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<br />I, ~ <br /> a <br />1 a <br /> . <br />1 ~ <br /> ; <br />1 A <br /> ~ <br />1 . <br /> , <br /> , <br />1 ,ll <br />1 i <br />1 ~ <br />1 j <br /> . <br />1 j <br />1 ] <br />1 1 <br />1 I <br /> ft <br />I 1 <br />.' <br />I I <br />1 ] <br />I J <br />1 I <br /> <br />r-- <br /> <br />r-- <br /> <br />Fig. ) ':-rn,l '::'...b1.:.... I '.;~ll~'... the In;:iu"';l;::f P'll:Lu:n..-;; ".1:<1 [[It.' CllJ:V\'~ llU~d).~'",s <br /> <br />for t"h2 vJrj'.)'I:.: l'ii:d-:'J:~~ dc.~~j.~~,Il;_::_jUJls. .1;~ '~,'.::lJ :-.IS ;..:. C(\f::f'juslte ..:_urvt.~ !ll..n:1DCT <br /> <br />for ~ht~ (-~nt.:.r...:' ....':Jt'.:rs.lb~, <br /> <br />Dne to l;!l:d Jt:'\h'l.i.tt' :1 Ll L: i'n..-i '1; iD:! L.li"(-.) ..1 <br /> <br />LII" r~iJi'.:.rnl or::.-L1hi?C';: .is <br /> <br />blocked. jn IH.l::J(~r(oIj~l placc~3. FieJ.rl irl:.:rJc(;I~:i.O!l ,)t th":... .1r~.;:.~; lndiC'.atc3 th"'l.t <br /> <br />'..'hj_le therE! is :,...)jil'? UE-.tentJon of flood....;,lter l.n lhe::.l?: [d,"eaS, tbc \'c-"-'~-::e <br /> <br />15 in3t~nifica~t CQill1Jarcd to the I:o~al runoff irG!n the design f!.Qod. T~i5 <br /> <br /> <br />an.::~lysis assu:ned 00 routing effects fcom J.;;b-~ C3nal l'Zt'scrvoir Nc. 1. <br /> <br />The reservoir has bec:l givL~n a 1-'.i/],11 haz:ljd rat. i113 because of tbe <br /> <br />proximity of th0 carn etllbanlJrh~!1t to the tm,;Il of \..Jill.:lsor and tte resultj:1g <br /> <br /> <br />prob<.iuiJlty of Jo:}~, oi J1fc i.f th.~ c.L..;rl ~mb;lJ1kment werl~ to fa.il. <br /> <br />Qes~t!~~Er[l~ <br /> <br />Since thi.s dr.1.in3.ge area is loeated east of the 105th Mericli':'-El, we <br /> <br /> <br />have used J Pc()bnble Maximum ~looJ fur that 3rea ns outlined in the U. s. <br /> <br />Bureau of Kec l..-llf..J tion 's l~.~~J._r:.l.l_~9._[__ Sl~alL..~~_:~":;.. This d02~,ip,n f1_ood wo:;; b.lsed <br />c..n'a i)-holle, 1.0.-sr:i1..lJrc-miJc n.dnf:1l1 at' 21.5 inches. <br /> <br />Connutc<t fl('1c~~s <br />____L_____~.__._ <br /> <br />l);;sed O!1 tl-->,:' 1,.}~1t(:rDht:'r] c.h.lnll:terlst.ic<:: J tbe rai!1fal'.s, and th:;. c'.)~:lputE:.d <br /> <br /> <br />CU!.,,'C nt..::::bc.'r:.:;, lh.: pl:'~,".k (lf1'J,' for U"\{' Pro!J,'bl:~ t.f:1Xl.I;W~ ~-;'lco:l t-'.;t3 CCIT1.F:.'tel. <br /> <br />Tabl(~ ::! ::::hcw::: :1 SUI,!;i-\;lry of tlil.~ e<ll.cl,l::tli-Ji1S flr:d l.-'i~~. l~ s}'o...;s the cl'mV..1;:.ac <br /> <br />Jes Lgn f 1,,<..,]. <br /> <br />ConclL.;;h: \s <br />----..------.-.-...- <br /> <br />The <br /> <br />T..~~;UIL__. o( t:h.~~~ ~;lrdy it~ !iC1.I':(~ t:l:.l a :-;ri.1_1'..,1:~Y <br /> <br />I l' <br />0.101L.'1 ~:.L: <br /> <br />d.:~:(~,1,:;J <br /> <br />based <:'tl the Prr~b.:1Lle ~b:.::h:\um 1+'100.1 oC 1:.,:,OlJ cfs ard il \':)It:;~(' (:of 3,~'on <br /> <br />acre-fel!t. <br /> <br />-2- <br /> <br />R(<;OURCE: CON<;ULT~I!T<; INC <br />