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HomeMy WebLinkAboutSW8050907_COMPLIANCE_20050919STORMWATER DIVISION CODING SHEET POST -CONSTRUCTION PERMITS PERMIT NO. SW O/Jz�� DOC TYPE El CURRENT PERMIT ❑ APPROVED PLANS ❑ HISTORICAL FILE COMPLIANCE EVALUATION INSPECTION DOC DATE arrrx'p 9 � J° YYYYMMDD DETENTION POND ANALYSIS FILE NAME G 1DATAIWPDATAIWQSIPOND1050907-2 WK1 PROJECT # SW8 050907-2 REVIEWER R Gordon PROJECT NAME Point South Receiving Stream Drainage Basin Site Area Drainage Area DATE 19-Sep-05 Cape Fear River Class SC Cape Fear Index No 18-(71) 23 22 acres 717 square feet Area = 13 11 acres IMPERVIOUS AREAS Rational C Buildings 9176500 square feet 095 Streets 5123800 square feet 095 Parking 141912 00 square feet 095 Sidewalks 945000 square feet 095 Off -Site 8314200 square feet 095 square feet TOTAL 377$07.013 square feet Rational Cc= 070 SURFACE AREA CALCULATION % IMPERVIOUS 66 11% SA/DA Ratio 2 14% Des Depth 75 Req SA 12245 sf TSS 90 Prov SA 23436 sf VOLUME CALCULATION * place a "1" in the box if Rational is used Rational ?* Des Storm 1,00 inches Rv= 064 Bottom -1 msl Perm Pool msl Design Pool msl Design SA 26642-sf�_ Req Volume 30$02 le Prov Volume 37569 1 cf ORIFICE CALCULATION Avg Head = Flow Q2, cfs Flow Q5, cfs No of Orifices Diameter, inches Drawdown = 071 ft 0 178 cfs 0 071 cfs 1 2,00 weir H x W 4,0 days FOREBAY Perm Pool Volume= 4572273 Req Forebay Volume= 9144 546 Provided Volume= 941565 Percent=0.6°a SA Elevation= Q2 Area = 6 31 sq in Q5 Area = 2 52 sq in Orifice Area 3 14 sq in Q= 0 088 cfs in x I in COMMENTS Surface Area, Volume and Orifice are within Design Guideline; DETENTION POND ANALYSIS FILE NAME G IDATAIWPDATAIWQSIPOND1050907-1 WK1 PROJECT # SW8 050907-1 REVIEWER R Gordon PROJECT NAME Point South DATE 19-Sep-05 Receiving Stream Cape Fear River Class SC Drainage Basin Cape Fear Index No 18-(71) Site Area 23 22 acres Drainage Area 693 square feet Area = 6 88 acres IMPERVIOUS AREAS Rational C Buildings 5909100 square feet 095 Streets 729800 square feet 095 Parking 9616600 square feet 095 Sidewalks 709600 square feet 095 square feet square feet TOTAL (f1.0 square feet Rational Cc= 062 SURFACE AREA CALCULATION % IMPERVIOUS 56 61% SAIDA Ratio 1 76% Des Depth 75 Req SA 5288 sf TSS 90 Prov SA 11771 sf VOLUME CALCULATION * place a "1" in the box if Rational is used Rational ?* Des Storm 1,00 1 inches Rv= 056 Bottom 9 5 msI Perm Pool 1 msI Design Pool 18 5 msl Design SA 4073 s Req Volume c Prov Volume 1677 cf ORIFICE CALCULATION Avg Head = Flow Q2, cfs Flow 05, cfs No of Orifices Diameter, inches Drawdown = 069 ft 0 081 cfs 0 032 cfs 1 1,50 weir H x W 15 days FOREBAY Perm Pool Volume= 4572273 Req Forebay Volume= 9144 546 Provided Volume= 941565 Percent= 2Q.t7�la i 40. SA @ _ .r VV\- cos 5 S 5 �- Elevation= Q2 Area = 2 90 sq in Q5 Area = 1 16 sq in Orifice Area 1 77 sq in Q� 0 049 cfs in x I in COMMENTS Surface Area , Volume and Orifice are within Design Guideline: NC DCNR - DIVISQN OF WATER QUALITY 2B 0300 0311 CAPE FEAR RIVER BASIN Classification Name of Stream Description Class Date Index No Rollins Branch From source to Buckle C,Sw 09/01/74 18-68-22-1-2-3 Swamp Creek Bear Swamp From source to Rollins C,Sw 09/01/74 18-68-22-1-2-3-1 Branch Field Creek From Black River to Lyon C,Sw 04/01/59 18-68-22-2 Thorofare Bulldog Cut From Cape Fear River to C,Sw 04/01/59 18-68-23 Black River Catfish Creek From source to Cape Fear C,Sw 09/01/74 18-69 River Indian Creek From source to Cape Fear C,Sw 04/01/59 18-70 River Clabber Branch From source to Indian Creek C,Sw 04/01/59 18-70-1 Cherry Tree Prong From source to Indian Creek C,Sw 04/01/59 18-70-2 Mulberry Branch From source to Indian Creek C,Sw 04/01/59 18-70-3 Otter Branch From source to Mulberry C,Sw 04/01/59 18-70-3-1 Branch Mill Branch From soruce to Indian Creek C,sw 04/01/59 18-70-4 CAPE FEAR RIVER From upstream mouth of SC 08/09/B1 18-(71) Toomers creek to a line across the river from Snows Paint (through Snows Marsh) to Federal Point Cartwheel Branch From source to Cape Fear SC,Sw 04/01/59 18-72 River Toomers Creek From upstream mouth to a WS-IV 08/03/92 18-73-(1) point 0 8 mile upstream of mouth Toomers Creek From a point 0 8 mile WS-IV,CA 08/03/92 18-73-(2) upstream of mouth to mouth (City of Wilmington water supply intake) Northeast Cape Fear River From source to Muddy Creek C,Sw 09/01/74 18-74-(1) Barlow Branch From source to Northeast C,Sw 09/01/74 18-74-2 Cape Fear River Lewis Branch (Williams From source to Northeast C,Sw 09/01/74 18-74-3 Millpond) Cape Fear River Horse Pen Branch From source to Lewis Branch C,Sw 09/01/74 18-74-3-1 Rattlesnake Branch From source to Northeast C,Sw 09/01/74 18-74-4 Cape Fear River Polly Run Creek (Deavers From source to Northeast C,Sw 09/01/74 18-74-5 Pond) Cape Fear River Ladds Branch (Whitfield From source to Polly Run C,Sw 09/01/74 18-74-5-1 Pond) Creek Wolfscrape Branch From source to Polly Ann C,Sw 09/01/74 18-74-5-2 Creek Jumping Run Branch From source to Northeast C Sw 09/01/74 18-74-6 Cape Fear River 48 TopoZone - The Web's Topographic Map Page 1 of 1 0 0.3 0 6 0.9 1 2 1.5 km 0 01 02 03 04 05mi Map center is 340 07' 24"N, 770 54' 43"W (WGS84/NAD83) Carolina Beach quadrangle M=-8 96 Pro]ection is UTM Zone 18 NAD83 Datum G=-1.635 http //www topozone com/pnnt asp9z=18&n=3779661 51348494&e=231434 32131196&s=48 9/19/2005 01,►f1912005 13 56 9102519188 BILTMARK CORP PAGE 02104 i NORTH CAROLINA NEW HANOVER COUNTY POINT SOUTH PROPERTIES LLC LIMITED LIABILITY COMPANY OPERATING AGREEMENT THIS OPERATING AGREEMENT (the "Agreement") made as of the' day of July, 2005 by and among the undersigned sole member of POINT SOUTH PROPERTIES LLC, a North Carolina limited liability company (the "Company"), such member being hereinafter referred to as a "Member" and collectively (if there are more than one) as the "Members" WITNESSETI1 WHEREAS, the parties hereto desire to organize a limited liability company to engage solely and exclusively in the business of the acquisition, development, investment in, leasing, and sale of that certain real property described m paragraph 3(a) below, NOW, THEREFORE, in consideration of the mutual promises, covenants and agreements contained herein, and other good and valuable consideration, the parties hereto agree as follows NAIb E. BUSZ SS,AM REGISTERED OFFICE AND AGENT The Member hereby forms a limited liability company (an "LLC") Under the name of POINT SOUTH PROPERTIES LLC in accordance with and pursuant to the North Carolina Limited Liability Company Act, N C G S Chapter 57C (the "Act"), to engage solely and exclusively in the business of the acquisition, development, investment in, leasing, and sale ofthat certain real property described m paragraph 3(a) below, and the conduct of only those other lawful activities which shall be necessary or incident to the foregoing limited purpose The Company shall not engage in any other activities or business except as set forth above Upon the execution hereof, the Member shall execute and file or caused to be filed an Articles of Organization on behalf of the Company in the Office of the Secmtaty of State of North Carolina The Members shall do or cause to be done all such filings, recordings or other acts as may be necessary or appropriate from time to time to comply with the requirements of the Act or otherwise as necessary for the operation of LLC's in the State of North Carolina The Company shall promptly reimburse any cost incurred by the Members in connection with the foregoing The registered office of the Company shall be 1510-A South Third Street, Wilmington, New Hanover County, North Carolina, 28401 and the registered agent at such address shall be Robert J Hollis The principal office of the business may but need not be the same as the registered office 450579 MISSTR 003TA 09/19/2005 13 56 9102519188 BILTMARK CORP PAGE 03/04 2 T RM The Company shall begin as of the date of filing the aforementioned Articles, and shall continue perpetually unless sooner terminated as provided in paragraph 15 of this Agreement 3 cAPITAIy; LUBIl✓ITY OF NEMBERS (a) The Company is formed to construct apartment units on a certain tract of land currently owned by Rivage Properties, LLC located in Wilmington, New Hanover County, North Carolina (the "Property") The Member shall contribute the right to acquire the Property and cash as necessary for the startup costs of the Company as a capital contribution to the Company Title to any property acquired by the Company will be taken in the name of the Company Accordingly, the initial capital interests in the Company shall be as follows MEMBER CAPITAL JNJEREST Mark L Maynard 100% (b) Each Member is personally liable for has proportionate part (determined with reference to has interest in profits as provided in paragraph 4(a)) of any capital contribution required for continuation of the Company business as determined reasonably and in good faith by the Manager as provided in paragraph S(a), In the event that any Member refuses or fails to make any such required capital contribution within thirty (30) days after written notice ofthe Manager approval of the additional contributions, then such Member (the "defaulting Member") shall be in default of this Agreement and the other Members and the Company shall have any and all remedies available at law or in equity as a result of such default, including without limitation the right (upon the affirmative vote of a majority in voting interest of all Members other than the defaulting Member) to expel such defaulting Member from the Company, in which event the value to be paid for the defaultingMember's interest and the manner ofpayment shall be determined in accordance with the provisions of paragraph 12 of this Agreement In addition, but without limiting any such rights or remedies of the other Members or the Company, the other Members may, but shall not be required to, contribute such deficiency to the Company To the extent that any Member does contribute any deficiency to the Company for the Member failing to do so, such contribution at the sole election of the contributing Member(s) shall be deemed to be either (i) an additional capital contribution requiring adjustments to the Percentage Interests as set forth in the next paragraph, or (ii) a loan to the defaulting Member repayable on demand which shall bear interest from the date of such 450519 M155T8 00ST13 -2- OV19/2M 13 56 9102519188 BILTMARK CORP PAGE 04/04 IN WITNESS WHEREOF, the parties hereto have signed this Agreement under seal as ofthe day and year first alcove wnttcn -�� — ,_z (SEAL) ARK L MA POINT SOUTH PROPERTIES LLC (SEAL) By (SEAL) MARK L MAYNARZ, Manager 450319 MIS5TS OOSFB -26- 13 56 9102519188 Bdtrnark Corporation PO Box 1229 WhIngton, NC 28402 910-251-5030 910.251-9188(0 BILTMARK CORP To: Robert Gordon From, Rob Hollis Fam 350-2004 Pages: 4 Phone-. Date: 9/19/2005 RA- Point South CC.- PAGE 01/04 0 Urgent ❑ For Review ❑ Please Comment ❑ Pieria Reply ❑ Please Recycle Operating agreement as requested 'OFFICE USE ONLY < y a* > vt Date Received Fee Paid Permit Number State of N Department of Environn Division of STORMWATER MANAGE This form mwy be GENERAL INFORMATION 0. ling l Re V � j i S f !Q�t is ty If-AP4& aFftF`" n IN, as an or iginal owl 1 Applicants name (specify the name of the corporation, individual, etc who owns the project) 2 Print Owner/Signing Official's name and title (person legally responsible for facility and compliance) MarkA Hard m4 We & 3 Mailing Address for person listed in item 2 above P 4. 8nw 122Q CityyY�l►M+n _ _ State �Zip 2f d2 Telephone Number 251 ~ 530 _ _- 4 Project Name (subdivision, facility, or establishment name - should be consistent with project name on plans, specifications, letters, operation and maintenance agreements, etc } Poet 5 Location of Project (street address) rr 1`I` rP 5k iS Po ��� Sit if�i ved s -1v 1tl -h6w b 4 Dr. City , IrA; ►lf�_..,. County griever -- 6 Directions to project (from nearest major intersection) Go West OLPFOX, 0.76 +-+0 �Vm �nlersa�a� of Gina%nq 4- E�A s / �1 7 Latitude I� �l 3V' a7'Z4 It Longitude _ W l% q' of project 8 Contact person who can answer questions about the project Name a! Telephone Number (�a _} 3q2"' 5� 0.�T — - II PERMIT INFORMATION. I Specifv whether project is (check one) New RenewalModification Form SWU-101 Version 3 99 Page 1 of 4 r„+i 'i i i it ,.. ' J t ' ,'r7' , ' �I V sy _, � �r � IL • ��1 r.., , r � r` .. r r Qk ,} 1 i •�'.li^ �J:I r �� r {'� J t f f a + ! s • � e 3 z k 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 High Density Redevelop General Permit Other 4 Additional Project Requ ements (check applicable blanks) CAMA Major v Sedimentation/Erosion Control 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 1 In the space provided below, summarize how stormwater will be treated Also attach a detailed narrative (one to two pages) describing stormwater management for the project _51* Wit r w II 6 6tW in 2 we4— Ao1i1�U' 2 Storrnwater runoff from this project drains to the 649 Fey River basin 3 Total Project Area Z � . I acres 4 Project Built Upon Area y ay % 5 How many drainage areas does the project have? 2- 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 Receiving Stream Name o Cap Fe4t, Receiving Stream Class SC .5'C Drainage Area b, $$ 13 it ac. Existing Irm envious* Area -r' --� Proposed Im ervious*Area 3,H 4L 7, 3 4c % Ln ervious* Area (total) 5 7 % 51, 73 !4 dirt envious5iiare fLrea . Diair►ageAieau<�RDr'anit i�^+fin \'i ge t1rea 2� 3 On -site Buildings q oil ftz On -site Streets 7 Zi$ 51 2,3$ 41. On -site Parking 6 ! bb 140 225 On -site Sidewalks Other on -site +"Xj P°a� 7 0 6 13-175142 Off -site ? �7147 Total Total 3y I, o z7 * Impervious area is defined as the built upon area including, but not Iimited to, buildings, roads, parking areas, side-zvalks, gravel areas, etc Form SWU-101 Versno❑ 3 99 Pape 2 of 4 , t5` x L'rx r L ,r ^� r � r 7 How was the off -site impervious area listed above derived? Cat qA 'rein 54t,�p�gyy , 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 t ary significantly, a table listing each lot number, size and the allowable built -upon area for each lot must be provided as an attachment The following covenants are intended to ensure ongoing 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 No more than square feet of any 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 Built -upon area in excess of the permitted amount requires a state stormwater management permit modification prior to construction S All permitted runoff from outparcels or future development shall be directed into the permitted stormwater control system These connections to the stormwater control system shall be peif077ned 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 clang 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 forms) listed below must be submitted for each BMP specified for this project Contact the Stormwater and General Per=ts Unit at (919) 733-5083 for the status and avarlabilrty 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 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 1 Please indicate that you have provided the following required information by initialing in the space prop ided next to each item Initials • Original and one copy of the Stormwater Management Permit Application Dorm St�% • One copy of the applicable Supplement Form(s) for each BMP • Permit application processing fee of $420 (payable to NCDENR) • Detailed narrative description of stormwater treatment/management _- &,.., • 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 e4sements, pipe sizes, runoff calculations - Drainage areas delineated - Vegetated buffers (where required) VII AGENT AUTHORIZATION If you wish to designate authority to another individual or firm so that they may provide information on your behalf, please complete this section Designated agent (individual or firm)) 1 !N►{ k Mailing Address 113 Apydri Ui� City Wilyh4idlen State Zip 18 U _ Phone 312 — 52 93 Fax ( i0 312— 52d3 VIII APPLICANT'S CERTIFICATION 1, (print or type name of person listed in General Information, item 2) 4P certify that the information included on this permit application form is, to the best of my knowledge, correct and that the project will be constructed in conformance with the approved plans, that the required deed restrictions and protective covenants will be recorded, and that the proposed project complies with the requirements of 15A NCAC 2H 1000 Signature Date 0AR,k 2 2&b Form SWU-101 Version 3 99 Page 4 of 4 Permit No n wn State of North Carolina Department of Environment and Natural Resources Division of Water Quality STORVIWATER MANAGEMENT PERMIT APPOCATTON FORM WET DETENTION BASIN SUPPLEMENT This form may be phofocopted far use as an o?iginal _ S`ormwater Management Plan Review ,'¢ iete stormwater manage«itaL �s,cuc �u�. :�"' x�-���"" '^ ar.r+lir-ohnn fnrm a Wet detention basin ��tent for each basin design calculations, and plans and specifications showing all basin and outles - rc detai is --ROJECT LNTOWN ATION ct Person Je-4 Akko PASS' _ - Phone Numbef �1 3 4 " 5L 3 ;elects With multiple basins specify which basin this work -sheet applies to N8�1�- 2 c7, 01I S Bottom Ele% ation -,ent Pool Elevation - t -ar} Pool Elevation -7 anent Pool Surface are area ---4- ,ous .area 1,Q ft a�S Cc ft a� _ ZM N sq Ft R 0 ac 7.13 ac (floor of the basin) (eleratn017 of the nrtface) (elevation of the discharge structure merf7ou) (water surface area at the orifice elei ation) (on -site and off -site drainage to the bam?) (on -site and off -site drainage to the basin) 'Y ?'CS -- ,,-rent Pool Volume 327. TS cu ft (combined volume of main basin and forebay) orary Pool Volume 37 _55 $ 5 cu ft (volume detained above the permanent pool) -az Volume _ 23, � ��� cu ft (appioxinwtely 20% of total volume) ' ,� � pat[ttrietets 2, f 6 i-,cter of O-rifice -n Rainfall - TSS Remo,, al'- 2- (surface area to drainage area ratio from DWQ table) to (2 to 5 day temporati pool draw-do-v n required) to %n (minimum 85% requited) 3\v-102 Rev 3 99 Pa,-e I of 4 }� r--r us.rg the Division S AMA tables, the correct SAIDA ratio for permanent pool sizing should be computed based upon th, � iiia1 impervious tic and permanent pool depth Linear interpolation should be employed to determine the correct value for nc z_neard tpble entnes ne 20 coastal counties the requirement for a vegetative filter may be 1a�av ed i f the wet detention basin 3s desi'med to prop is TSS removal The NCDE\R BLIP manual providee design tables for both 857c TSS removal and 9057c TSS removal rr .�rr�r rr r�r+r� �.r�r�� rn rr�rr.-.�r� ,. •.• 14 IL,-V L,3 %.111i1 t I -c Following checklist outlines design requirements per the Stormwater Best Management Practices Manz C Department of Environment, Health and Natural Resources February 1999) and Administrative Co S,cuon 15 A NCAC 2H 1008 e] in the space provided to indicate the following design requirements have been met and supportu -r,_iLrisntation is attached If the applicant has designated an agent in the Stormwater Management Pern -�7 ,.,cation Forth the agent may initial below If a requirement has not been met, attach justification. -licants Initials a b _ Jb d _ Al" e f �M Cr k The permanent pool depth is between 3 and 6 feet (required minimum of 3 feet) The forebay volume is approximately equal to 2017o of the basin volume The temporary pool controls runoff from the design storm event The temporary pool draws down in 2 to 5 days If required, a 30-foot vegetative filter is provided at the outlet (include non -erosive flow calculations) The basin length to width ratio is greater than 3 1 The basin side slopes above the permanent pool are no steeper than 3 1 A submerged and vegetated perimeter shelf with a Slope of 6 1 or less (show detail) Vegetative cover above the permanent pool elevation is Specified A trash rack or similar device is provided for both the overflow and onfice A recorded drainage easement is provided for each basin including access to nearest ngl, of -way 1 If the basin is used for sediment and erosion control during construction, clean out of the basin is specified pnor to use as a wet detention basin m A mechanism is specified which will drain the basin for maintenance or an emergency IR 1 .� ET DETENTION BASIN OPERATION AND MAINTENANCE AGREEMENT T et detention basin system is defined as the wet detention basin pretreatment including forebays and the atcd filter if one is provided T 1, stem (check one) 0 does Wdoes not incorporate a vegetated filter at the outlet. stem (check one) 0 does ddoes not incorporate pretreatment other than a foreba,c F _ -102 Rev 3 99 Pa-e 2 of 4 - dance actiN,sties shall be performed as follows `ler e,.cry significant runoff producing rainfall event and at least monthly inspect the wet detention basin system for sediment accumulation erosion, trash accumulation, �ecetated cover and General condition Check and clear the onfice of any obstructions such that drawdown of the temporary pool occurs within ? to 5 days as designed :.pair eroded areas immediately, re -seed as necessary to maintain good vegetative cover, mow vegetatiN cotter to maintain a maximum height of six inches, and remove trash as needed l-spect and repair the collection system (i e catch basins piping, swales, nprap, etc ) quarterly to ,, amtain proper functioning Zcmove accumulated sediment from the wet detention basin system semi-annually or when depth 1s ,eddced to 75% of the original design depth (see diagram below) Remo,, ed sediment shall be disposed o4 in an appropriate manner and shall be handled in a manner that will not adversely impact water qualit e stockpiling near a wet detention basin or stream etc ) `'lie measuring device used to determine the sediment elevation shall be such that it will give an accurat, depth reading and not readily penetrate into accumulated sediments When the permanent pool depth reads 5, n3 feet in the main pond, the sediment shall be removed ',Vtien the permanent pool depth reads ' � 3 feet in the forebay, the sediment shall be removed BASIN DIAGRAM ffll in the blanks) Q Permanent Pool Ele-,ation.5 �,u"ment Re oFal El Ut$7 75 0 - --w- - Sediment Remo%al Elevation M7 751% Bottom Ele anon% ------__- _---- ---------------------- ----. -- Bottom Me,,ation�� 25% FOREBAY MAIN POND Remove cattails and other indigenous wetland plants when they cover 50% of the basin surface These ri2ntc -,hall be encouraged to grow along the vegetated shelf and forebay berm l{ the basin must be drained for an emergency or to perform maintenance the flushing of sediment Lnroueh the emergency drain shall be minimized to the maximum extent practical --r-m '�VVL-102 Re% 3 99 Pat-e 3 of 4 440, lI ccrnncnents of the �,ei derent�on basin system shall be maintained in good "orking order I-Cl,Wledge and agree b,, m-, signature below that I am responsible for the perforrnance of the seven :ante procedures listed above I agree to notz{y DWQ of anti proolems with the s,-sterr, or prior to any to Lhe s3 stern or responsible part TMe responsib,e part; should riot be a horneo« ners ds�ocianon unless more than 501J� of the lots have been sold and a resicent of the subdi,�ts,on has been nwned the president a Notary Public for the State of _ 1C: t"j1t'L I tf , r Of L�fAj-j do hereby certify that --bn ( L I iC.i.d .. ,..,,...,.. ,. ,... . - -;'l, appeared before me this )C, day of 1 4O l� 't `l� , and acknowledge the dire 1-1 of the fcraoinc, w et detention basin maintenance requirements Witness my hand and official seal 1 I SEAL Lr sston expires L'�-�Ok { _ tl , L — l P2 Rey 3 99 pace 4 of 4 � �/ Y1055 NiC - �1.24 u�. are os6�� C�= 43 f! i Iry. Arm 7, 5ce (4.4r�C L{iE' 1��S��v p 9. �6 4 � � �tl L. 1- - APR 1 3 2006 BY - h � P r /9 s �3� n ' use q .� ���� 7 - o Ts5 !.9 o,a.lQ _ :nimr�tr fed Wtace_ z area 4t P i' — 0.01 T 63, 1 I vie Yap: T�f, Ui��(tA�z��� /( J 4) r izl0, 5I`)(13,11(q 5n'()) 29) 072 f, T Surfga qr,,j fw,4e4 19 Pp = 2 3) 4 �~ h c j -79 .11-4 ^�;� r � (1$67%' 23i 3 � — j, 20 ft) e i. 5i i��' '{� I tri ST � O f O I , � :i � v f � _ � jf J US � I z 172200 = 0,1Q cis $ a7 ���{tip _ �.ob c's } j f fire arr, ice } 1 %� D, 5 - J �� - 0.73 T C} A , ' �; — Q, � /'r (")' , JF2- 2, , o173 E I' i j /? 71 , T 0,098 ' I �t'e� 1 I y;� #�� z r�tt V9 � �r — ('� 71 2 — �7 - 23J 1` S. 7" 3 I i -1 Q� +yt 74 6 f71 r3 221 ,] z r�41n fin, r� , i �� ' k F$3) t 23 3 = A ill 357 55 � / VO5' Dr,i��s�•e �re�t � ��'�� AIL,( a� are sik) �` rv7 — 7,, $3 ha �6. qC qfQ OR ` 5"Je) , CIS— 13, Ei' 7.53 m = I 7 i Y , { Q /� 5 � 7 5- i�� ° � �� V i1 I 1 J 7 _7� f� ��/ri � r I f ' - f 6, 0_! q r � �1 n Mzlrn grI'lCp ar'e(l 4f r = 4,Q 1`g' , (13� t! [' �, hj = 101 S!`l volo f � - 0,0001((0)� C, 5"a VG utn� = ztrOF 5� (l3,11� (� n 1 =- Sur�cearea f*y,jej @ JPP = 23,43� >' ReJ f# Im 07$ (19,079-23)4N — 1.20 Use, !, 5 T ?" y 1 `"' C` cormor —! 0 �f�,$ 172 800, = 0,162 cf} 932JO00 0,065 c�s 1 ' J C.i = Ca 14 2S _ 0, 6 /m 2)z� 2 (3 2, 2� i�, 7 — U� � 2 � `� crl 1 6,71 �i rf`JJ1 0= J i;gl35 , V iarEy� = 2 4j711 ! r� 22-t l3,z21 � ( (1gLT 1312 21 } I _ 2 5 g3) t---�--� i Ta 4+3 vG�t� (8)490 23 Il(S, 7 lI1,3S7,�5 �