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<br />143:1 <br /> <br />-e <br /> <br />(Initi(ll Development) <br /> <br />Irhte~io.ls <br /> <br />For the Ilection between Twin Lo.kas o.nd Wapo.co, concrete o.ggrego.te <br />IIaterbls oJ: good quo.lity ~y be found o.long the Arkansas Rive~. Suit- <br />able mnterialll for the aectlon between Wo.po.co o.nd the So.l1do. Power Drop <br />my be foulli in ne(ltby lllll.lvi:J.l terro.ce deposits. Imt:ervious and t:er- <br />vious mater~ls for the potentio.l Twin ~es Dnm would be obto.inable <br />from II borrl7K pit about 3 miles sol.lth of the dOll\, o.lthough screening <br />would be required. Some rock screenings may prove satisfactory for rip- <br />rap, but it would be necess(lry to obto.in most of the riprnp IlIlterial <br />from granite cliffs about 6 mile. from Twin lakes Dt:-.mBite. <br /> <br />------ <br />----.--- -- <br />. . <br /> <br />. ~ -- <br />------ <br /> <br />~ <br /> <br />_ ~~=~-~~~ _ ..:::De~=~l".ocd _ --:;.,~",",-"::c'--=--=-=---~-_~: -- ~-,_<" <br /> <br />"--- <br /> <br />-- <br />--- <br />._------ <br /> <br />..--------..------- --- ---- - - -.- <br />"- ----.-.-- ---.-._------ ------------- <br /> <br />- . <br />- -. <br /> <br />~----~ - <br />-----~---------~~ <br />. - - -- <br /> <br />e <br /> <br />- - -- - <br />- - - - - - .. -- - .. <br />.--~-,- '':T~-=hydr'6gro;'ph'--r6''cfui~rrom't he-=-H~olog;CDTVIsron=:rorit~TW;(ii="- -.- <br />Iclces Roservoir-lticiws- il. 'mo.X1mIllD'-1nflaih)r-3~ 100 seeond.feet.-In-o.ddi-c:-- . . <br />tion, II constant flow of 200 SEicond-feet wo.s formorly e stinnted for' the <br />Elbert Powor C(lno.l which empties into the lUke. The Chief Engineer, bw <br />routing the se flaws through the re servoir, obto.ined 0. m(lximum Bp1l1wny <br />dischnrge of 2,640 second-feet. Subsvquent to tho reviow by the Chief' <br />Engineor tho co.pc.oity of tho potentio.l Elbort ?ov~~ COIlI(ll w:'.s incre(lsed <br />to 350 second-feet. Tho incre(lBe of 150 second-foot in mo.ximwn ini'lo.y <br />would, therefore, increase the JIIO.ximum spillwo.y di soho.rge to not more <br />than 2,790 socond-feet. <br /> <br />Construction period <br /> <br />Construction of tho Arkllns(ls Power Co.nal could be o.ccomplished <br />within 0. 3-year poriod which is o.bout .tho length of till16 requirod for <br />tho construction of the potentio.l Twin r...kos Ihm. The Twin L(lkos Ihm <br />should be completed within 0. fow months o.fter the Elbert Pavor C(lno.l <br />. WDuld bo finishod. Tb...,t soction of the Arko.ns!ls Power Co.no.l betweon <br />V{o.pD.CO and So.l1do. could be comploted in o.bout 2 YO"-rB if required, <br />theroby linking o.vdlo.ble 0. lo.rgc po.rt of the pOl"lor o.t o.n oa.rlior do.to. <br /> <br />--e------------- -- <br /> <br />-------1 <br /> <br />20 <br />