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<br />SEQUENCE OF <br />REPAIRING A-4 <br />TURBINE RUNNER <br /> <br /> <br />~' <br />... <br />J <br /> <br />., " <br /> <br /> <br />:!. <br /> <br />jf'., <br />'. <br /> <br />the TII('M)1l Suh!>tatioll. was pllt ill st'r\'ict' ill ~larch, 196U. TIlt' .Hldition of <br />~Iarall.l Substation mOT(' than (\tll1hlt's Tri~'(}'s cap.lcity to takt' PO\\'t'r from <br />tIlt' I'arker-D.l\'is system. ,Iml Tril'o's load 011 the systt'm has iIKft',\St't1 SlIb- <br />st.mtially sim:t' this subSt,ltiuII Wt'llt into operatillll. TIll' ,\riI.OIL,1 Public <br />St'T\i~'e Company is pl.tllnilll~ 10 imtall all a(lditiml,,1 trilllslumwT in the l',S. <br />BUft',LII of Ik'(:lamatiuu\ ~l.lri<.'()pa Suhsh\tioll tll ..upply r,lpidIY-t:xp.Lf)t1in~ <br />loads in that ,Ift',I. Tilt' Company is also builtli11\,: ;l llt'W !>lIbstatiun 011 till' <br />l'ark<;'T D..lIll.Ba\1,d,td trammissiou lillt' to ..N\t' a resort tlt'n'lopllU'lLt just <br />helow I'arl..t'r Dam OIl the Colur,ldo IEn'r, anti has ft'(llIestt-d I)('nnissioll <br />to !rot'rn' adtlitioll;llloatl in tht' Itl\~t1ad lllillilll~ an',I. .\II of ttll'St' IW\\ lo.lds, <br />ami illt'ft',bt'S in prest'llt loads, aft' ht'ill\!' addt.J to a tr.ULslllissioll system <br />aln"LtI~ 11I'a\'il~' loadt'd. <br />TIlt" I'arkt'r-D;l\'is IXJ\\t'r Systt'lH opt'r,\tt'd satist'actoril) thrnu\!,hout tht' <br />Yt'.IT, ill 'pitt' of tilt" \l'ry bt..I\~' loads ptll't'd 011 it durin!:!; tht' spring and <br />SlImult'r mouths. .\s the :\uthority\ loads and otlwr loads on tht' s~ s- <br />tt'm ha\ t' groWl!, dost. sllpt'T\isioll ami lllutinuolls tli'>patdLing of hydro <br />anti steam gt,Ilt'Tillioll ,lIId lo;tth on tilt" sph"lll ha\(' ht,t"Omt" int"Tt'asingly <br />important. <br />Gt'nt'r.ltill\!, l'nils :\.] alltl .\-1 in I!non'r power pLIIlt. whi('h are ~lssi\!,Ilt't1 <br />to tht' :\uthority for liSt' in l!I'llt'r~ltilJ\!, its 1I00\('r em'rgy, han- opt.ratt'd <br />s<ltisbd()ril~ throudlOut lht' year, .\ routine shutdown of thl'st" units for <br />illspt't,tion <llId minor nuintt'lla1ltI' in (ktuht:r. 1960. ft'\('alt"t1 large nt'W <br /><Ut';IS of plttinc: from C3\"itarioll Oil tht' lurhilw hladt's. .\1 tilt' time of m.Ulu- <br />f,ldure, thosl' fXlrtiulls of tilt' hbtll':\, whit'h Wt'rt' 1110st Iikt'ly to s!llfer ("a\"ita- <br />riOIl damag(' \n'Tt' inlditl \~ ith sl,tin\P.ss sted to millimil.t' s\l(."h {l.llna~t'. <br />16 Durim: the v'H'ral YI',If' tll tlrM:r~\tion np to thi!ro tinw, Ilt'W ;lfl'as of {',I\ itation <br /> <br />