MINEBK01080

• County: Gunnison
• Volume: 15
• Document: Inspectr
• Suffix: A

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Princeton - 3
ERPbLOSI OE S.
40~+ Du Pone powder, best grade oY fuse and wooden tamping
bare are used. The average amount of explosives kept in
storage 1's 50 pounds. This is kept in e; magazine provided for
that Furpose; about 250 ft from any buildings, tunnel or shaft.
The device for thawing powder ie a metal powder thawer with hot
crater.
MI NINNG AND M I'NE HETHO'DS.
There are two main tunnels, one on the Princeton, across...
cut 5VU feet where it tape the Princeton vein, There has been
considerable v+ork done here. There is another main tunnel known
as the Alice Tunnel. This is a crosscut 400 feet long, where
it tapethe Alioe vein. This ie where work ie being done at this
time. 1'he Princeton Tunnel is now in 500 ft, with one drift
50 ft.
The system of ventilation ie by air pipes, 5 inch
S T A T I S T I C S
Total number oY feet in drifts 305. Cost per foot $10.00
"" " " " " crosscuts 900. Cost per foot X12.50
" " " " " ram0es 70. Coot per foot $,8W00
" " " " "Development 1275
Average assay value ore pmr ton X25.00.
Men employed:
2 Miners $3.50 for 8'houre
1 1'rsu~mer a.oo r~
i Foreman 4.00 "
GENERAL A E M A A K S.
No pardon under the age of t'+relve years is employed in the
mine. A71 shafts, pits and other excavations on the property ar
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;I ', seourely covered and fended. Strangers or visitors are not ai-
ii~ lowed underground unleos nocompanied by owner or employe deputize
~I to eoaompany them. All aooidents have bean roported to the 8urei