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suntntn►tv or• itrsu[.Ts <br />PROPOSEI) DI;TENTION SYSTEM <br />Total Arca ot'Shaw Crcek Condominiums.......... <br />Less Upcn Spacc Arca to Rcmain Undisturbcd:... <br />Less Bypass Arca :................................................. <br />Equais Total Arca Tributary to Detention System: <br />NATER OUALITY (G-htONTl�I STOIiM <br />.............................................. <br />.............................................. <br />.............................................. <br />............................................. <br />.......... 1.873 Acres <br />..........0.182 Acres <br />.......... 0.225 Acres <br />.......... I .46G Acres <br />Total Volume of Storagc Requircd :..................................................................................... 2.824 cf <br />Volume of Storage Reyuired in Detention Pipe (85% of Total Volume) :........... ............... 2,400 cf <br />Volume of Storage Provided in Dctention Pipe :.................................................................. 2,410 cf <br />Dcsign Wnter Surl�ce Elevution :........................................................................................... 505.30 <br />Volumc ef Storage Required in Vegetatcd Treatment Ccll (15%ofTotal Volume) : ............ a24 cf <br />Volume of Storage Provided in Vegetated Treatmcnt Ccll : ................................................... h52 cf <br />Design R'atcr Surfacc �Ic�•ation :.......................................... ................................................ 503.80 <br />21'GAR STOR�1 <br />Pcak Discharge for Prc Uc��clopcd Conditions (Rctnincd Arca).Q�, :............... <br />Pcak Dischargc for Prc Ue�•clopcd Conditions (Rypass Arca),Q�,h� :............... <br />Peak Discharge for Developed Conditions (Bypass Area),Qa�nv: ••••.•••••••••••••••• <br />Allowable Releasc Rnte Prom Detention System, Q, _(Q�, +Q..n� )�z - Qa�n�� <br />Pcak In(low to Detcntion System :..................................................................... <br />ProposcdRelcase Rate :..................................................................................... <br />.................. 0. I 0 c fs <br />......... ......0.01 cfs <br />...............0.02 cf's <br />...............0.04 cfs <br />...............031 cfs <br />...............O.US cfs <br />.................508.20 <br />..............'_'.4d�1 cf <br />.............. 3.'_ G i � �' <br />Design �4atcr Surfac� Uc��uon .......................................... ................................. <br />Approximatc Drsipn Volumc of Storagc Providcd :.............................................. <br />:\pprosim:��c l�utal Volumc ol titor;�g� Pru� ided :................................................. <br />I11 1'�Al2 tiTOR�I <br />Pcak Discharge fur Pir Drcclurrd ('nndi�ions IRct:�incJ Arc;�).(1�•� :............ <br />Pcak Dischargc Ibr Prc Dc� clopcd Condilions (13� pass Arc.t).Q,.n� :............ <br />Pe�k Dischar@c for De�cloped Conditions (I3��pass Area).Q�,nr� ••••••••••••••••� <br />:\Ilu��•ahlc Rcicasc Rntc f�rom Dctcntion System. Q, = IQ,•.+Q.�n� 1• Qa,n�: <br />Pcak Inflo�c to Uctcntion S��stem :.................................................................. <br />Proposcd Rcicasc Ratc :.................................................................................. <br />Dcsign �1'atcr Surface Elcvation :................................................................... <br />Approximatc I)csign Volumc of Storagc ProcideJ :...................................... <br />Appro�im.ite Total Volume of Stonge 1'rovided :......................................... <br />...............0.�4 cts <br />......................U.03 cl�s <br />......................0.05 cts <br />......................0.?? cls <br />......................0.51 cls <br />...................... 0. I G c fs <br />........................ SOR.7G <br />..................... =.850 c( <br />..................... 3.805 cf <br />10 <br />IZ <br />