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til'I'F. IIYIIKAULIC ANALYSIS <br />1'otal Sitc Dcvclopmcnt nrca = <br />13uildint? Devclonmcnt (Wcst Campus) <br />13asin A(Wcst sidc of Wetmorc) _ <br />Gxisting Pcrvious = <br />f3xisting Impervious Arca = <br />I,l = 123' @ 3.25"/0 <br />Proposcd Pcrvious = <br />Proposcd Impervious Arca = <br />Parkin ��, I.cri 1)cvclornncnt (I:ast Camnus) <br />Rasin 13 (liast sidc of Wctmore) _ <br />Bxisting Pcrvious = <br />Gxisting Impervious Arca = <br />I.I = C2' a 22.6'% <br />L2 = CG n 3% <br />Proposcd Pcrvious = <br />Proposcd Impervious Arri = <br />P2 = l.i <br />P I 0 = 2? <br />P100 = 3? <br />A. DI?SIGN CRI"Il�?RIA <br />0.894 Acres <br />0.4128 Acres <br />0.1588 Acres <br />0.2539 Acres <br />0.045 ilcres <br />0.3G71 Acres <br />0.4817 Acres <br />0. 2470 Acres <br />0. 2347 Acrrs <br />O.OG31 Acres <br />0.41 R6 ncres <br />'I�hc City of 13vcrctt Drainagc Ordin:mcc ducs not rcquirc that storm watcr �rom nc�v <br />impervious sm•faccs crcatcd by dcvclopmcnt within thc downtown Combincd Sewcr Arca <br />bc dctaincd. Normally a Santa l3arbara Unit I lydrograph Mcthodology would bc requircd <br />to sizc dctcntion to mcct thc requircd relcasc ratcs. liowcvcr, thc rcquircmcnt is <br />suspcndcd l'or thc downtown urca whcrc tlic pubiic storni facilitics arc Combincd Scwcrs. <br />Por lhc sakc of this projcct, runoff hydrographs liavc bccn computcd to vcrify thc <br />contrihution liom �hc cas� and wcst projccls respcctivcly and to vcrify tlu adcquacy of <br />pipc sizing. <br />d <br />J.C.\qcl)onncll 1{n:�inccrine. PC <br />