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MINEBK00129
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Last modified
1/8/2009 8:41:34 AM
Creation date
11/18/2007 11:55:16 AM
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Mine Books
County
Lake
Volume
16
Document
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w .. _ <br />(2) <br />Nining. <br />The main opening is the * Valley shaft,°whioh is 300 feet in <br />depth, and hae~in the vioinity of 3500 feet of levela,and up- <br />raieea,oonneotiona are made with the New Monaroh mine on the <br />south,and the Silver Spoon shaft on the north in the bottom <br />level. <br />Hoisting. <br />same as method employed in reports of 19i2-13. <br />Mine methods. <br />Same as repasts of I912-i3. <br />Timbering. <br />Square aetta,ariba,and atuils(auffioient)undergrottnd tramfning <br />men ,with ordinary mina oars on I2 lb.to the yard rail. <br />Drainage-Amount of water dealt with in galons per minute:-70. <br />System employed:-Eleotrio pumpe.Ventilation:-Natural drAft-good <br />Exits. <br />Shaft is divided into two oompartmanta with good ladder ways. <br />Conneotiona ere made with ad,~oining properie» on le~~ela. <br />Lighting ~uiderground:-Eleotriaity and candles. <br />St atistia». <br />Average tonnage per month:-j00.-Oroas tonnage per .year:-x400. <br />Developement:-No.ot feet in ahaft»-450.Oo»t per foot:-#In.00. <br />No.oP feet in levels,and oroae outa,and raises:-4000.Oo»t,#k.00 <br /> 1[en employed. <br />2 1(eohine drilimon. #4:00. per day. 6 hour shift. <br />IB 1(inera. #3.00. " " 6 " " <br />2 Timberien. #3.50. " " X " " <br />4 Trammera. #3.00. t " <br />2 Topmen. <br />#3.00• " " <br />K~ <br />M <br />M <br /> <br />2 Engineers. M M <br />=4.00. ~ M M <br />I Blaokamlth. #3,50• " " K " r <br />I Foreman. #5.00• r r K " " <br />Average Ne.ef men employed for the year:-32. <br />Average eaeny value of ore per ton-lIK.oO.oost per. ton mining <br />ore_13.25,Coet per ten transportation and treatment :-15.50. <br /> General remarks. <br />Same ee reperte of 1912-13. <br />
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