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<br /> <br /> <br />----- -~--- <br />UNITED STATES <br />DEPARTMENT OF THE IN <br /> <br />BUREAU OF RECLAMAT <br /> <br />EC~IFE8 <br />'llQjj~ <br />CO"'" 1'0: <br />IlOl.ln to <br /> <br />R <br /> <br />To: <br /> <br />Assis't&nt CoiIlmi8s1on~r &....-~d I:ci.ef 10.; <br />Attentior:.: D-?C~.-=' <br /> <br /> <br />RF.C.K)!"C.A.L {)f""F'C1:::... REGION <br />P 0 HOX .)60 <br />SJl. l. T LAKE ell Y 1(1, LJT AM <br /> <br />IN fftPLY <br />"E~E" TO 4-')(XJ <br /> <br />1 <br /> <br />,-- <br /> <br />-7,; - <br /> <br />t"'""1 <br />,$)1 <br /> <br />r-,-l", <'"-; <br />l t.O j <br /> <br />'7.)". <br />~-~ <br /> <br />;,,' <br />, <br />10 ~ <br /> <br />. <br /> <br />- <br /> <br />Fro,~: Regiona~, Dire:+.o-,', salt Lake City, ' <br /> <br />Su:'ject: L'1flow De.igr. Flood for l>L"" ~sa DBnsite--Cl.L'Ct"Wlei Unit-- <br />Colorado River SiJ''X'a.ge Prcject ::Ac"-ir~e: Chief i;evell./pmeut <br />Engi;eer's lee e,er (of September 2, ~))t) <br /> <br />for uae in the pl:"lplU'atl,," :;t fl:le.l deBigr." win eol ;UlIlk~ fer Blue Meaa <br />Demalte, ve rec:orrmen<l approve.l of U,e inflow 1p;;1/(0 flood pres"nted on <br />Plate 1 in the study transm1, ted. to 'clB by the """ject Ie', tel:', The ,iesigo <br />flood recoIlSlleooo.d for :llue Meaa has <oJ) iosta.'1ta.necus }<:'Ll<. of ,,3,600 cfli <br />and infl"" \01UUJe6 as foUu....s: <br /> <br />5 -{],a;. <br />15-cay <br />30-~ <br />60-dAy <br /> <br />29c, ')IXl AF <br />839, (J()) Ai' <br />1,5&\0')) Af <br />2,62G,ClOC Ai' <br /> <br />The divers1on-dur1ng-coIlstruct1'Jn hydrographa presented on Plate 5 of <br />the .t\Ay referred to above are also reco_!.lc\ed for approval.. They <br />are BUII&lIaI"12 ed as toll ow 6 : <br /> <br />Recurrence <br />Interval <br />_ (Yr..) <br />5 <br />10 <br />25 <br /> <br />Peak <br />l~~ <br /> <br />17,100 <br />20 ,000 <br /> <br />V 01 Ullle 8 <br /> <br />1<~ <br /> <br />12],000 <br />140,000 <br /> <br />(~-- <br />2~~ <br /> <br />320,000 <br />367,000 <br /> <br />Your cOIIIII8nts '0/111 be apprec1ated. <br /> <br />'7J' <br />~~ / '7 ~ <br /> <br />..-Em. el,~ <br /> <br />Copy tOI <br /> <br />PrOJ. CClIllIt. IzIir.. CJuIm1eon. Colo. <br /> <br />-.>'p:, <br />i' <br />. . _~ i <br />,,..~ "!} <br /> <br /> <br /> <br />1961 <br />I · <br />. <br />DIrt Of <br /> <br />