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.g. ,,! f. <br />~ _ ~ i <br />xu <br />~p S <br />5 <br />~1..: I~ <br />'.~~'~ F. <br />~,. <br />~'" t <br />Y1 j <br />1 <br />f <br />~Q . <br />' ~' <br />• <br />r '~ ~~ <br />,~ <br />ryj <br />l <br />~~ <br />ta.. ~~ <br />i s. <br />r, f <br />"~: a i'i <br />'i ;'' <br />'~ <br />~i.. ,,t . <br />Exchequer - 3 <br /> <br />Dn Font 40p powder. <br />bars se used. Explosives <br />not kept IInderground. The <br />storage is 200 lbs. This <br />from rorkiao>s. Levice for <br />boiler. <br />German Z Z fuse and wooden tamping <br />in excess oY one 'day's supply are <br />average amount of explosives kept in <br />Ls stored in a dugout a good distance <br />thawing powder is a double hot water <br />I~iIbT I II ^>~I: D E;I Ei I:tE TH OD S <br />The IIaln opening is a tunnel 1200 feet in length with 400 <br />feet of crosscut. leis is where work is carried on at the present <br />time, both staping ar:d drifting. The method of ore extraction <br />is over wand stoping and drifting by hand, both single and double. <br />T"ne IIethod of timbering i3 stalls and square sets covered with <br />lagging. The timbers are red spruco preparod by hand, and are <br />sufficient to secure safety.The system of ventilation is natural.• <br />Drainage- is a ditch on one side of the tunnel. <br />''. <br />I' <br />i; <br />~; ~ <br />' :'t <br />~ ! S T d T I S T I C S , <br />rb~ <br /> ~ <br /> <br />~~ <br />9 Total number of Yeet in drifts 1200. Cost <br />per Yt. 15.OU <br />'} <br />`` :' ' ' <br />, P Total number oY feet in crosscuts 400. Cost <br />per ft. yp20.00 <br />" <br />~ j Total nwnber oi• foet in raisos 80. Cost por foot X10.00 <br /> ! <br />`Dotal number of, Yeet in development 1680 <br />. ~ overage tonnage per month ZO tons. <br />'; `I Average assay value oro por ton X50.00 <br /> <br />f <br />~ <br />"I . <br />Cost her ton mining oP oro ~10.U0 <br />~ ~;, Cost per ton transporting ore to railroad X4 .00 <br />,~ `;` Cost per ton treatment of ore ;;7.00 <br />i, <br />t`i " <br />~ _! Cost oY powder,l7~ per lb. <br />~ ~ <br /> <br />~ 'j= I~en eurgloyed; <br />,; <br />;'+ ~ <br />~x; <br />3 miners y3.50 Yor 8 hours. <br />~ ; <br />~% <br /> <br />.~~~ ~ <br />! <br />, <br />1 trammer u.00 Yor 8 hours. <br />