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<br />-. <br /> <br />- - <br />------- <br /> <br />=-=-". ._--~ --: - .. <br /> <br />~--- <br />......-- -- --- <br /> <br />. <br /> <br />.- <br /> <br />1_43G <br /> <br />(T~1r~ic. :7..]"'! 0 1 f)2;:_1(j~~) <br />---- <br /> <br />Spod.::.l I' ",F: ~~ <br /> <br />Rough tcrro.in in 50m3 u::"'nC'.s C1nd sevaro wintor "\~roathLr \"lOuld pro'u- <br />ably give rise to SIJf!18 spoci-':Jl :?r~}ulur..s d".1ril':F; 1';0.:.1'__.2. C'on;.:-t.r'J.ction. Con- <br />struction of thcc~; pertio" cf -,;ha ("l"a:'_ "e"'" C':ln::,-':;" mighb be o,"pecially <br />difficult becc.us8 of the steep side 0:1e"0s,- <br /> <br />According to tho Chief BngL'1e8":', :liffiouH:' ITC_y bo ono'y,or:torod in <br />mt:.king ths onlargud Tvdn L'J.~ce3 i{0S0:"~V0ir ti:)r~" Tho sL-,pc -:;.C -thr:: w:J.ter <br />tc.blo o.:vm.y from the s-~n~8.m elnnnGl: <3:lpe.:}i.:d.J.y 2-t t;l-:} ~ i;:;h"t c,butmont,l <br />suggests the possibility of a dcep pel'c-olcttion Fe.':11 lncedy;,,,,>; the lat- <br />oral moraines forming tho a. butmunts: Tho cl~;i .~''':' fOlmdc:.tio.n::::;. exec pt f:or <br />the $Urfo.co rocessional mor2ir~0 mJ.tcri.:.l undorlyin~ tl10 con~or portion <br />'of~thec:do.m, o.p peE'.'r s=very;:,pQ!"ous~frorFre sul-ts-'ef-tho-~l-irr,it e d. dri-Iling~ <br />wol'.k;--'::'T he=C :1:i_e f~E;ngliCoJol'-=in=lu's=j:ci1:i.2,-i~Sto. t o-s"tn::'.t~'t!!o:.yo. tcr-l1~d'ing=: - _-_ <br />- abiU!,y:::'e=fc:.~-_T~ ~oryc ir___f~ri:od=:f,iI.e.i~sj. Ill; c tho~l~tcr-Jiu-,=f~ co -=- sc-~"",_-8?~!o c:t::__ <br />. vtiil;;-noc~d)to-,-bc:;.--piovc<L-]jy':_ao.ai:ffciiljT.~vostIgc:tiori~.-. ILsnould::j,j=- -__~ <br />.pointed=0!'t'i=however.,-U1:'-t.::85:-fee.t=i sothe-_hoight::.of_-_thc=noITle.'Lwe.tcor-' _ .~ ; <br />_ surfa-co--'--of-the-iiat'cn t i,,-l-r c'servo ir-':" bove-t oc-ne. ture.1-1o.ke.-T he-existing- <br />dam, c-onstructud about 1905, ho.s re.isud tho \'l e.-cor surfc.co of the natu-, <br />rC\l lake som.] 2"S-fcot c..nd.. in tho opinion of tho 1tugiol':!:'..l Geologist, <br />scdir.cnto.tion ms r..2..dc tho c~iGting rusorvoir C\rc.<l r08.sombl~- 'cightl\ <br />Tho nornal wetter surfaco of tho petcntio.l r'os~rvoi,' weuld, thereforo, <br />be only 60 feot etbo',e the oxisting spilhl"-y and it is believ~d tlr.t en- <br />lc_rgemcnt of tho present reservoir to produce a st'.tic hor.d of only 60 <br />foet en the unsiltcd portion of tho r.oraino,l cnterial would not c'cuse <br />excessive loukngo. <br /> <br />Tho Board ef Enginccrs, on cemplet;.0n of thoir field inspoation of <br />Twin I.c.kos Detnsito and borrew pit "roo, deoided further co"sider"tien <br />sheuld bo given to the problen of exc-essive soc-pago ~1d tho neccosity <br />to incrcccse the oxtent ef thc blc.nccct. Ofhis dc..':\ cstir,1:'.te which was re- <br />figured by tho Chief EngLlOer ia Decenber 1947 to solvo thoso problons <br />is includod in tho ostine.te for this sec-tien. <br /> <br />Project works <br /> <br />Snowdon Divorsion Ce.no.l <br /> <br />This canal would bJ censtructvd to c-onvoy,-rater diverted fror. tho <br />Arkansc.s River e.t Snowdon, o.bout 5 miles south'lGst of Leadvillc, to tho <br />--enlarged-Twin-'Lakos'-Resorvoir'; -- - -- - - -------- -- -- ------- ---- <br /> <br />21 <br />