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i ,,, <br />i ~: <br />i~ <br />is <br />~ ~'' <br />i ;i <br />•' P <br /> <br />.! <br />~I <br />I. <br />~~ <br />`~ <br />~ ;i <br />~. <br />fi ~ ~~ <br />Ores shipp•x1 to :olorado City, <br />E X P L O S I V E S <br />Dupont 40¢; fttee Z.L. wooden tamping bars are provided <br />far employes; explosives are stored in mzgazine provided <br />for that purpose alone and is located 150 ft, from morking <br />shaft;averay a amount kept in storage 50 lbs. Magazine <br />is a frame Iron covered 4 X 6, Pine is provided with a hot <br />water heater for thawi.mg powder. <br />3S L td I N G, <br />Main shaft is a 4 X 8, 425 ft, deep, cribbed with 3 X 8 ; <br />World+s Fait• shat't 4 X 8, 184 ft, deep, oribbed with 3 X 8; <br />1!illex shaft, 4 X 8 in the clear, 320 ft, deep, timbered <br />with 8 X 8 equel•e sets; HOISTING,, through tunnel, <br />State code of signals employed. • <br />T U N N E L <br />ldain tunnel 250 i't, long, 9-1~~ X 6-12 in the clear, <br />timbered with square seta,. <br />LfINF. 1tE,THODS, <br />Overhang. stoping; hr.rri. drilling is employed, .Timbering by <br />etulle, lagging eng eouare sate; timbexe ueed native <br />spruce ang pine, Condition of timbers good. Chutes are <br />loaded try gravity end by hand, Underground tramming by <br />esrs zng 8~ T-rsil track, Ventilation is good, Noxious <br />gases arc met rith Nature of same C, O; 2, Sanitary Bondi <br />tlon is fa 1r, Shaft in dividoa into two compartments, <br />and provided ~^ith ladderway,~9hlch is eafe, aoc:ul•e and <br />aoeeaeible; landings are provided in lsdderway not to ezoeed <br />20 ft, apart; there are no winzes are manways connecting <br />levele, ldanway is shaft la kept in repair and equipped <br />with 1a99e~~, Y.ine Y!ee but one exit foZ• ermployes,hut it is <br />readily aoceeaible to employee. Light6ng underground by <br />c andl ea. <br />~ ^ / <br />