MINEBK01149

• County: Hinsdale
• Volume: 14
• Document: Inspectr
• Suffix: A

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b?r aloctrictl". 1 5 hp. alactrio hoist. boardlnC houaer;
stables, blockamith shop and tram terminal.
SurPaca LranaPOrtatlon is 4ona by aorlal wiro rope
tramway whicri connact.e mine with tni11. A dlntnnca of
50^^ fast.
nu Pont 90;i po:rder, Z. 1.. 11iea, 5-x cApe and woodafl
tamnin6 tiara era usod. ';xplosivag 1n excess of one
dayat auPn11• era iiot atored unclerernt Ln d, but a^e iCbpt
in a du(C out fl nave diatanco Proxt ctY.er vrorklnQa,
A hot water boiler is used to thw porrdar.
N I N I N O A 17 n }.T I 7I T x.4 3 T F[ O n S.
The main openinG is n tunnel 1000 Peet lon(t whleh 1a
::novm as -~1 level, above this level ttvo other levola
axe in ~0^. Peet and 1300 Peat respectl+•e13'• AL pra-
aont oni?• dsvelopament work ie ba;lne done on the
three 1avela. The method of ore ax+raction is eloping
and drlftine on the +re1n. Itutnmar drills arc usaci Por
this Pvrroae. Tha method of lirnb•~rine 1s atulla nn d
B[1'Ltare Sate. UndeTETOLU1d tramm177G lr. done b•• hari$.
Tha avstam oP ventilation 1s natttrel.
S T A T 2 S T I C S.
Total nw:tber aP Peet 1n ariAfta 300. Cost por Pl. X10.
Total nvr~bor of Paat 1n tunnels 3000. Cost por Pt. {t1o.
Totri number of feat 1n da+relopa~!ont. 3000 -
Avaraga ASSay value X19.00
MrN ,;raps o~rn.
~ minara ^g3.50 for f3 houro
1 tlribertnan 9.00 n
2 LramtnarA 3.00 ~i
1 1nboDnr 3.00 x
1 foramen 5.00 n
O E N i4 R A T. 1? g 1a A R IC R. •
No paraoil wider lho aEo oP tvralvo yaaro 1a employed
1n the m1no. ,^,tran5ers or vleittora aro not nllowad
underCrounft txnloss nccomPanied U+l nomc ono Pamillar
vrilh the mina. A11 n.ecidantn hno~.boan reported to