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MINEBK00315
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Last modified
1/6/2009 9:54:42 AM
Creation date
11/18/2007 12:02:42 PM
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Mine Books
County
Clear Creek
Volume
10
Document
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<br />The loading shoots are cr4glank. The underground tramirg is <br />by hand, using iron car, 12 lb. T rail. 18 in, gunge. The <br />drainagr_ ie by tunnel, and the ventilation system is by <br />connected surface openings end is sufficient. The shaft <br />i <br />is divided into twc compartments, provided r•ith ladderray, <br />safe, secure and accessible, containing ccmpresced nir pipe. <br />~i with no landings. The shaft is used as a winze. The <br />second exit is through the shaft to ':he surface, also i:hrough <br />125 ft. lev?1 to surface, and is readily accessible/ The <br />underground lirhtina is by candles. <br />• STF.TISTIC3. <br />ho. ft. in shafts, 525 <br />cost por ft. .~Z5 <br />no. ft, in t~anels 1570 <br />Cost p^r ft. ~8 <br />Cuo ft, in levels 54U <br />Cost per ft. 6 <br />IDo. .`t. in de'*elopment 2635. <br />The ~rork dorinr past year has been mostly by Lessees. <br />Averare no. men employed 8 <br />c:at cf fuel per ton ~6 <br />Averare assay ^alao of ore from v5 to u500. <br />Cost por ton of transporting ore to smelter a3. <br />~~ ,~ ,~ ~~ trectmort v` ore ~5 to V9.50. <br />The company carries inds~nity innirance a~rninst accident in <br />the ::art^ord Co. The mine is a regular producor, working <br />continuously. Send blanks to A. s: Comstock, drawor g, Idaho <br />~ Spric!gs, Colo. The lesaoos pay from 25 to 40 Por cent not <br />ea royalt, upon ~•alne of ore extracted. <br />
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