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<br />ANNEX I <br /> <br />Suggested Procedure for Developint"l 'I "Representative" Prismatic Channel <br /> <br />1-1. Introduction <br /> <br />. <br /> <br />Routing th'! d'lM break l'laorl ",ith these non-dir~'!nsioMl l1r~nh~ is a <br /> <br /> <br />three step process. The procerlure in the m~in body of this report i~ the <br /> <br />final step. It refJuirl!s two !lreviolls st"ps a~ fOllo~'s: <br /> <br />The irrel1ular natur1\l topoGr~!,hy Must t-" tr~nsforml!d into <br /> <br />a "representative" !,ris"'~tic ("h'lnn"l <br /> <br />?nr1 <br /> <br />The c'l"fficil!nt5 th~t ar" r"fJ'Jir!'1i to "'<rr..5~ th!' <br /> <br />resultirig cross section shap". flow Vp1'lcity, ~nrl flow <br /> <br />depth Must he non-rliM..nsinn~1ized. <br /> <br />The follov'ing ;Jrocerlur<' is 1\ stJn~..stion for nt:C'OI11!,lishin'J th"se bID <br /> <br />steps. It is dl!siqned to preserv~ th" pot!'nti~l !''lerI1Y slop.., the head <br /> <br />on the dam ~t f~il ur", the resprvoir vnl u!"P, and the di stance frnM the <br /> <br />dam to the point of interest. Notation is the S~.Me as th~t USl!rJ in the <br />main body of the report. <br /> <br />I-?. Represent~tivl! ~trfam ~lope <br /> <br />Plot a strpam n"rl prnfil" frnm th'! IJnstr"am "nli of th.. res!,rveir to <br /> <br />th!' downstream pnint of interpst. Fit 1\ sinnle, str~iqht line throuqh <br /> <br />the rlntted nrofil!' in slJch ~ M~nnpr th't th!' ~v"r~'1" rotential ('nerny <br /> <br />qr~dient is Maintained. <br /> <br />This r"nresent.s S ~s illustrated in Fin, !-l. <br />o <br /> <br />. <br /> <br />1-3. <br /> <br />Renresentativ" Rpsprvoir Lennth <br />, <br /> <br />, <br /> <br />"~rk the location of thp r1a"l neil'll:' ani\lyzerl on t'1(! stre~m herl prafil.. <br />anrl plot the reservoir rl",v~ti"n fnr conliitions at th.. time of f~illlrp.. <br />'~easur.. the head, Yo' frOM thp ronl p.lpv~tion to t~p r.hannel bed elevation. <br />Plot this head above the So profile. <br /> <br />61 <br />