt 000 010 064 1 0 3597 1 01 3627 18 Cir 0 011 1 50 4425 y147 y146 10 9 1076 91 7 DrGrt 000 022 086 30 3627 1 00 3735 18 Cir 0 011 050 4425 y148 y47 11 10 672 67 DrGrt 000 012 088 20 3735 1 00 3802 18 Cir 0 011 050 4425 y149 yt48 12 11 559 53 DrGrt 000 Oil 080 30 3802 1 00 3858 18 Cir 0 011 1 00 4425 y150 yA9 13 2 111 3 944 Comb 000 019 087 20 3200 1 00 33 11 18 Cir 0 011 050 41 00 c1b51 cb39 14 6 1291 1 7 DrGrt 000 012 089 1 0 3448 1 00 3577 18 Cir 0 011 070 4250 dg58 Ib44 15 13 548 76 Comb 000 014 054 40 33 11 084 3357 18 Cir 0 011 1 25 3950 052 cb51 16 14 1040 287 Comb 000 021 089 40 3577 1 00 3681 18 Cir 0 011 1 50 4200 059 cb58 17 16 220 2 9 Comb 000 014 060 5 0 36 81 050 36 92 18 Cir 0 011 1 50 4050 cb59a cb59 18 17 28 0 9 8 Comb 000 0 06 0 90 4 0 36 92 050 3706 18 Cir 0 011 1 00 4050 cb59b cb59a 19 17 1742 802 Comb 000 007 055 3 0 36 92 050 3779 18 Cir 0 011 1 50 41 50 c1b60a cb59a 20 19 28 0 879 Comb 000 003 0 90 2 0 3779 050 3793 18 Cir 0 011 1 00 41 50 cb60b cb60a 21 15 171 7 250 Comb 000 007 066 2 0 3357 0 99 3527 18 Cir 0 011 1 50 4050 cb53 cb52 Project File 401 00 SWP 1 West Piping System 040406 Sim Number of lines 28 Date 04 04 2006 Hydreflow Storm Sewers 2033 Storm Sewer Inventory Report Page 2 Line Alignment Flow Data Physical Data Line ID No Dnstr Line Deft Junc Known Drng Runoff Inlet Invert Line Invert Line Line N J loss Inlet/ line length angle type Q area coeff time El Dn slope El Up size type value coeff Rim El No (ft) (deg) (cfs) (ac) (C) (min) (ff) M (ft) (in) (n) (K) (ft) 22 16 1590 779 Comb 000 0 18 087 30 3681 1 00 3840 18 Cir 0 011 1 00 4300 c1b60 cb59 23 21 121 0 144 Comb 000 030 086 40 3527 086 3631 18 Cir 0 011 050 41 00 cb54 cb53 24 23 249 1 7 Comb 000 007 073 20 3631 096 3655 18 Cir 0 011 070 41 00 cb55 cb54 25 24 28 1 172 Comb 000 008 090 20 3655 1 07 3685 18 Cir 0 011 1 50 41 00 cb56 cb55 26 25 48 1 86 1 Comb 000 003 0 90 2 0 36 85 0 98 3732 18 Cir 0 011 1 00 41 00 cb57 c1b56 27 15 238 644 Comb 000 008 0 81 3 0 3357 1 01 3381 18 Cir 0 011 1 00 39 50 061 cb52 28 21 238 895 Comb 000 005 0 85 3 0 3527 1 01 35 51 18 Cir 0 011 1 00 4050 cb62 cb53 Project File 401 00 SWP 1 West Piping System 040406 stm Number of lines 28 Date 04 04 2006 Hydraflow Storm Sewers 2M3 Storm Sewer Tabulation Page 1 Station Len Drng Area Rnoff Area x C Tc Rain Total Cap Val Pipe Invert Elev HGL Elev Grnd I Rim Elev Line ID coeff (I) flow full LineF Incr Total Incr Total Inlet Syst Srze Slope Up On Up Dn Up Dn (ft) (ac) (ac) (C) (min) (min) (inlhr) (cfs) (cfs) (ftls) (in) (%) (ft) (ft) (ft) (ft) (ft) (ft) 1 End 969 014 326 063 009 2 59 4 0 178 6 1 1573 52 87 5 01 24 3 91 31 79 28 00 35 34 3500 3875 000 c1b38 fes37 2 1 179 012 312 086 010 250 2 0 177 6 1 1521 28 95 4 84 24 1 17 3200 31 79 35 82 3576 4000 3875 039 cb38 3 2 171 002 0 02 089 002 0 02 1 0 1 0 8 1 0 15 1238 008 18 1 00 32 17 32 00 36 37 3637 4000 4000 040 039 4 2 450 003 1 97 0 82 002 1 58 1 0 176 6 1 962 1241 544 18 1 00 3262 3217 36 64 36 37 41 50 4000 c1b41 039 5 4 62 6 018 1 94 0 83 015 1 55 2 0 175 6 1 950 1246 537 18 1 01 3325 32 62 3751 3715 4225 41 50 dg42 c1b41 6 5 103 1 0 15 1 76 079 0 12 1 41 2 0 172 6 1 863 1241 4 88 18 1 00 3428 3325 3824 3774 4350 4225 dg43 dg42 7 6 452 0 19 0 80 078 015 063 2 0 8 6 7 4 470 1238 266 18 1 00 34 93 3448 3886 3879 4425 4350 yi45 Ib44 8 7 1045 006 0 61 063 004 048 2 0 7 8 7 6 367 1238 208 18 1 00 35 97 34 93 3911 3902 4425 4425 y146 y145 9 8 29 8 0 10 055 064 006 045 1 0 7 6 7 6 340 1246 1 93 18 1 01 3627 3597 39 17 3915 4425 4425 yA7 y146 10 9 1076 022 045 086 0 19 038 3 0 6 5 7 8 2 99 1243 1 69 18 1 00 3735 3627 39 32 3926 4425 44 25 y148 y147 11 10 672 0 12 023 0 88 0 11 019 2 0 5 3 8 1 1 56 1239 092 18 1 00 3802 3735 39 35 39 34 4425 44 25 yi49 y148 12 11 559 0 11 Oil 0 80 009 009 3 0 3 0 8 1 072 1243 0 60 18 1 00 38 58 3802 39 36 39 36 4425 4425 y150 y149 13 2 111 3 0 19 1 01 0 87 0 17 080 2 0 127 6 7 5 41 1239 306 18 1 00 3311 3200 3658 36 37 41 00 4000 cb51 cb39 14 6 129 1 0 12 0 81 0 89 0 11 065 1 0 164 6 2 407 1241 2 31 18 1 00 3577 3448 38 93 3879 4250 43 50 dg58 lb44 15 13 54 8 014 0 82 0 54 008 064 4 0 124 6 8 433 11 37 245 18 0 84 3357 3311 36 72 3665 39 50 41 00 052 c1b51 16 14 1040 0 21 069 0 89 019 055 4 0 158 6 3 346 1241 1 96 18 1 00 3681 3577 39 07 38 99 4200 4250 cb59 cb58 17 16 220 0 14 030 060 008 020 5 0 154 6 4 1 30 878 073 18 050 36 92 36 81 39 16 39 16 4050 4200 cb59a cb59 18 17 280 006 0 06 090 005 005 4 0 4 0 8 1 044 878 025 18 050 3706 36 92 3917 39 17 4050 4050 cb59b cb59a 19 17 1742 007 0 10 0 55 0 04 007 3 0 5 7 8 0 0 52 877 030 18 0 50 3779 3692 3918 39 17 41 50 4050 cb60a c1b59a 280 003 003 090 0 03 003 2 0 2 0 8 1 022 878 013 18 050 3793 3779 3918 39 18 41 50 41 50 cb60b cb60a 1'9 171 7 007 060 066 0 05 0 50 2 0 11 1 7 0 347 1235 1 96 18 0 99 3527 3357 36 97 36 84 4050 3950 cb53 052 Protect F1le 401 00 SWP 1 West Piping System 040406 stm Number of lines 28 Run Date 04 04 2006 NOTES Intensity = 155 43 / (Inlet time + 26 20) ^ 0 86 Return period = 25 Yrs Hydraflow Storm Sewers 2003 Storm Sewer Tabulation Page 2 Station Len Drng Area Rnoff Area x C Tc Rain Total Cap Val Pipe Invert Elev HGL Elev Grnd I Rim Elev Line ID coeff (1) flow full Line Incr Total Incr Total Inlet Syst Size Slope Up Dn Up Dn Up Dn FL (ft) (ac) (ac) (C) (min) (min) (mlhr) (cfs) (cfs) (ft1s) (m) (%) A (ft) A A (ft) A 22 16 1590 018 0 18 087 016 016 30 30 81 1 28 1241 1 05 18 1 00 3840 3681 39 18 3916 4300 4200 c1:60 cb59 23 21 121 0 030 048 086 026 041 40 10 1 72 292 11 51 237 18 086 3631 3527 37 10 3706 41 00 4050 c1:54 cb53 24 23 249 007 0 18 073 005 0 15 20 95 73 1 09 12 18 1 32 18 096 3655 3631 37 16 37 18 41 00 41 00 cb55 cb54 25 24 28 1 008 011 090 007 010 20 84 74 074 1282 1 79 18 1 07 3685 3655 37 18 3719 41 00 41 00 cb56 c1:55 26 25 48 1 003 003 090 003 003 20 20 8 1 022 1227 1 15 18 098 3732 3685 3750 3733 41 00 41 00 cb57 c1:56 27 15 238 008 008 081 006 006 30 30 8 1 053 1245 030 18 1 01 3381 3357 3684 3684 3950 3950 cb61 cb52 28 21 238 005 005 085 004 004 30 30 8 1 035 1245 020 18 1 01 3551 3527 3706 3706 4050 4050 cb62 cb53 Protect File 401 00 SWP 1 West Piping System 040406 stm Number of lines 28 Run Date 04 04 2006 NOTES Intensity = 155 43 / (Inlet time + 26 20) " 0 86 Return period = 25 Yrs Hydratlow Storm Sewers 2W3 Inlet Report Page 1 Line Inlet ID Q = Q Q Q Junc Curb Inlet Grate Inlet Gutter Inlet Byp No CIA carry capt byp type line Ht L area L W So W SW Sx n depth spread depth spread Dep No (cfs) (cfs) (cfs) (cfs) (in) (ft) (sgft) (ft) (ft) (ft/ft) (ft) (ft/ft) (kilt) (ft) (ft) (ft) (ft) (m) 1 c1b38 072 000 072 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 Oil 1 10 Oil 1 10 000 Off 2 cb39 084 000 084 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 012 1 20 012 1 20 000 Off 3 cb40 0 15 000 015 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 004 040 004 040 000 Off 4 cb41 020 000 020 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 005 050 005 050 000 Off 5 dg42 1 22 000 1 22 000 DrGrt 00 000 450 300 300 Sag 200 0 021 0 021 0 000 013 1505 013 1505 000 Off 6 dg43 097 000 097 000 DrGrt 00 000 450 300 300 Sag 200 0 021 0 021 0 000 0 11 1333 0 11 1333 000 Off 7 y145 1 21 000 1 21 000 DrGrt 00 000 450 300 300 Sag 200 0 021 0 021 0 000 0 13 1499 0 13 1499 000 Off 8 y146 031 000 031 000 DrGrt 00 000 450 300 300 Sag 200 0 021 0 021 0 000 005 782 005 782 000 Off 9 yi47 052 000 052 000 DrGrt 00 000 450 300 300 Sag 200 0 021 0 021 0 000 007 985 007 985 000 Off 10 y148 1 54 000 1 54 000 DrGrt 00 000 450 300 300 Sag 200 0 021 0 021 0 000 0 15 1711 0 15 17 11 000 Off 11 yAg 086 000 086 000 DrGrt 00 000 450 300 300 Sag 200 0 021 0 021 0 000 0 10 1256 0 10 1256 000 Off 12 y150 072 000 072 000 DrGrt 00 000 450 300 300 Sag 200 0 021 0 021 0 000 009 1147 009 11 47 000 Off 13 cb51 1 35 000 1 35 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 0 17 1 70 0 17 1 70 000 Off 14 dg58 087 000 087 000 DrGrt 00 000 450 300 300 Sag 200 0 021 0 021 0 000 0 10 1263 0 10 1263 000 Off 15 cb52 062 000 062 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 010 1 00 010 1 00 000 Off 16 c1:59 1 52 002 1 54 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 0 18 1 80 0 18 1 80 000 Off 17 c1:59a 068 000 067 002 Comb 60 300 000 300 200 0 005 200 0 100 0 021 0 013 024 390 024 386 000 16 18 c1b591b 044 000 044 000 Comb 60 300 000 300 200 0 005 200 0 100 0 021 0 013 021 248 021 224 000 17 19 cb60a 031 000 031 000 Comb 60 300 000 300 200 0 005 200 0 100 0 021 0 013 0 19 1 90 0 18 1 81 000 17 20 cb60b 022 000 022 000 Comb 60 300 000 300 200 0 005 200 0 100 0 021 0 013 016 1 60 016 1 58 000 19 21 c1:53 038 000 038 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 007 070 007 070 000 Off 22 c1:60 1 28 000 1 28 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 016 1 60 016 1 60 000 Off Protect File 401 00 SWP 1 West Piping System 040406 AM F File Brco_ver8 IDF Number of lines 28 Run Date 04 04 2006 NOTES Inlet N Values = 0 016 Intensity = 155 43 / (Inlet time + 26 20) A 0 86 Return period = 25 Yrs Indicates Known Q added Hydrallow Storm Sewers 2W3 Inlet Report Page 2 Line Inlet ID Q = Q Q Q Junc Curb Inlet Grate Inlet Gutter Inlet Byp No CIA carry capt byp type line Ht L area L W So W SW Sx n depth spread depth spread Dep No (cfs) (cfs) (cfs) (cfs) (in) (ft) (sgft) (ft) (ft) (ft/ft) (ft) (ft/ft) (ft/ft) (ft) (ft) (ft) (ft) (in) 23 cb54 2 10 000 2 10 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 022 295 022 295 000 Off 24 cb55 042 000 042 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 008 080 008 080 000 Off 25 cb56 059 000 059 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 009 091 0 10 096 200 Off 26 cb57 022 000 022 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 004 041 005 048 200 Off 27 cb61 053 000 053 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 009 090 009 090 000 Off 28 cb62 035 000 035 000 Comb 60 300 300 300 200 Sag 200 0 100 0 021 0 000 007 070 007 070 000 Off Project File 401 00 SWP 1 West Piping System 040406 AB F File Brco_ver8 IDF Number of lines 28 Run Date 04 04 2006 NOTES Inlet N Values = 0 016 Intensity = 155 43 / (Inlet time + 26 20) " 0 86 Return period = 25 Yrs Indicates Known Q added Hydrafiow Sloan Sewers 2003 Supplemental Calculations (Wet Detention Basin) For Port City Community Church Cardinal Drive Project Wilmington, New Hanover County, NC Wet Detention Basin Design Sheet Port City Community Church, Cardinal Drive Project Wilmington, New Hanover County North Carolina Stormwater Pond Surface Area Required According to Chart Calculation Drainage Area (Ad) = 11 88 [ac] Impervious Area (Ai) Buildings 1 79 [ac] Roads 1 22 [ac] Parking 4 50 [ac] Sidewalks 0 58 [ac] Total 8 09 [ac] Percent Impervious (1) I = Ad/Ai = 68 10% Pond Shall Be 5 deep and designed to remove 90 %TSS SA/DA= 487 Required Surface Area at Permanent Pool Elevation (35 ft) SAREo = 058 [ac] = 25 186 [so Surface Area Provided at Permanent Pool Elevation (35 ft) 43,497 [sq SA Provided = 43,497 > 25,186 = SA Required OK Port City Community Church Pond Data Sheet Cardinal Drive Protect Page 1 of 3 Wilmington North Carolina 401 00 PC3 Wet Dentention Basin As 4/4/2006 Riser Elevation Required Storage for First 1" (C Sw) of Rainfall Minimum Required Volume (Simple Method by Tom Scheuler) Rv = 0 05 + 0 009 * (1) Rv = 0 663 Volume = (1 50") * Rv * Ad = 0 984 [ac-ft] = 42 879 [co Volume Provided at Temporary Pool Increment Total ELM SA rsfl Vol [cfJ Vol fcfl 35 43 497 0 0 36 46,440 44 969 44 969 37 49 544 47 992 92 961 Set Temporary Pool Elevation Required Elevation = 35 96 [ft] Use Elevation = 36 50 [ft] Volume Provided = 68 965 [cf] Vol Provided = 68,965 > 42,879 = Vol Required OK Forebay Sizing Required Volume Approximately 20% of Total Basin Volume Main Pond Volume Increment Total El fftl SA [sf1 Vol fcfl VolI-cfl 30 20 277 0 0 31 21,928 21103 21103 32 23 635 22 782 43 884 33 25 400 24 518 68 402 34 31 802 28 601 97 003 35 33 813 32 808 129 810 Port City Community Church Pond Data Sheet Cardinal Drive Project Page 2 of 3 Wilmington North Carolina 401 00 PC3 Wet Dentention Basin As 4/4/2006 Check Forebay Volume El fftl 30 31 32 33 34 35 Provided Volume = Increment Total SA fsfl Vol fcfl Vol c 5 030 0 0 5 832 5 431 5 431 6 690 6 261 11 692 7 605 7 148 18 840 8,682 8 144 26 983 9 683 9 183 36 166 36166 [cf] 11 Vol Provided = 36,166 > 33,195 = Vol Required OK Orifice Sizing Required Drawdown Time = 2 - 5 Days QZ = 0 248 [cfs] ( For 2 Day Drawdown ) Q5 = 00993 [cfs] ( For 5 Day Drawdown ) Select a 25 Q Provided= Cd*A*(2gh)2 Inch circular orifice (Permanent Pool El = 35) Q Provided = 0 137 [cfs] Where Cd= 06 A= 00341 9= 322 h= avg head 0 698 FF Q2 > 0137 > Q5 OK Port City Community Church Pond Data Sheet Cardinal Drive Project Page 3 of 3 Wilmington North Carolina 401 00 PC3 Wet Dentention Basin xis 4/4/2006 Wet Detention Basin Spillway Design I'(- t Cit L )r'Lr' r ty Ili I c- C TC' r c I Dr4C Pr )]CCt Mnniitctor No., Hvo,c C xinv ".x1SCa,ol,1a Stormwater Pond Drainage Area = 11 88 [ac] Impervious = 68 10% Cc= E(CA)/T(A) O677 Where C Impervious = 090 C Pervious = 020 Peak Intensity Design Storm Event = 10 year 5 n Mute Rainfall Intensity = 723 [in/hr] Top of Outlet Structure = 3650 [msl] Invert of Outlet Structure = 34 [msl] Top of Pond Elevation = 39 [msl] Dimensions of Outlet Structure = Boo [length] Dimensions of Outlet Structure = 500 [width] Top of Spillway = Riser El = 36 50 In Invert Out = 34:: Top of Spillway = 37 5 Port City Community Church Cardinal Drive Protect Wilmington NC Width of Emergency Spillway 20 0' 401 00 PC3 Wet Dentention Basin As Too of Dike = 39 Pond Spillway Design Page 1 of 2 4/4/2006 QRegd=Cc*1*A= 5812 Check for Flow Capacity of Barrel h = 200 [ft] Diameter of Outlet Pipe = 2 5' Hw/Dia = 13 Q = CA(2gh)05xNb Nb = Number of Barrels = [cfs] .— Principal Spillway to Pass Required 10 year Storm Event 7242 [cfs] Where C = 0 65 (Groove end with headwall) 2 [barrels] Q Principal = 7242 [cfs] > 5812 [cfs] = Q Required OK Check for Flow Capacity of Riser Q Principal = Cw L Ha2 = 5994 [cfs] Where Cw = 3 33 (Sharp crested weir) *Note Riser In Bank of Pond so effective L is (2)*Width + (1)*Length 11 Q Principal = 5994 [cfs] > 58 12 [cfs] = Q Required OK 11 Check for Flow Capacity of Emergency Spillway for 25 year Storm Peak Rainfall Intensity = 815 [in/hr] Q Req d = Cc * I * A = 6552 [cfs] � Emergency Spillway to Pass Required 25 year Storm Event Q Emergency = Cw L Harz = 11023 [cfs] Where Cw = 3 0 (Broad crested weir) 11 O Emergency = 11023 [cfs] > 65 52 [cfs] = Q Required OK Port City Community Church Pond Spillway Design Cardinal Drive Project Page 2 of 2 Wilmington NC 401 00 PC3 Wet Dentenhon Basin As 4/4/2006 Hydrograph Return Period Recap Hyd Hydrograph Inflow Peak Outflow (cfs) Hydrograph No type Hyd(s) description (origin) 1 Yr 2 Yr 3 Yr 5 Yr 10 Yr 25 Yr 50 Yr 100 Yr 1 Rational — -- 1844 -- 21 82 24 36 2808 3095 3385 East Piping System 2 Rational — 1001 — — 11 73 1304 1498 1647 1797 West Piping System 3 Rational — — --- 2 98 -- 337 3 67 4 14 4 50 488 SWP Drainage Basin 4 Combine 1 2 3 -- 2246 -- 2654 2961 3410 3758 4108 SWP Influent 5 Reservoir 4 — 0 13 -- 015 016 0 17 0 18 018 SWP Effluent Proj file 401-00 SWP Model gpw Tuesday Apr 4 2006 2 26 PM Hydraflow Hydrographs by Intelisolve Pond Report Hydraflow Hydrographs by Intellsolve Tuesday Apr 4 2006 2 25 PM Pond No 1 - Stormwater Pond Pond Data Pond storage Is based on known contour areas Average end area method used Stage / Storage Table Stage (ft) Elevation (ft) Contour area (sl Incr Storage (cult) Total storage (cult) 000 3000 25 307 0 0 1 00 31 00 27 760 26 534 26 534 200 3200 30 325 29 043 55 576 300 3300 33 005 31 665 87 241 400 3400 40 484 36 745 123 986 500 3500 43 497 41 991 165 976 600 3600 46 440 44 969 210 945 700 3700 49 544 47 992 258 937 Culvert / Orifice Structures Weir Structures [A] [B] [C] [D] [A] [B] [C] [D] Rise (in) = 3000 250 000 000 Crest Len (ft) = 1800 000 000 000 Span (in) = 3000 250 000 000 Crest El (ft) = 36 50 000 000 000 No Barrels = 2 1 0 0 Weir Coeff = 333 000 000 000 Invert El (ft) = 3425 3500 000 000 Weir Type = Rect — — — Ler (ft) = 6000 500 000 000 Multi Stage = Yes No No No Slope (%) = 075 1000 000 000 N Value = 013 013 000 000 Orif Coeff = 060 060 000 000 Multi Stage = n/a Yes No No Exfiltration = 0 000 in/hr (Contour) Tailwater Elev = 0 00 It Stage (ft) 800 600 - 400 Stage I Storage Not. CdveNOnhce oudlows have been analyzed under inlet and outlet control 200 000- 0 50 000 100 000 150 000 200 000 Storage Stage (ft) 800 "fill 400 ----- 200 000 250 000 300 000 Storage (cuft) Hydrograph Summary Report Hyd No Hydrogmph type (origin) Peak flow (cfs) Time interval (min) Time to peak (min) Volume (cuft) Inflow hyd(s) Maximum elevation (ft) Maximum storage (cuft) Hydrograph description 1 Rational 1844 1 23 25 446 — --- East Piping System 2 Rational 1001 1 18 10 811 — West Piping System 3 Rational 298 1 5 895 — -- SWP Drainage Basin 4 Combine 2246 1 24 34 543 1 2 3 -- SWP Influent 5 Reservoir 0 13 1 48 18 526 4 3576 200 287 SWP Effluent 401-00 SWP Model gpw Return Period 2 Year Tuesday Apr 4 2006, 2 26 PM Hydraflow Hydrographs by Intelisolve Hydrograph Summary Report Hyd No Hydrograph type (origin) Peak flow (cfs) Time interval (min) Time to peak (min) Volume (cult) Inflow hyd(s) Maximum elevation (ft) Maximum storage (cuft) Hydrograph description 1 Rational 21 82 1 23 30 106 — — -- East Piping System 2 Rational 11 73 1 18 12 671 West Piping System 3 Rational 3 37 1 5 1 010 -- — — SWP Drainage Basin 4 Combine 26 54 1 24 40 753 1 2 3 -- SWP Influent 5 Reservoir 015 1 48 20 809 4 3590 206 471 SWP Effluent 401-00 SWP Model gpw Return Period 5 Year Tuesday, Apr 4 2006, 2 26 PM Hydraflow Hydrographs by Intelisolve Hydrograph Summary Report Hyd No Hydrograph type (origin) Peak flow (cfs) Time interval (min) Time to peak (min) Volume (cult) Inflow hyd(s) Maximum elevation (ft) Maximum storage (cuft) Hydrograph description 1 Rational 24 36 1 23 33 613 — — — East Piping System 2 Rational 1304 1 18 14 088 — — West Piping System 3 Rational 367 1 5 1 101 — — SWP Drainage Basin 4 Combine 29 61 1 24 45 440 1 2 3 — SWP Influent 5 Reservoir 016 1 48 22403 4 3600 211140 SWP Effluent 401-00 SWP Model gpw Return Period 10 Year Tuesday, Apr 4 2006, 2 26 PM Hydraflow Hydrographs by Intelisolve Hydrograph Summary Report Hyd No Hydrograph type (origin) Peak flow (cfs) Time interval (min) Time to peak (min) Volume (cult) Inflow hyd(s) Maximum elevation (ft) Maximum storage (cuft) Hydrograph description 1 Rational 28 08 1 23 38 748 — — — — East Piping System 2 Rational 14 98 1 18 16 174 — West Piping System 3 Rational 4 14 1 5 1 242 -- — SWP Drainage Basin 4 Combine 3410 1 24 52316 1 2 3 — — SWP Influent 5 Reservoir 0 17 1 48 24 570 4 3615 217 991 SWP Effluent 401-00 SWP Model gpw Return Period 25 Year Tuesday, Apr 4 2006 2 26 PM Hydraflow Hydrographs by Intelisolve Hydrograph Summary Report Hyd No Hydrograph type (origin) Peak flow (cfs) Time interval (min) Time to peak (min) Volume (cult) Inflow hyd(s) Maximum elevation (ft) Maximum storage (cuft) Hydrograph description 1 Rational 3095 1 23 42 715 — — — East Piping System 2 Rational 1647 1 18 17 783 — — West Piping System 3 Rational 450 1 5 1 351 — — SWP Drainage Basin 4 Combine 3758 1 24 57 630 1 2 3 — -- SWP Influent 5 Reservoir 018 1 48 26 123 4 3626 223 288 SWP Effluent 401-00 SWP Model gpw Return Period 50 Year Tuesday, Apr 4 2006, 2 26 PM Hydraflow Hydrographs by Intelisolve •- i Stormwater Management Plan For Port City Community Church Cardinal Drive Project Wilmington, New Hanover County, NC Prepared for Next Step Properties of Wilmington, LLC 1508 Military Cutoff Road, Suite 302 Wilmington, NC 28403 ,..�;,MOtOT; P,ECFTVIED ' vpQ`"S�L APR 1 0 2006 Prepared by 4� 0288sa BY-t`'-..� F%INV, Coastal Land Design, Civil Enpmeennl, / Landccipe Architecture / Construction Mlnagement P O Box 1172 Wilmington NC28402 04-April-2006 Pltonc 910 254-9333 Fax 910 254 0502 '1171" Narrative Project Description This stormwater design is for a tract of land approximately 32 59 acres off of Cardinal Drive in Wilmington New Hanover County North Carolina (see vicinity map on plan set) The amount of land for the construction and installation of the church building roadways parking lots utilities and stormwater appurtenances will be approximately 18 54 acres Stormwater from this site will be caught by curb and gutter and catch -basins in the road and parking lot and will be treated by one (1) stormwater pond That pond will outlet into a proposed ditch that will reroute existing stormwater along the perimeter of the property and then tie back into the natural drainage pattern of the property The stormwater pond will allow the project to meet the NCDENR stormwater requirements as well as New Hanover County s Pre Post requirements Site Description The topography in the Port City Community Church site is predominantly flat with only mild sloping to existing ditches These ditches ultimately drain into the Smith Creek a classified C,Sw waterway The existing drainage patterns and stormwater calculations for the ditches in this area were supplied by the City of Wilmington and prepared by W K Dickson & Co Inc The elevations of this protect ranges from 38 feet MSL to 42 feet MSL and according to the Soil Survey of New Hanover County North Carolina the majority of underlying soils are mainly Stallings fine sand and Tohunta loamy fine sand The Stallings fine sands are well draining and have a soil hydrologic group of A The Tohunta loamy fine sands are poorly draining soils and have a soil hydrologic group of C Other soils included in this site are Kureb urban land complex 1-8% Kureb sand 1 8% Murville fine sand Seagate fine sand and Woodington fine sandy loam The site is covered by dense woodland vegetation and adjacent properties to this development are zoned R-10 residential to the east, and Zone RB to the south west and north Treatment System The site will be treated with one (1) stormwater pond that is designed to store over 1 5 of rainfall and will have a 90% reduction in total suspended solids Both of these design criteria are higher than the state requirements of 1 0 and 85% respectively The stormwater pond will outlet to a perimeter ditch that ties back into the site s natural drainage pattern at the north-west end of the property The pond was modeled using Hydraflow-Hydragragh modeling software There is enough storage in the pond to store the 100 year — 24 hour storm event with only discharge through the bleed down orifice The principal riser is designed to carry the 10 year storm event and the emergency spillway has been designed to accommodate the 25 year storm event The stormwater pond will allow the project to meet the NCDENR stormwater requirements as well as New Hanover County s Pre -Post requirements Request for Additional Information Stormwater Project No SW8 060311 Port City Community Church Express Stormwater Review New Hanover County North Carolina 05 April 2006 Dear Robert Gordon Coastal Land Design, PLLC Crvd En,nccnny/ Lnnde .n A,6,wo.,e / Construction Ahnnbemem P O 14os 1172 Plmnu 910-254 )333 Wdmmgmu NC 28402 Fox 910 254-0502 Coastal Land Design, PLLC received and reviewed the request for additional information dated March 27 2006 pertaining to The Port City Community Church project The request comments are repeated in bold and the responses and corrections are in normal font 1) Please provide documentation that Mr Vincent is the Manager of Next Step Properties of Wilmington, KKC Only the Articles of Organization have been filed with the Secretary of States office They identify the LLC as Manager -managed, but do not identify the Manger In the previous submittal the Articles of Organization of Next Step Properties of Wilmington LLC was provided Although it states Jon T Vincent as the Initial Registered Agent on the first page of the document the Operating Agreement Section (immediately following the Articles of Organization) further appoints him as a Manager of the Company Please refer to Page 2 of the Operating Agreement which references Schedule II on Page 24 The names of the Managers of the Company are listed in Schedule II 2) Please hand -initial the application and supplement where directed The checklists to be initialed were left off by oversight Please refer to the hand initialed Stormwater Management Permit Application Form (Copy of Page 4 of 4) and the Wet Detention Basin Supplement (Original Page 2 of 4) included with this response 3) The road on the Southwest side of the project does not appear to be collected in the pond Please collect this roadway for treatment in the pond The road on the Southwest side of the project site (Proposed George Trask Extension) has been added to the stormwater system and will be treated by the pond Please refer to the updated Stormwater Management Permit Application Form the updated Wet Detention Basin Supplement the updated supplemental calculations and the revised plan set included with this response 4) A portion of the entrance road at the South end of the project does not appear to be within the property boundary This should be considered offsite on the application Please identity the amount of drainage area and impervious area that are offsite The portion of the entrance road at the South end of the project is owned by Next Step Properties of Wilmington LLC (Pin R05014 002 001 000 and R05014 002 002 000) and has been included in the project boundary for this site The warranty deeds for these two (2) parcels were included in the original submittal Please refer to the updated Stormwater Management Permit Application Form (Page 2 of 4) and sheets SW 1 and SW 2 of the revised plan set included with this response 5) Because there is at least a small portion of the proposed BUA that will not be collected, please include a separate column on the application that summarizes the proposed BUA for the overall site Also, there appears to be some existing (road) BUA on the West edge of the site This should be noted on the "overall site" column of the application The small portions of the project that were unpractical to catch into the stormwater pond have been added to the Stormwater Management Permit Application Form (Table III 6) under a separate column listed as Overall Site The existing roadway across from George Trask Dr and Vision Dr has been added as well Please note however that the existing impervious roadway at the intersection of George Trask Dr and Cardinal Dr (7 589sf) is planned to be removed and replaced with adequate roadway The remaining section of existing impervious at the end of Vision Drive (2 694sf) will not be collected Please refer to the Stormwater Management Permit Application Form (Page 2 of 4) included with this response 401 00 NCDENR DWO RFI Response 040706 doc Page 1 of 2 6) The orifice elevation on the riser detail appears to be incorrect There was a text error In the plan set The riser detail on sheet SW 4 has been modified to indicate the appropriate bleeddown elevation Please refer to the revised plan set included with this response 7) Please specify a maximum opening size of 4" on the trash rack (on the riser) The riser detail has been modified on sheet SW 4 of the revised plan set to Indicate the necessary changes Please refer to the revised plan set Included with this response 8) Please provide roof dram details or add a note to the plans indicating all rood drams will be directed to the permitted stormwater pond A detail note Indicating that the roof drain leaders are to be directed to the permitted stormwater pond has been added to sheets SW 1 and SW 2 Please refer to the revised plan set Included with this response 9) Please provide vegetation specification for the aquatic shelf A vegetated shelf (littoral shelf) detail has been added specifying the emergent type wetland vegetated that Is to be encouraged Please refer to sheets SW 3 and SW 4 on the revised plan set Included with this response 10) Please add a note to the drawings indicating how the pond will be drained for maintenance or in an emergency (usually a pump) A detail note Indicating that the stormwater pumps are to be provided for emergency draining of pond has been added to sheets SW 1 and SW 2 Please refer to the revised plan set Included with this response 11) The vegetated shelf is not shown on both sides of the main bay of the pond cross section Also, the shelf appears to extend from elevation 32 0 to 33 0 on the cross-section and from 33 to 34 on the plan view In either case, the vegetated shelf is too deep It should extend from the permanent pool down (a minimum of) 10' at a 6 1 slope (minimum) It is difficult to get aquatic vegetation to from if the shelf is any deeper The 10 wide littoral shelf (vegetated shelf) has been relocated to be from elevation 35 (permanent pool) to 34 at a slope of 10 1 (H V) Please refer to the pond details on sheet SW 4 of the revised plan set Included with this response Thank you Carmine E I 401 00 NCDENR DWO RFI Response 040706 doc Page 2 of 2 Hydrograph Summary Report Hyd No Hydrograph type (origin) Peak flow (cfs) Time interval (min) Time to peak (min) Volume (cult) Inflow hyd(s) Maximum elevation (ft) Maximum storage (cuft) Hydrograph description 1 Rational 3385 1 23 46 707 — -- East Piping System 2 Rational 1797 1 18 19 409 — West Piping System 3 Rational 4 88 1 5 1 463 — -- — — SWP Drainage Basin 4 Combine 41 08 1 24 62 981 1 2 3 — — SWP Influent 5 Reservoir 018 1 48 27 596 4 36 37 228 621 SWP Effluent 401-00 SWP Model gpw Return Period 100 Year Tuesday Apr 4 2006, 2 26 PM Hydraflow Hydrographs by Intelisolve * * * COMMUNICATION RESULT REPORT ( MAR 27 2006 12 47PM ) * * * P 1 FILE MODE -------------- 722 MEMORY TX OPTION REASON FOR ERROR E-1) HANG UP OR LINE FAIL E-3) NO ANSWER TTI NCDENR WIRO ADDRESS (GROUP) RESULT PAGE ----------------------------------------------------- 92450502 E-3)3)3)3)3) P 0/3 E-2) BUSY E-4) NO FACSIMILE CONNECTION FAX COVER SHEET Date March 27, 2006 No of Pages 3 To Jay Carmine From Robert Gordon Express permitting section Company Coastal Land Design FAX # 910.350.2004 FAX #, 245-0502 Phone # 910.796-7303 DWQ Stormwater Project Number, SW8 060311 Protect Name: Port City Community Church MESSAGE Attached is the request for additional information for the Port City Community Church The ongmal will be mailed to the applicant and a copy will also be mailed to you Please call if you have any questions Thanksl To clarify 44&5 — Not sure why the road on the SW end of the property is not collected We allow small portions of the site to bypass in order to tie into existing grade An example on this site is the 50+ ft across from Inland Greens Dr and maybe a portion of the intersection on the West edge of the project (near the culvert) The "overall site" column is necessary to account for (and permit) this small amount of proposed BUA FAX COVER SHEET Date March 27, 2006 No of Pages 3 To Jay Carmine From Robert Gordon Express permitting section Company Coastal Land Design FAX # 910-350-2004 FAX # 245-0502 Phone # 910-796-7303 DWQ Stormwater Project Number SW8 060311 Project Name Port City Community Church MESSAGE Attached is the request for additional information for the Port City Community Church The original will be mailed to the applicant and a copy will also be mailed to you Please call if you have any questions Thanks' => To clarify #3,4&5 — Not sure why the road on the SW end of the property is not collected We allow small portions of the site to bypass in order to tie into existing grade An example on this site is the 50+ ft across from Inland Greens Dr and maybe a portion of the intersection on the West edge of the protect (near the culvert) The overall site column is necessary to account for (and permit) this small amount of proposed BUA that does not dram to the pond => #2 — One of the pages that needs to be hand initialed is a signature page To avoid having to get another signature, let me know when you are going to drop off the add -info and I will leave the application up front TopoZone - The Web's Topographic Map Page 1 of 1 Co",�yna `10 ozone al, i r� tN i}' � tkma b ne kc',. � y� '^ tVN ♦ i� .V �w } V .•w ��Y � tt 1�^ t .Yflt / t""'+'l iy,, / iia /// tti�u �Y,,.�r a✓tl f Y v � s ,,,i�. t r�.$ iii � ,r t'�.i 5A�` 3���'�in t-.'�-�Pr 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P O Box 1172 Wilmington, NC 28402 Phone 910 254 9333 Fax 910 254 0502 To NCDENR Division of Water Quality 127 Cardinal Drive Extension Wilmington NC 28405 Attn Mr Robert Gordon ❑ As Requested ❑ Sent via Mail ❑ For Your Files ❑ Sent via Courier Transmittal Date March 15 2006 File 401 00 Subject Port City Community Church Express Stormwater Submittal ❑ For Distribution ® For your Review / Action / Approval Quantity Drawing No Description 1 Check In the Amount of $4 000 00 1 Copy Information declaring Jon T Vincent as Manager 1 Original Stormwater Management Permit Application Form (SWU 101) 1 Copy Stormwater Management Permit Application Form (SWU 101) 1 Original Wet Detention Basin Supplement 1 Original Stormwater Design Narrative 1 Original Stormwater Design Supplemental Calculations 1 Copy Warranty Deed Information 1 Copy Supplemental Reference Report Supplied by City of Wilmington 2 Sets Stormwater Management Plans (Cover SW 1 SW 2 SW 3 and SW 4) 1 Copy U S Army Corps of Engineers Signed Wetland Map (Sheet 1) 1 .1. . — ---- I REMARKS �QsS Q 1P� - � tr 5C ►4 3 a) fth - o �� CC File PLLC 401 00 Transmittal NCDENR 031506 doc Supplemental Reference Report Supplied by the City of Wilmington For Port City Community Church Cardinal Drive Project Wilmington, New Hanover County, NC MAR 1 5 2006 Revised Hydrologic Calculations and Model Output '..` ,IvlarkYStr �`k5' PREPARED FOR THE CITY OF WILMINGTON 102 N 3'd Street Wilmington, NC 28401 WKD No 20244 50 WL w '4 tia�gsA 1 Kt 1, ' i'J V— 1 AiMnd'Greens-B) , °(S d�r;a, 7 r tt ,,Hanover County, I,North Carl J �y i v„I'1tGP,}Yli� 4F 3�h"A ']Y s.in°ag`e,MS�tu�dy��}� `5 Ina ♦ ♦ ♦ ♦ ♦ ♦ ♦ ♦ ♦ ♦ ♦ February 11, 2003 W K Dickson & Co, Inc 909 Market Street Wilmington, NC 28401 Phone 910 762 4200 Fax 910 762 4201 ♦ ♦ 0 CA SEAL 19742 I %II t3 r 0 I SCS Runoff Curve Number Project Market Street Area Conditions Future or ® a Prepared by JRB Engj iUer . Planners - Surveyors Landscape Arc ru tec is Date 7/1/02 Sub -basin MWA Landuse Soil Area Area Product of Group RCN (Acres) (Sq Mi) RCN and Area Commercial Re A 89 304 0 005 271 Totals = 304 0 005 271 Total (weighted) RCN = total product/total area = 89 00 RCN used = 89 ' SCS Runoff Curve Number Project Market Street Area Conditions Future Prepared by JRB Date 7/1/02 LandscapeArhitects Sub -basin Mkt1 B Landuse Soil Area I Area Product of Group RCN (Acres) (Sq Mi )I RCN and Area Commercial RB A 1 89 56 0 009 498 Totals = 56 0 009 498 Total (weighted) RCN = total product/total area = 89 00 RCN used = 89 SCS Runoff Curve Number Project Market Street Area Conditions Future Prepared by JRB EnSnncr s . Pfan nvn _ Sun e o s La nds�a0e Archrtec is Date 7/1/02 Sub -basin Mkt1C Landuse Sod Area Area Product of Group RCN (Acres) (Sq Mi) RCN and Area Commercial RB A 89 11 34 0 018 1009 Totals = 11 34 0 018 1009 Total (weighted) RCN = total product/total area = 89 00 RCN used = 89 L SCS Runoff Curve Number Project Market Street Area wh Conditions Future g< Ts C3 Em Prepared by JRB Enatmer . Ptannen - Sur euor La ndscape Archi tec t c Date 7/1/02 Sub -basin Mkt2A Soil Area Area Product of Landuse Group RCN (Acres) (Sq Mi) RCN and Area Commercial RB A 89 6 6 0 010 587 Commercial 0 8 1 A 89 016 0 000 14 Residential R 15 (1/3 acre lots) A 57 1767 0 028 1007 Residential R 15 (1/3 acre lots) C 81 1 36 0 002 110 Residential R 10 (1/3 acre lots) A 57 056 0 001 32 Residential R 10 (1/3 acre lots) C 81 Oil 0 000 9 Totals = 2646 0 041 1760 Total (weighted) RCN = total product/total area = 66 51 RCN used = 67 t, SCS Runoff Curve Number Project Market Street Area Conditions Future 13M Prepared by JRB Ena,mers.Planners .SarveVors Landscape Architects Date 7/1/02 Sub -basin Mkt2B Soil Area Area Product of Landuse Group RCN (Acres) (Sq Mi) RCN and Area Commercial RB A 89 339 0 005 302 Residential R 15 (1/3 acre lots) A 57 0 14 0 000 8 Residential R 10 (1/3 acre lots) A 57 5 66 0 009 323 Residential R 10 (1/3 acre lots) C 81 464 0 007 376 Totals = 13 83 0 022 1008 Total (weighted) RCN = total product/total area = 7290 RCN used = 73 SCS Runoff Curve Number Project Market Street Area Nh `y1�< Conditions Future 0 Prepared by JRB Engtnccrs Planncr>. Surteuors Landscape Architects Date 7/1/02 Sub -basin Mkt2C Soil Area Area Product of Landuse Group RCN (Acres) (Sq Mi) RCN and Area Residential R 10 (1/3 acre lots) A 57 326 0 005 186 Residential R 10 (1/3 acre lots) C 81 237 0 004 192 Totals = 563 0 009 378 Total (weighted) RCN = total product/total area = 6710 RCN used = 67 r k L SCS Runoff Curve Number Project Market Street Area Conditions Future Prepared by JRB Cnai ncrn . Pfannrr _ Survruo s Landscape Archi sects Date 7/1/02 Sub -basin Mkt2D Landuse Soil I Area I Area Product of Group RCN (Acres) (Sq Mi)l RCN and Area Commercial RB A 89 16 78 1 0 026 1 1493 Commercial RB B 92 451 1 0 007 415 Residential R-10 (1/3 acre lots) A 57 1033 0 016 589 Totals = 31 62 0 049 2497 Total (weighted) RCN = total product/total area = 78 97 1 RCN used = 79 SCS Runoff Curve Number Protect Market Street Area Conditions Future 0 Prepared by JRB EngnnLera . Planners . SuncUors Date 7/1/02 Landscape Architects Sub -basin Mkt3 Landuse Soil AreaI(SqMI Product of Group RCN (Acres)) RCN and Area Residential R 15 (1/3 acre lots) A 57 15 14 863 Residential R 10 (1/3 acre lots) A 57 2 55 145Totals = 17 69 1008 Total (weighted) RCN = total product/total area = 57 00 RCN used = 57 SCS Runoff Curve Number Project Market Street Area Conditions Future Em 2 Prepared by JRB Emmn4ers . Planners . Surtryo s Date 7/1/02 La ndscape Archi tec tc Sub -basin Mkt4 Soil Area I Area Product of Group RCN (Acres) (Sq Mi) RCN and Area Landuse Residential R 10 (1/3 acre lots) A 57 3423 0 053 1951 Residential R 10 (1/3 acre lots) B 72 1842 0 029 1326 Residential R 10 (1/3 acre lots) C 81 2596 1 0 041 1 2103 Residential R 15 (1/3 acre lots) A 57 749 1 0 012 1 427 Residential R-15 (1/3 acre lots) B 72 275 0 004 198 Residential R 15 (1/3 acre lots) C 81 003 0 000 2 Totals = 8888 0 139 6007 Total (weighted) RCN = total product/total area = 6759 RCN used = 68 F SCS Runoff Curve Number Project Market Street Area Conditions Future I= i Prepared by JRB Enatmers - Planners - Surveuors Landscape Architects Date 7/1/02 Sub -basin Mkt5 Landuse Soil I Area Area Product of Group RCN (Acres) (Sq Mi) RCN and Area Commercial IRS A 89 1 8 0 003 160 Totals = 1 8 0 003 160 Total (weighted) RCN = total product/total area = 89 00 RCN used = 89 Hydraflow Hydrographs Diagram I Project 2024430-rev1 gpw 1 01-28-2003 Hydrograph Summary Report Page 1 Hyd No Hydrograph type (origin) Peak flow (cfs) Time interval (min) Time to peak (min) Volume (cult) Inflow hyd(s) Maximum elevation (ft) Maximum storage (cuft) Hydrograph description 1 SCS Runoff 100 28 1 811 1 595 130 — — Inland Greens (Mkt4) 2 SCS Runoff 31 13 1 755 237 934 House in Hole (Mkt3) 3 SCS Runoff 6687 1 750 474 281 Intermediate Area A (Mkt2A) 4 SCS Runoff 24 05 1 779 282 116 — Intemediate Area B (Mkt26) 5 SCS Runoff 1896 1 737 101 275 — Intermediate Area C (Mkt2C) 6 SCS Runoff 5492 1 788 726 947 -- Intermediate Area D (Mkt2D) 7 SCS Runoff 3730 1 753 314 073 — — Toyota Back (Mkt1C) 8 Reach 9987 1 819 1 592 624 1 — — Route 1 9 Combine 10255 1 818 1 693 899 5 8 -- - 10 Reach 3112 1 756 237 894 2 — Route 2 11 Combine 9754 1 752 712 175 3 10 — — 12 Reach 9634 1 757 711 441 11 Route 3 13 Combine 11705 1 760 993 558 4 12 — -- 14 Combine 18364 1 769 2 687 457 9 13 — — 15 Reach 183 10 1 775 2 684 123 14 -- -- Route 4 16 Combine 23581 1 779 3 411 065 6 15 — — -- 17 Reach 23681 1 780 3 410 281 16 — — — Route 5 18 Combine 26693 1 776 3 724 353 7 17 — — Total at Culvert From Ditch to Market 19 Reach 26693 1 777 3 723 408 18 — — — Route 6 20 SCS Runoff 2498 1 724 84 764 -- - --- Toyota Front Left (Mkl1A) 21 Combine 26923 1 776 3 808 173 19 20 -- -- 22 SCS Runoff 1979 1 750 155 240 -- — Toyota Front Right (Mkt1B) 23 Combine 28438 1 774 3 963 414 21 22 --- Total at Market Street 24 SCS Runoff 1359 1 725 50 175 — — — Area Across Market (Mkt5) 25 Combine 28585 1 773 4 013 589 23 24 -- Total to Pond Proj file 2024430-rev1 gpw Return Period 50 yr Run date 01-28-2003 Hydraflow Hydrographs by Intellsolve TR55 Tc Worksheet Page 1 Hydraflow Hydrographs by Inlelisolve Hyd No 2 House In Hole (Mkt3) Storm frequency = 50 yrs Sheet Flow Manning's n-value = 0 150 Flow length = 215 0 ft Two-year 24-hr preclp = 4 50 In Land slope = 0 9 % Travel Time = 21 0 min Shallow Concentrated Flow Flow length = 950 ft Watercourse slope = 0 5 % Surface description = Unpaved Average velocity = 1 14 ft/s Travel Time = 13 9 min Channel Flow Cross section flow area = 3 1 sgft Wetted perimeter = 6 3 ft Channel slope = 0 2 % Manning's n-value = 0 015 Velocity = 2 57 ft/s Flow length = 470 0 ft Travel Time = 3 0 min Total Travel Time, Tc = 37 9 min TR55 Tc Worksheet Page 1 u t HydraFlow Hydrographs by Inte6solve Hyd No 3 Intermediate Area A (Mkt2A) Storm frequency = 50 yrs Sheet Flow Manning's n-value = 0 150 Flow length = 180 0 ft Two-year 24-hr precip = 4 50 in Land slope = 2 0 % Travel Time = 13 2 min Shallow Concentrated Flow Flow length = 530 ft Watercourse slope = 0 1 % Surface description = Unpaved Average velocity = 0 51 fus Travel Time = 17 3 min Channel Flow Cross section flow area = 3 1 sgft Wetted perimeter = 6 3 ft Channel slope = 0 4 % Manning's n-value = 0 015 Velocity = 4 09 ft/s Flow length = 920 0 ft Travel Time = 3 7 min Total Travel Time, Tc = 34 3 min TR55 Tc Worksheet Page 1 I a 0 HydraFlow Hydrographs by Intelisolve Hyd No 4 Intemedlate Area B (Mkt2B) Storm frequency = 50 yrs Sheet Flow Manning's n-value = 0 150 Flow length = 300 0 ft Two-year 24-hr preclp = 4 50 In Land slope = 0 1 % Travel Time Shallow Concentrated Flow = 53 4 min Flow length = 585 ft Watercourse slope = 0 3 % Surface description = Unpaved Average velocity = 0 88 ft/s Travel Time = 11 0 min Channel Flow Cross section flow area = 8 0 sgft Wetted perimeter = 22 3 ft Channel slope = 0 2 % Manning's n-value = 0 030 Velocity = 1 03 ft/s Flow length = 505 0 ft Travel Time =82min Total Travel Time, Tc = 78 6 min TR55 Tc Worksheet Page 1 t Hydraflow Hydrographs by Intelisolve Hyd No 5 Intermediate Area C (Mkt2C) Storm frequency = 50 yrs f- I Sheet Flow Manning's n-value = 0 150 r Flow length = 0 0 ft Two-year 24-hr preclp = 0 00 in Land slope = 0 0 % I Travel Time = 0 0 min Shallow Concentrated Flow Flow length = 0 ft Watercourse slope = 0 0 % Surface description = Paved t Average velocity = 0 00 fus L Travel Time = 0 0 min Channel Flow Cross section flow area = 8 0 sgft Wetted perimeter = 22 3 ft Channel slope = 0 2 % Manning's n-value = 0 030 Velocity = 1 03 ft/s r Flow length = 1175 0 ft Travel Time = 19 0 min Total Travel Time, Tc = 19 0 min TR55 Tc Worksheet Page 1 Hyd No 6 Intermediate Area D (Mkt2D) Storm frequency = 50 yrs Sheet Flow Manning's n-value = 0 150 Flow length = 300 0 ft Two-year 24-hr preclp = 4 50 In Land slope = 0 2 % Travel Time = 53 3 min Shallow Concentrated Flow Flow length = 1160 ft Watercourse slope = 0 2 % Surface description = Unpaved Average velocity = 0 67 ft/s Travel Time = 29 1 min Channel Flow Cross section flow area = 3 1 sgft Wetted perimeter = 6 3 ft Channel slope = 0 2 % Manning's n-value = 0 015 Velocity = 2 57 ft/s Flow length = 1885 0 ft Travel Time = 12 2 min Total Travel Time, Tc = 94 6 min L l F Hydraflow Hydrographs by Intehsoive TR55 Tc Worksheet Page 1 Hydraflow Hydrographs by Intehsolve Hyd No 7 Toyota Back (Mkt1C) Storm frequency = 50 yrs Sheet Flow Manning's n-value = 0 150 Flow length = 300 0 ft Two-year 24-hr precip = 4 50 In Land slope = 0 7 % Travel Time = 30 8 min Shallow Concentrated Flow Flow length = 583 ft Watercourse slope = 0 8 % Surface description = Unpaved Average velocity = 1 40 ft/s Travel Time = 7 0 min Channel Flow Cross section flow area = 8 0 sgft Wetted perimeter = 22 3 ft Channel slope = 0 2 % Manning's n-value = 0 030 Velocity = 1 03 ft/s Flow length = 288 0 ft Travel Time = 4 7 min Total Travel Time, Tc = 42 4 min TR55 Tc Worksheet Hyd No 20 Toyota Front Left (Mkt1A) Storm frequency = 50 yrs Sheet Flow Manning's n-value = 0 011 Flow length = 225 0 ft Two-year 24-hr precip = 4 50 in Land slope = 1 8 % Travel Time Shallow Concentrated Flow Flow length = 66 ft Watercourse slope = 1 0 % Surface description = Paved Average velocity = 2 03 ft/s Travel Time Channel Flow Cross section flow area = 28 0 sgft Wetted perimeter = 19 0 ft Channel slope = 0 2 % Manning's n-value = 0 015 Velocity = 5 31 fUs Flow length = 341 Oft Travel Time Total Travel Time, Tc B = 2 0 min =05min = 1 1 min =37min Page 1 Hydraflow Hydrographs by Intelisolve TR55 Tc Worksheet Page 1 Hyd No 22 Toyota Front Right (Mkt1 B) Storm frequency = 50 yrs a Sheet Flow Manning's n-value = 0 150 Flow length = 300 0 ft Two-year 24-hr precip = 4 50 in Land slope = 0 7 % Travel Time = 30 8 min Shallow Concentrated Flow Flow length = 369 ft g Watercourse slope = 0 4 % Surface description = Unpaved Average velocity = 1 02 fUs Travel Time = 6 0 min I ee Channel Flow Cross section flow area = 9 6 sgft Wetted perimeter = 11 0 ft Channel slope = 0 4 % Manning's n-value = 0 015 Velocity = 5 73 ft/s Flow length = 364 0 ft Travel Time Total Travel Time, Tc = 1 1 min = 37 9 min Hydraflow Hydrographs by Intelisolve TR55 Tc Worksheet Page 1 Hydraflow Hydrographs by Intelisolve Hyd No 24 Area Across Market (Mkt5) Storm frequency = 50 yrs Sheet Flow Manning's n-value = 0 011 Flow length = 70 0 ft Two-year 24-hr preclp = 4 50 in Land slope = 2 0 % Travel Time = 0 8 min Shallow Concentrated Flow Flow length = 376 ft Watercourse slope = 0 5 % Surface description = Paved Average velocity = 1 44 ft/s Travel Time = 4 4 min Channel Flow Cross section flow area = 12 6 sgft Wetted perimeter = 12 6 ft Channel slope = 0 4 % Manning's n-value = 0 013 Velocity = 7 25 fUs Flow length = 242 0 ft Travel Time = 0 6 min Total Travel Time, Tc = 5 7 min k su of Mar reet stall Flood prone area '' s Inland Greens Development w drai a pip Several flood prone areas iit l f i t - New drainage .^ system , rl; may' � 't Zf�'iliry' Toyota of �l Wilmington Property nr, _ _Locailon Map � �- 4x� 1 �, �� � iJ ., ) �. n__ •! v �`\� .•v ,"t ^� \ f , Undeveloped Property _ / ' J1 Flood prone area . ��, PROJECT MANAGER I DRAWING SCALE MNH ORAwN_Br 1 =400 PRO.IECT DATE 909 MARKET STREET WILMINGTON INC 2840' JRB JUNE-2002 DICKSON (910) 762-420C - _ _ ,"'PROVED BY I Pi Ci NUMBER MIVH FILE NAME 1 20244 50 WL I I PLOT DATE Engineers Planners Surveyors __ Asheville NC Columbia SC Atlanta GA 20244—BASE I 11-26-02 Landscape Architects Hickory NC Charlotte NC Raleigh NC Wilmington NC lop 100 1-3 \ul LEGEND �> DRAINAGE AREA BOUNDARY i TR-55 SHEET FLOW itC A� SHALLOW CONCENTRATED CONCENTRATED FLOW TR-55 CHANNEL FLOW ,7 x I Warranty Deeds For Port City Community Church Cardinal Drive Project Wilmington, New Hanover County, NC 'D t�lA,Z 5 �nnF B'Y � -- FOR PEGREBECCP00 REGISTER OF DEEDS II11111IIp I11111'I,I lyll Il4IIIYIln I4011N9II1111 Nry NpNOVEP COUNi7 NO IIIIIII1111pIMtl IIP�I 1ttl�ln'I tI0�1111 �WryIII� I'glWllll Ipl�'ttaWltt IIIIII�p' I�pl �Itltry�l 2005 OCT 04 B1 53 48 PM 200SO57672 BK 491S1� R,V9S1 56TW'�9f230 00 1PISipnil 6 M05 E (Excise Tax) Recordml time Book and Pale Revenue Stamp. $230 DO fax Parcel Nos R05014 002 001 000 R05014 002 002 000 Prepared By James MacDonald Attorney PREPARED BY B RETURN SO 1508 Military Cutoff Road Suite 102 ALLEN MACDONALD& DAVIS PLLC Wilmington North Carolina 28403 15M MILITARY CUTOFF ROADSUTE 102 WLMINGTON NC 280 After recording mail to Next Step Properties of Wilmington LLC 1508 Military Cutoff Road Suite 302 Wilmington North Carolina 28403 +rrr»»++rrr++r+r+r+rrrw+rrr+»t+:•r+++rr++++rww++++++♦+rrrrrw++r++rrr+++r+++rr+ STATE OF NORTH CAROLINA WARRANTY DEED COUNTY OF NEW HANOVER THIS DEED made this 3rd day of nrro�_ 2005 by and between TF HOLDINGS LIMITED PARTNERSHIP a North Carolina limited partnership, hereinafter called the Grantor and NEXT STEP PROPERTIES OF WILMINGTON, I LC, a North Carolina limited liability company, hereinafter called the Grantee The designations Grantor and Grantee as used herein shall include said parties their successors and assigns and shall include singular plural masculine feminine or neuter as required by context WITNESSETH THAT said Grantor for a valuable consideration paid by the Grantee the receipt of which is hereby acknowledged has granted bargained sold and conveyed and by these presents does hereby grant bargain sell and convey unto the said Grantee its successors and assigns in fee simple all that certain lot or parcel of land situated in New Hanover County North Carolina and more particularly described as follows BEING ALL OFTHAT PROPERTY SHOWN ON EXHIBIT "A," WHICH IS HERETO ATTACHED AND INCORPORATED BY REFERENCE TogEther with all and singular the tenements hereditaments and appurtenances thereunto belonging or in anywise appertaining TO HAVE AND TO HOLD the aforesaid lots or parcels of land and all privileges and appurtenances thereto belonging to the Grantee in fee simple And the Grantor covenants with the Grantee that Grantor is seized of the premises in fee simple and has the right to convey the same in fee simple that title is marketable and free and clear of all encumbrances except as follows 2005 ad valorem taxes usual rights of way for utilities restrictive covenants of record ifany and applicable zoning regulations and ordinances ifany and that Grantor will WARRANT and DEFEND the title against the lawful claims of all persons whomsoever except for exceptions herein stated IN WITNESS WHEREOF thL Grantors has signed this deed this the day and year first above written TF HOLDINGS LIMITED PARTNERSHIP a North Carolina limited partnership BY BY RAIFbRDG TRA J�R Partner BY D W FBSTER TRASK,�i Partner BY FTHEL T COUPL ND, Partner STATE OF NORTH CAROLINA COUNTY OF NEW HANOVER i _Lynn R- vary a Notary Pubhcmand Forthe Stateand County aforesaid certify that RAIFORD G TRASK, JR, personally came before me this day and acknowledged he is a Partner in TF HOLDINGS LIMITED PARTNERSHIP allorth Carolina limited partnership and that he as a Partner being authonzed to do so executed the foregoing instrument on behalf of the partnership WITNESS my hand and Notarial Seal this3srd day of October 2005 ry 6112 My Commission T*RSi"rei "'-j8-08 STATE OF NORTH CAROLINA COUNTY OF NEW HANOVER Z NOTA/?y U i Z "'UB00 I Lynn R Ward a Notary PubhAj.�Pptl�fwp�lA a:A* d County aforesaid certify that D WFBSTER TRASK personally carrta,o"'CRr is day and acknowledged bets a Partner m TF HOLDINGS LIMITED PARTNEAV!41ipglorth Carolina limited partnership and that he as a Partner being authorized to do so executed the foregoing instrument on behalf of the partnership WITNESS my hand and Notarial Seal thi da o 2005 ary Pu he it�"Tsalyn Expires 5-18-08 STATE OF NORTH CAROLINA s'y �'., ...... ...vo COUNTY OF NEW HANOVER `m NOTggy• 2 _ p(7BUG R Ward id for the Stale and County aforesaid certify that ETHEL T COUPLANh- jN9\k' before me this day and acknowledged she is a Partner n TF HOLDINGS LIM RAWiNERSHIP,a North Carolina limited partnership and that she as a Partner being authonzed to do so executed the foregoing instrument on behalf of the partnership WITNESS my hand and Notanal Z t�OTAR), U i n !:P- jO1.11300 i e � weOVER GOe+' 5-18-08 EXIIIBIT"A' Being all of Lots 106 and 107 Section LONG LEAF ACRES SUBDIVISION as said lots are shown on a map of said subdivision recorded in Map Book 6 at Page 57 of the New Hanover County Registry REBECCA P SMITH REGISTER OF DEEDS, NEW HANOVER 216 NORTH SECOND STREET WILMINGTON, NC 28401 ffY�yfH1Yf}YtM1f}1f1f 1f1MIf 1f1MtFlMfIYHINIffif111fffflfMf ffYlfffNif}ffff fNf11f fif}11fff}fffffHfffflfiY}f N}ff Filed For Registration 10/04/2005 01 53 48 PM Book RE 4915 Page 1596 1599 Document No 2005057672 DEED 4 PGS $20 00 NC REAL ESTATE EXCISE TAX $230 00 Recorder JACQUELINE NELSON State of North Carolina, County of New Hanover REBECCA P SMITH, REGISTER OF DEEDS By Deputy/Assistant Register of Deeds YELLOW PROBATE SHEET IS A VITAL PART OF YOUR RECORDED DOCUMENT PLEASE RETAIN WITH ORIGINAL DOCUMENT AND SUBMIT FOR RE-RECORDING *2005057672* 2005057672 0 2005017214 FN REGISTPRTIGN REGISTER OF DEEDS WBEGGR P SMTH NEW HR M* GWNTY NG 2005 APR 05 04 20 33 PK BK 4746 PG 865-BU FEE S20 00 NC REV STRIN S7, B48 00 VRIPY 11207211 (Excise Tax) $7,848 00 Recording time Book and Page Tax Parcel No 1105000-002-004-000 RETURN TO AND Prepared By lames A MacDonald, Attorney 1508 Military Cutoff Road Suite 102 Wilmington North Carolina 28403 After recording mail to Next Step Properties of Wilmington LLC 1508 Military Cutoff Road Suite 302 Wilmington North Carolina 28403 srwwrrrrrwrrsrsrwrrrswraaawrrasrspsswwwaasrrassagsrpaasraawrrasrrarsraaasraa STATE OF NORTH CAROLINA WARRANTY DEED COUNTY OF NEW HANOVER THIS DEED made this 5th day of April 2005 by and between TF HOLDINGS LIMITED PARTNERSHIP, a North Carolina limited partnership, hereinafter called the Grantor and NEXT STEP PROPERTIES, LLC, a North Carolma limited liability company, hereinafter called the Grantee The designation Grantor and Grantee as used herein shall include said parties their heirs, successors and assigns and shall include singular plural masculine feminine or neuter as required by context WITNESSETH THAT said Grantor for a valuable consideration paid by the Grantee the receipt of which is hereby acknowledged, has granted bargained sold and conveyed and by these presents does hereby grant bargain sell and convey unto the said Grantee its heirs and assigns in fee simple all that certain lot or parcel of land situated in New Hanover County North Carolina and more particularly described as follows BEING ALL OF THAT PROPERTY SHOWN ON EXHIBIT "A" WHICH IS HERETO ATTACHED AND INCORPORATED BY REFERENCE Together with all and singular the tenements hereditaments and appurtenances thereunto belonging, or in anywise appertaining TO HAVE AND TO HOLD the aforesaid lot or parcel of land and all privileges and appurtenances thereto belonging to the Grantee in fee simple And the Grantor covenants with the Grantee that Grantor is seized of the premises in fee simple and has the right to convey the same in fee simple that title is marketable and free and clear of all encumbrances except those recorded and except 2005 ad valorem taxes and ordinances and municipal building code restrictions ifany and that Grantor will WARRANT and DEFEND the title against the lawful claims of all persons whomsoever except for exceptions herein stated IN WITNESS WHEREOF the Grantor has caused this instrument to be signed by its duly authorized general partners the day and year first above written TF HOLDINGS LIMITED PARTNERSHIP a North Carolina limited partnership BY ra (SEAL) Rs oC rask, Jr Partner BY -� (SEAL) D Webster Trask,Partner (SEAL) 'EWeeiT Coupland a n STATE OF NORTH CAROLINA COUNTY OF NEW HANOVER I Notary Public of the County and State aforesaid Certify that Raiford Trask Jr D Webster Trask and Ethel T Coupland General Partners of TF HOLDINGS LIMITED PARTNERSHIP, a North Carolina limited partnership personally came before me this day and acknowledged the due execution of the foregoing instrument in their capacities as General Partners of TF HOLDINGS LIMITED PARTNERSHIP a North Carolina limited partnership after being duly authorized to do so WITNESS my hand and official seal this My Commission Expires 5-18-08 51th day of April 2005 e: t►oTaRy •1 �S S• PU13LIG EXHIBIT "A" BEGINNING at an iron pipe in the Northwestern line of Cardinal Drive which iron pipe is located the following courses and distances from a concrete monument near the Southernmost intersection of the centerline of Cardinal Drive (60 foot right of way) and Inland Greens Drive (40 foot right of way) and running from said concrete monument South 32 degrees 55 minutes 00 seconds West 60 00 feet to a point thence North 57 degrees 05 minutes 00secondsWest 3000feet tothepomtofbeginning the beginning point also being the most Eastern comer of Lot 107 Section 3 of Long Leaf Acres as shown on the map of Section 3 recorded in Map Book 6 at Page 57 of the New Hanover County Registry running thence from the beginning point North 57 degrees 05 minutes 00 seconds West 200 00 feet to an iron pipe at the most Northern comer of Lot 106 Section 3 of Long Leaf Acres running thence with and along the boundary line of Lot 106 Section 3 of Long Leaf Acres South 32 degrees 55 minutes 00 seconds West 260 00 feet to an iron stake at the Eastern corner of a lot now or formerly owned by Carl Caulder thence with the Caulder line North 57 degrees 05 minutes 00 seconds West 100 00 feet to an iron pipe thence South 32 degrees 55 minutes 00 seconds West 200 00 feel to an iron pipe thence South 57 degrees 05 minutes 00 seconds East 300 00 feet to an iron pipe in the Northwestern line of Cardinal Drive thence with and along Cardinal Drive South 32 degrees 55 minutes 00 seconds West 20 00 feet to an iron pipe thence North 57 degrees 04 minutes 26 seconds West 372 47 feet to an iron pipe thence North 32 degrees 53 minutes 36 seconds East 220 00 feet to an iron pipe thence North 57 degrees 06 minutes 24 seconds West 388 00 feet to an iron pipe thence South 32 degrees 53 minutes 36 seconds West 200 00 feet to an iron pipe thence North 57 degrees 06 minutes 24 seconds West 695 66 feet to an iron pipe in the Eastern line of a tract conveyed to Aztec Holdings Inc by deed recorded in Book 2255 at Page 105 of the New Hanover County Registry running thence with the Aztec Holdings Inc line North 21 degrees 32 minutes 45 seconds West 168 66 feet to the Northeast comer of the Anec Holdings Inc Tract thence South 68 degrees 27 minutes 15 seconds West 287 72 feet to a point thence North 47 degrees 09 minutes 41 seconds West 11 09 feel to a point thence North 69 degrees 06 minutes 38 seconds East 4 90 feet to a point thence North 11 degrees 51 minutes 41 seconds East 220 37 feet to an iron pipe thence North 07 degrees 37 minutes West 4 03 feet to an iron stake thence North 70 degrees 39 minutes 34 seconds East 210 65 feet to an iron pipe thence South 08 degrees 09 minutes 40 seconds East 104 10 feet to an iron pipe thence North 68 degrees 27 minutes 39 seconds East 955 57 feet to a concrete monument thence North 68 degrees 48 minutes 27 seconds East 200 31 feet to another concrete monument thence North 68 degrees 45 minutes 42 seconds East 338 87 feet to an iron pipe to the Western line of Cardinal Drive thence with and along the Western line of Cardinal Drive South 21 degrees 10 minutes 08 seconds East 610 69 feet to an iron pipe thence continuing with the Western line of Cardinal Drive as it curves to the West to the beginning point said chord distance from the preceding pipe being South 05 degrees 52 minutes 26 seconds West 631 52 feet (centerline curve data D = 54 degrees 65 feet 08 seconds R = 724 50 feet T = 369 83 feet) The aforesaid tract consisting of 31 39 acres as shown on that survey performed by Arnold Carson R L S for TF Holdings Limited Partnership a North Carolina limited partnership said survey dated August 2 1999 REBECCA P SMITH REGISTER OF DEEDS, NEW HANOVER 216 NORTH SECOND STREET WILMINGTON, NC 28401 ... NNNM.N...MMMNN NN.MNNNNIIN.NN.N. Filed For Registration Book Document No NC REAL ESTATE EXCISE TAX Recorder 04/05/2005 04 20 33 PM RE 4746 Page 865.868 2005017214 DEED 4 PGS $20 00 $7,848 00 MICAH PHELPS NMM.fM.t.M.NM..NMlf.M.M.MMtMM.N�`.MMf.f.. State of North Carolina, County of New Hanover The foregoing certificate of LYNN R WARD Notary Is certified to be correct This 5TH of April 2005 REBECCA P SMITH, REGISTER OF DEEDS By Deputy/Assent Register of Deeds •NNN.1.M1fM.fN.NN..MINI.MM..NM.yNN...MMM.,,Y.... YELLOW PROBATE SHEET IS A VITAL PART OF YOUR RECORDED DOCUMENT PLEASE RETAIN WITH ORIGINAL DOCUMENT AND SUBMIT FOR RE-RECORDING *2005017214* 2005017214 F'eb 13 2006 1 29PM HP LRSERJET FAX P 2 ATRA NCDENR North Carolina Department of Environment and Na 127 Cardinal Drive Wilmington NC 28405 (910) 796-730 Request for Express Perm FILL-IN all information below and CHECK FAX or email to Cameron Weaver(&ncmall net along with a narrad projects must be submitted by 9 00 A M of the review date, APPLICANT I Company Olo T PROJECT Name Hoer- C iTy PROJECT SYSTEM(S) TRIBUTARY Company State or National Environmental Policy Act (SEPA, NEPA)— EA or EIS Requ ❑ STREAM ORIGIN Determination, _# of stream calls, Stream In STORMWATER ❑ Low Density High Der Wetlands MUST be addressed below ❑ Low Density Curb & Gutter ❑ - - - --- ---- -- -- - - - - -------------- -- ---------- ----- -- ❑ COASTAL ❑ Excavation & Fill ❑ Bridges & Culverts MANAGEMENT ❑ Upland Development ❑ Manna Developmen ❑ LAND QUALITY — ❑ Erosion and Sedimentation Control Plan with _ WETLANDS (401) Wetlands on Property ® Yes ❑ No — Isols Check all that apply Wetlands Will Be Impacted Yes ❑ No Wetlands Delineation has been completed ® Yes [ USACOE Approval of Delineation completed f Yes 404 Application in process w/USACOE ❑Yes ❑No 401 Application required ❑Yes ❑ No If Yes ❑ F Additional fees, not to exceed 50% of the original Express Review permit al: subsequent reviews due to the Insufficiency of the permit applications SUBMITTAL DATES SW CAMA LOS 401 For DENR use only Fee Split for multiple permits 3a 'al Resources FAX (910) 350 2004 n t Review 11 G61, ,d Permit(s) v)cinrty man of the project location prior arrangements are made County Auto Hwr4o✓i, Cr+ps f=i=rw_ RIVER BASIN !d ❑Yes No --- ------- --- - Detention Pond ❑ High Density Other i Density Infiltration ❑ Off Site ❑ Structures Information ❑ Urban Waterfront acres to be disturbed A Wetlands on Property ❑ yes ❑ No Wetland Impacts Go 5- Acre(s) No ❑ Buffers Impacted Acre(s) -1 No Permit received from USAGE NYes [:]No -gular ❑ Express hcation fee, may be charged for Total Fee,Amount $ Feb 13 2000 1 29PM HP LFISERJET FAX P 3 , Stormwater Manag For Port City Community Cardinal Drive Prc Wilmington, New Hanover Prepared for Next Step Properties of Wilming 1S08 Military Cutoff Road, Sui Wilmington, NC 28403 13-February-2006 Plan urch NC i, LLC 302 Peb 13 2006 1 29PM HP LRSERJET FRX P 4 Narrative Protect Description This stormwater design is for appoximately16 25 acres off ofCardinal Drive to Wilmington New Hanover County North Carolina (see wcini y map on plan set) The amount of land for the construction and installation of the church building road ays parking lots utilities and stormwater appurtenances will be approximately 6 25 acre Stormwater from this site will be caught by curb and gutter and catch basins and treate by one (1) stormwater pond That pond will outlet into a proposed ditch approved by the rmy Corps of Engineers The stormwater pond will allow the protect to meet the NCDENf stormwater requirements as well as New Hanover County s Pre Post requirements Site Description The predominant topography in the Port City Community Church Cardinal Drive Protect predominantly flat with only mild sloping to existing ditches Fhe ditches which have been approved by the Army Corps of Engineers ultimately d ain into the Smith Creek a classified C Sw waterway The elevations of this protect ranges from 38 feet MSL to 42 feet MSL and according to the Soil Survey of New Hanover Counly North Carolina the majority of underlying soils are mainly Stallings fine sand and T hunta loamy fine sand The Stallings fine sands are well draining and have a sod hydrologic group of A The Tohunta loamy fine sands are poorly draining soils and have a soil iydrologic group of C Other soils included in this site are Kureb urban land complex 1-8 o Kureb sand 1 8% Murville fine sand Seagate fine sand and Woodington fine sandy loam The site is covered by dense woodland vegetation and adjacent properties to this Pevelopment are zoned R-10 residential to the east and Zone RB to the south west and north Treatment Svstem The site will be treated with one stormwater pond that is designed to store the over the 1 5" of and will have a 9090 reduction in total suspended solids Bbth of these design criteria are higher than the state requirements of 1 0' and 85% respect I ely The pond will outlet to a perimeter ditch that ties back into the site s natural drama a pattern at the back of the property The stormwater pond will allow the p,olect to m et the NCDENR stormwater requirements as well as New Hanover County s Pre Post requirements Feb 13 2006 1 29PM ' HP LRSERJET FR% p 5 Feb 13 2000 1 29PM HP LRSERJET FRX A Coastal Land Design, PLLC P O Box 1172 Wilmington NC 28402 Phone 910 254 9333 Fax 910 254 0502 To Cameron Weaver From Jay Carmine Re Port City Community Church Date 13-February-2006 Fax CC Pages Job # IF YOU DO NOT RECEIVE THIS DOCUMENT CLEARLY PLEASE CALL (910) Cameron ax Transmittal 0) 350 2004 (Inclucing Cover) 9333 ❑ This is your original ❑ Originhl to be mailed Attached is the Request for Express Permit Review Application, City Community Church, Cardinal Drive Project Please let me k require Jay ative, and Vicinity Map for the Port it there is anything else that you Fax CameronWeaver-Express021306 doc 769307 Date Filed 2/28/2005 7 12 00 AM Elaine F Marshall North Carolina Secrctary of State C200505500633 ARTiCLFS OF ORGANIZATION OF L NEXT STEP PROPERTIES OF WiLMiNGTON, LLC Pursuant to 57C-2-20 of the General Statutes of North Carolina, the undersigned hereby submits these Articles of Organization for the purpose of forming a Limited Liability Company 1 the name of the Limited Liability Company is NEX7 STEP PROPERTIES OF WILMINGTON, LI C The latest date on which the Limited Liability Company is to dissolve is January 1 2075 I he name and address ofeach organizer executing the Articles of Organization is as follows James A MacDonald 1508 Military Cutoff Road Suite 102 Wilmington N C 28403 4 The street address and county of the initial Registered Office of the Limited Liability Company is 1508 Military Cutoff Road, Suite 302 Wilmington New Hanover County North Carolina 28403 5 the mailing address if different from the street address of the mural Registered Office is 1508 Military Cutoff Road Suite 302 Wilmington New Hanover County Wilmington North Carolina 28403 fhhe name of the initial Registered Agent is Jon T Vincent 7 1 he street address and county of the principal office of the limited liability company is 1508 Military Cutoff Road, Suite 302, Wilmington New Hanover County North Carolina 28403 The mailing address and county of the principal office of the limited liability company is 1508 Military Cutoff Road Suite 302 Wilmington New Hanover County, North Carolina 28403 Check one of the following —Member managed LLC all of the members by virtue of their status as members shall be managers of this Limited Liability Company X Manager -managed LLC except as provided by NCGS §57C3-20(a) the members of this Limited Liability Company shall not be managers by virtue of their status as members These Articles will be effective upon filing This the /ckiay of February, 2005 SEAL) J mes A MacDonald Organizer