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8 <br />N <br />b <br />..eptem bar 2U, lyGG <br />710 Road j5•B <br />Fall satle, Colorado 81526 <br />'.Illly :rank, Project Goordlia for <br />Bureau of IoM Y.a tagesent <br />..h Ste diver Resource (.rea <br />F.C. Box 928 <br />Recker, Colorado 81&1 <br />-ear ilr. Frank, <br />I read, with Sntereat, rho proposed solo ES on raining m[ whcoll to <br />Sn the Fic ea race Dasln Sn fife '..olf RSdga ~orpontlon -~I::. <br />Veveloyment of the vales ble re::ourcea Sn FSecance daeln xhould, <br />S rtleed, bra encouraged through Lnnovatlve ventures such as <br />proposed by the ,:olf Il Sdge Corpan flan Dace use the lntor- <br />mirt;led resources of o11 shale, raheollte std Qavsonl to are <br />currently o! lit tie comaere Sal value antl yet offer a tremendous <br />future potential value as th Ls retton's xesourcan an furtheY <br />deple Vd, rewurce matugers should proceed vlth great tautlan <br />1n any and all develo Anent of thLS untqua cuff to of racoon es <br />The saline zone Sn the PSCea nco dash 1s befog dissolved <br />avay evmY so slowly due to a tlallcate three-fold balance <br />betvean, (1) fnsn grouts ester, (2) highly saturated voter <br />at the dl-solution ear Caca, am ()) the uppaYmost part of <br />the nlghly soluble sa ll ne nlnenls at the contact polo t. <br />Caving from the proDased project viii cause dLsturtances <br />to tnSs delicate balance by Sncreasl n5 vaLer floe et the <br />dlc solution surface end x111 cartaSnly increase the rata <br />o! lc xhlnT of salts (nahcolite-std lam bicarbonate aM hallte- <br />aodlum thlorlde) from this saline Iona. Tha result viii <br />be to dissolve some of the solid as ll ne Yesourca antl to Sn- <br />crease grcu Mvater degradatlan. Ca ving am suWldence of <br />the ova rlying all shale Yesourca viii be Curther encouraged. <br />the rate of leacnlne viii tncreasa vl th addlt Latal subs Sdence <br />and the subsequent fracturing o:' overlying o11 shale strata. <br />The :,i~ neglects to address the veakenlrag effect of hot proeeae <br />vateY on the Sntegrity oC the overlyl rag rlth oil stale area <br />robe of Sts stn to dl reetly above the Yesulting aolu Llon cavltles, <br />ImpoYG rat also, Ss the face that a relatively long yartod <br />of elevated temperature exposure of the adjacent supporting <br />ntxvcture (Ail LtYS aM rooC) are urd the developing solutlan <br />cavatler will Curther Bete ric ra to rho rack stye q;th Sn these <br />important rupportl rag ctruc CUres. ,ubsaquent coolleg around <br />the ~olutlon cavltlcu will bra quite slow due to the sloe <br />thermal coMUCtlon of the re malnl rag structure. She net eCtect <br />56. <br />60 <br />8 <br />1e long term expoeura to elevated tempera fuzee , resulting <br />Sn poorer cock auypoxcing npabll Stfae of the ovsrlyltgl structure <br />eurroundittg solution cave ties that in cuyposed to limit Cho <br />effect of the solutlan nlnlryl on the overlying o11 cha le. <br />Because o! Lha quite close proximity of the solution eavatles <br />to the overlyirvp dissolution surface of iha saline tone, <br />12 Sa hlrhly if ke ly as -`„::-, Sr. ': lgure w-i of the L..I J, <br />the! dole torious caving aM subsidence aM the resulting <br />fracturing into the leached tone viii occur rather quickly. 66, <br />Th1o fracturing mill load to ground eater degrade tton and 80 <br />Bali ns zone leaching at a rate quicker than projected Sn the <br />::I~ <br />The gouMntar eM cubsltlence sonl caring proposed t'or this <br />davalopment Sc severely deClc lent CNy tnzough an ea tensl va <br />gtountln ter moral taring pro~am, both up area down LTatllent J <br />Eros the project, viii the early deleterious e[Cee is be de- <br />tected soon enough to avc Sd disastrous effac is on tF.a mlronl <br />resource and on gi0urwvacer. <br />lty concern tai Arafura irk failure is oared, not upon <br />Sole specula flora, but on la bon toffy tla to shoving lov tenpen tore <br />s ttvctunl to Slurs of o11 stole reported by Cm1th and rohnton, <br />(A.C..^.. Pteprlnta, DS v. of Foal Chee., vol 2l, .. o. 6, IyJb, <br />pp. 2§-jj,) and on experience vith ::1~ ratcrt roef fats ate <br />at +1a ct C-a AiW 4celdental'e Logan .ash facility. (Th le <br />nech.nlea for such failures lc brie; ly descr]bed Su a note <br />at the and of this letter.) in fact, concerns far lcv temperature <br />roof ltilura prompted a research proposal to oval a to structural <br />failure of le rge D1 ocps cf all male at l0u tempera tuxes. <br />Oeeldantsl las obn Sred ecve nl patnntt on proced,uea to <br />control hca LStb ai overlyl n5 ctrzta above their hl;, retorts <br />during 1gnf LSOn, because Of their eanarlente vlth tool falls <br />d ur Srig Sgnitlon <br />Tree yotentlal problem of deleterious effects on the o11 stale <br />reeou rte vas also ayptoprla rely taken into account ly the <br />nYlteYS of the cod Sun lease as evidenced by wording 1n the <br />sod lam lease designed to protect the 011 stale ('_ee zectlon <br />1. c. on page b. •j-2 of this ~I:.). <br />In summary, I an concerned :hat Cho development plan dons <br />not adequa rely protect the extens Sve suite o[ mineral resource= S6i <br />or the grow ndva tat. The monltorlrT plan 1s not adequate 80 <br />to detect problons before terl ous de,;Yatlatlmn occur=. <br />Lose, CI1 shale 1:.mS nations throughout the Grvcn itiv ar ion,a LSOa <br />