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<br />. <br /> <br />.' <br /> <br />.1 <br /> <br />that there will eventually be about seven or eight lJower plants <br />of enormous capacity in the c~nyon. <br />."j.'he pOIVer cor,lpany putting in the upper dam which will <br />provide the necessary ston'.ge fond put the River under control <br />will oontribute enormous benefits to subsequent developments <br />below in threo ways, us follows: <br />"First: Sub.sequent dams below will not cost as much mo <br />build, as the very eX;Jsnsille means req';lired for taking care of <br />the seasonal floods during tho construction will not be meeded. <br />The floods ;-'ill be controlled bJ' the upper dam. <br />"Second: ~he sybsequent )rojects can be operated at a_uni- <br />form rr;aociml'm Lead whereas this oannot" be done at the upper d::ID1 <br />as the Clffectille head there will Ilary with the amount of v,ater <br />in storage. ~he same heirht of dam and flow of water at a dam <br />_ below will probably halle SbODt 60 par cent f'lore power capacity. <br />on the aven'.se. than the upper dam. <br />"'~hil'd. and most important of all. the Ilalue and ca)8.city <br />of a hydro-electric dellelopment is l!lrgely determined by the <br />amount of power it can d.eliller during the low water season. 'l:he <br />average flow of the Jolol'ado is about sellen times the minimum <br />floL', and the 1l:01ue of u. subsequent cL8velopmel1t below will be <br />increased many fold by virtue of the first dam and the great <br />storage back of it. <br /> <br />\ <br />