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<br />50
<br />
<br />RUED! DAM AND, RESERVOIR, COLO.
<br />
<br />As described earlier, the co,t of the cheapest single-purpose "lter-
<br />native reservoir is considered to be the value or bellel1t. of municipal and
<br />;nduslrial wtiter. The selected alternative ;s the Plaeita sire on the
<br />'Crystal River above Carbondale, Colo. Annual bene!its would be
<br />$415,0.00 for a 50-year ana.lysis and $323~0.00. f?r a 100.-year an:,lysis.
<br />As mdicated prevIOnsly, annual benehts anslIlg from llood control,
<br />fish and wildlife, and rccre:tt.ion :tt RlIedi D:tm and Reservoir are
<br />,$11,500, $1i2,OOO, lmd $80.,000, respechvely.
<br />
<br />Benefit-cost arullys;8
<br />Comparison of t,hese annual bene!its with those portions of costs of
<br />Ruedi Dam and Reser\Toil' assigned to western-slope lIses of water re-
<br />sulLo.; in benent.-cost ratios of 3.2H tv 1 for n. !)O~year period of illUt.lysis
<br />lmd 3.[)7 to 1 for a 100-y,"'" period. The ]:ttter period is well within
<br />the useful life of the damlllld rescn.oir. The denvat.iOll of these rat.ios
<br />follows:
<br />
<br />Period {lf811.,ly~is
<br />
<br />Item
<br />
<br />50 ~'e:J.r~ , IOIJ ~'N.r3
<br />
<br />ID\'e~tnlent: I
<br />
<br />r;~:::::.':'~:';,;i,oo";;;uCii;:'::::::::::::::::::::::::::::'::::::::::::' ~ :~:,\,;: 1_ ~:;:':
<br />AnIlll:11 cost.~: I I
<br />EI!lIl..alflntOrrnvestmf'nL_._____.-_______ ________________________.____ Hl,l:olOU [,50, IOn
<br />D,ull aliI] reservoir ul'l'mtioll. mai/HCnalH;C, :)nd rep)[l('cllll~r1f___.____ ____ :I.70U :1. 7(1(1
<br />R('crC!ltJon ()1'€'flI~i(,n, fnuinf€'lInllC'c, and r€'pbc('IJ1t'I1L_._________________ IlI,SIJI) {(I,flGO
<br />A"nu:;::,:~;;;'mmnn..n. .n' .nn n'" "'mmm,m I--~I 1<i4,300
<br />ft~);j1t~~lr~t~u'~::,':~:,~I~:,:,:: ~~:::: ~~:: ~~:': ~ ;~:::~~~ ,:~~ :::~:::J :g i~ I :rt i~
<br />
<br />ll'",fir:~;~,;;II,;; ~ ~ ::::::::~ '~:: ~~::::: ::: :::::::::: ::::: ~:::: ~::::~: ::: :::: I C;S,:'~~ 1- 5"';"~
<br />
<br />~
<br />I
<br />I
<br />
<br />C08t "llocation
<br />The port.ion of costs of Ruedi Darn a.nd Reservoir assigned to '..'est.
<br />em-slope uses is alloeable to t.he pllrposes of municipal and illdustrial
<br />water supply, flood cont.rol, !ish and wildlife, and recreat.ion. With
<br />resped to reerellt,ion, exist.ing pohcy provides t.hllt the alloe:tt.ions be
<br />limited to speeil1c or sepantble casts. These costs include $55,000 for
<br />:mmimum basic reerention facilit.ies a.nd a.nnual ope-ration, ma.intenn.nce,
<br />,and replaeemeut. costs of $10,500. Interest dllrini( eonstnwt;on for
<br />t,he.% recreation featllres was not ealculated since tl1ey could be built
<br />.and placed in service within 1 year.
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