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'I <br />~7 ~~~~~I ~tj i~ <br /> <br />~ Davy- Pourtales - 3 <br /> <br />~I {Il '!~ I 5 9. P L 0 S I 0 E S Contin. <br />i li <br />iI ,.~ ~ <br />~ <br />days supply are not stored under ground. The average amount <br />( ! of expboeives kept in storage is 1000 pcunde. This ie stored <br />.Ili <br />I( ~ in a magazine about 500 ft. from anp buildings, sad ie used for <br />;i <br />~ ;'I !I <br />this purpose only. The device for thawing powder is a regular <br />i <br />~;i'~ <br />I hot water thawer. <br />~ ~ <br />11 ~j ' <br />I .h ( <br /> <br />L' I 4J INA G Q N D MI <br /> NE -META 0 D S. <br />! u,!I The main openings are two cores cut tunnels 300 Yt and 185 <br />~ . } <br />( <br />I ft. long where they tap the Bulldozer vein. There is 1000 ft <br />~(~' ~ ,~ !-~ <br />~~ of drifting done on the 185 tunnel, and ebme atoping done through <br /> <br />'. <br />;~ j!; ,( to the surface. It is in the 300 ft. tunnel where work ie carried <br />Ih( ~! <br />1'~ ~ <br />" on row. Drifting ie being done on the vein by machine drills. <br />~; <br />,i~'(4i ~ <br />I I This tunnel ie 100 ft. lower than the 185 tunnel. <br />( System of ventilation is natural. There are no obnoxious <br />~ ~ <br />IiI gasses met with. <br />I <br />a 1, ' ' Candles are used for lighting underground. <br /> <br />!.°I'~ <br />'i, <br />i ' <br />The mine has only one exit for employee. <br /> <br />it. ~r <br />~ S T A T I S T I C S. <br />r <br />~~ <br />~~ ' ,~;; <br />~' '~' Total number of feet in drifts 1024. Coat per Yoot $10.50 <br />I~ <br />~ <br />' <br />' ~~ <br />~ f " " " " "cross-cute 485. Cost per foot $12.50 <br />j <br />~ "' <br />(I( jli ; I .' <br />" " " " " winzee 150. Cost per foot $ 8.00 <br />. <br />! i ' ~ ;~ <br />L ~ <br />. " 6 " " "' Develppment 1658 <br />I <br />~ I <br />j <br />~ Cost of powder 17¢ per pound. <br /> <br />. ~- <br />i! ~ i , Cost oY steel $5.00 ~ <br />Per month. <br />`' i I; ! <br />!~ I'i l' I j <br />~~ Cout of o£1 ,~20, 00 <br />Per month. <br />'li '! ~ lLen en~ployed: <br />!I <br />~ 2 Machine Drillmen <br />$4.00 for 8 hours <br />~ <br /> 2 Tramn:ere <br />' . 0 ' <br />'i ?~ 1 Topman <br />~ <br />~ ,, 3.00 " <br />~ <br />, <br />I;~ ~~; 1 Engineer <br /> <br />+ 4.00 <br />U ' <br />I <br />I~ r,i <br />1 Blacksmith <br /> <br />I,: . <br />. <br />r <br />~p 4.00 • <br />, <br />. <br />i <br />I ,~~ j <br />1 v~la,~ , . 1 Superintendent <br />^ <br />