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r~ ~ j <br />ohaira are employed; oage guides are 4 7C 4 Oregon pine; <br />i shaft at all statuona is provided with guard rails <br />and is aeoured by pillars of ground on eaoh aide suffi- <br />uient to insure saf&ty; all minzes and mill ho lea are <br />oovered ar aurrounddd with guard rail a; <br />T UNN EL. <br />', l[altl opening is a 6 JC 7, timbered ~.vitn tunnel seta, <br />j 5280 ft. long. Nine Methods, overhand filled stopea. <br />Piston and stammer drills are employed.; timb>ring by <br />atulla and lagg ing; "timbers used apruoe and pine, and <br />oondition is good. ohutea are loaded by gz•avity and <br />by hand. _ Underground tramming, oars and 8, 12 & lu~ <br />T-iron rails; traokage 15,840 ft. Ventilation by oon- <br />neotion with other ruinea and is auffioient. Noxloua <br />gases are met with, 0.0,-2. San hazy oondition is Pair. <br />Shaft la divided into *hree oompartmenf6 and is providA <br />with ladderways whioh are safe, seouz•e anfl ao^easible; <br />larrilnpa are not provided in ladderway, straight lad~r <br />only there are winzea and manwaya oonneoting levels, <br />and at least one is kept in rFrni~ uul equigged •rrith <br />lad~tera; mine has more than one exit for employea,by <br />oonneetion •~ith the Howard shaft, the Biroh abaft, <br />which ere readily aoceasible to eraployea; lighting <br />undorgrotin~t f>y ehotriDlty and Dandles; <br /> <br />Average tonnago ner month 1,000, <br />Total number of feet in ahefte 17;;5 <br />Cc.+± T''r foot X20. <br />Total number of feet in tunnels and adita 5280 <br />Cost per fbot $15. <br />Total number of feet in drifts and levels 31,480 <br />Coat per foot gs. <br />Total number of feet 1n cross cuto b,380 <br />Codt ydr Foot +j 9. <br />Total number of feet 1x1 winzoa and raises 1,000 <br />cost ner foot ~9. <br />Total number of feet in developrnant 42,303 <br />