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MINEBK00804
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Last modified
1/5/2009 10:01:03 AM
Creation date
11/18/2007 12:18:12 PM
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Mine Books
County
Boulder
Volume
12
Document
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A1Son - 7. ~ ' <br />i <br />a - <br />' M I H I H G & M I H E At &-: T HOD 9- Contin. <br />~ There are no chutes. <br />1 <br />Ondar~;.oaad tramming in the ehaYt ie done by hand. <br />3tsel Duokete and wood trollies on a trackage oY 18" gunge <br />and 8$ T rails are need. The same kind oY trackage ie need <br />in the tunnel;bat Truax steel oars are need instead oY buckets. <br />~ Tramming in the tunnel is done with mules. <br />A Bo'. 7 Cameron steam pump stationed at the 100 level <br />in tho Alton ehaYt is need Yor pumping. The amount of water <br />dealt with is 3 gallons per minute. The capacity of the pump <br />is b~000 gallons eery 24 hours. <br />The ventilation is natural and snYZioient. Ao noxious <br />gases are met with. <br />• The eahitary conditions are good and e11 61d timbers <br />have been removed Yrom underground. <br />j There is but one exit Yor employee in the Alton ahaYt. <br />~~ AII upraise has boen started. <br />Candles are need Yor lighting nndergronna. <br />-9TATI9TI C3. <br />Total nnnbor of teat in ahatte~ 1&b. Coat per Yoot, ~2b. <br />1 " w " " " tnnnBle~ 1846. " n " 1B. <br />~~ " " " " drifts, 1400'. " " w 9.~ <br />" <br />j " w " " cross-onte~ 180. " w w <br />. 10, <br />" " " w w <br />winsee~ 40. w n w <br />__ <br />Cost of tnel per toe. ~4.7b. Average poet per mon.~17B. <br />" " timber -- __ -___ <br />~ " " " " b0. <br />" " steel. per lb., .11. " " " <br />" 2b. <br />" " 011 por ge1.• .7b. " w " <br />w ldi <br />" " powder, por lb.. •13}• w " <br />" " E00. <br />" transporting supplies to mines 2b ote. per 100. <br />Averngs assay value of Yiret clues ore, $94 per toe. <br />Coat per toe treatment smelting ore, ~7. <br />Coat per Loa transporting ore to Denver. Colo. ~,~~ <br />.:i <br />
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