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~' E i <br />~~ <br />,~ . <br />:~,-1,- <br />,~ I~ i <br />~, <br />~;. <br />~' <br />I;'. <br />.~ <br />r <br />',~~~t <br />ji <br />~ ~ , E ~ <br />e ~, <br />1 ~'l l <br />I~,~ <br />! ~~~' <br />!~ ~~;L <br />~ i ~ ~~~ ~ <br />~= j <br />~ : i <br />.:1 <br />i <br />i ~ ~~j~ <br />ail I~!t ~~ <br />4 <br />~., <br />~, <br />~' <br />I ~,.. ,.ji~l ~ !, <br />I eppppl <br />III ~Ii~". <br />i! ~ ~ ,~ <br />~ ii <br />~ ;'" ~ lj <br />,!~' ~~ <br />III <br />~'~, i <br />~,i ~ <br />~~ ~ ~~~ <br />i,~.~~ <br />I,il <br />~'',~,, ' <br />'~~~. ~ <br />~ ~i't) <br />~( i <br />' M1 I. <br />i I~ 15 <br />! <br />i1 ,;."; , <br />ICI' ~; I! , <br />i' <br />~' i <br />'11:Iy.;~ i ~: i <br />i~~ ~, 'fir <br />I.~''!j~!.;'r.'; i <br />Quito - b. <br />ESPI,O SIYE S-Contin. <br />dll other.snpplies aro stored in the shaft house. ~ <br />Bo devioe Yor thawing powder ie provided as the powder <br />.~~ <br />need does not harden eaoept in extremely cold weather. <br />Qv <br />on <br />wi <br />08 <br />MI]9IIIG & MIIIE ISETHODS I ' ie <br />The main opening is a shaft 375' 1n depth and oribbed <br />with 4" a 4" timbers Yor_ a distanae oY 30' Yrom the snrYeoe. ~, <br />'-~ ~-'---- ° t'^- •.*^°'' is timber-d :with strlls ~`°aked with <br />140 VOiFYV4 Vi YV YN{/YY ~ <br />lagging. The shaft is divided intovtwo oompartaents,eaoh 4' x <br />4' in the clear, used Yor abucket-way and ladder-way, respeo ; <br />tively. The ladder-say le equipped with eaYe, scours and eooeas- <br />ible ladders, contains air pipes but landings are more than 20'~ <br />apart. <br />At a depth oY 76' adrift ie run east 300'; 310-Yt. level: <br />east 80' end west 400',. The greater part oY the ground above ', <br />the 310-Yt. level has been atopad out. <br />Aotive.work is oonYined to extending the east and vrest <br />drifts oY the 31U-Yt. level. The shaft is not bniag sunk. <br />A tunnel that is 1,300' in length is driven on the 4?uito <br />_voin and the portal is situate only a Yew Yeet Yrom the shaft ', <br />houso. Ho vrork is serried on in this tunnel but 1t is used Yore <br />an additional exit Yrom the shaft and le oonneated with the <br />latter by an upraise Yrom the 31U-Yt. level and at a distanoe <br />oY 200' Yrom thn portal oY the tunnel. Thn exit is kept in Yine <br />! <br />repair and the upraise is equipped with eaYe end eooossible <br />ladders. In addition to the exit through the upraise dust des-I, <br />oribed are several winzee oonneoting the several levels. Thesel~~ <br />wines are equipped with eaYo and aoooeeible ladders in good <br />oondition. <br />The method employed Yor hoisting is steam and the men <br />..are raised aaa lovrorod with thq hoisting maohinary. A load <br />i <br />.weighing 1,000 is'hoisted at one time a distanoe oY 376' with <br />s three-quartore inoh,eteel wire oable that has boon in use <br />,: <br />~. <br />be <br />00 <br />tb <br />ri <br />of <br />at <br />gc <br />we <br />