MINEBK00356

• County: Teller
• Volume: 14
• Document: Inspectr
• Suffix: C

ExPLOSIV$s.
Dupont 40Qp' powder; fuse Inaoloid. Wooden tamping bars are'
provided for 'employes. explosives are atoned in magazine
provided for that purpose alone, and is looated 300 ft., room
the shaft or other buildings and average amount kept in
storage about 1,000 lbw; magazine is a 6 X 8 frame iron
covered; mine is provided with devioe for thawing powder,.
which is a frame 6 X 8 iron oovered, steam heated; oils and
candles are stored in engine room;
MINZN(}: fain opening a shaft 4 X 8, oribbed 40o ft, with
3 X 8, square setted to bottom frith 8 X l0 and is 765 Pt.
deep; work is carried un at present time in main shaft and
in the 3rd, 4th a.'ri 8th Bevels in said shaft;
HOISTING: by steam With wage; men are raised and lowered
with hoisting machinery; oable is a 7~8 round steel oable,
and has been in use about six months; fastenings at end of
' cable clamps, same were ohanged six months ago; page is
equipped st:tii bonnet ar'ld safety clutohes, ~shieh are tested
f
once a week; Bell line is a 1~4" steel cable ^vith 8"
gong. State code of signals are employed,whloh are posted
in engine room a't collar of shaft and eaah level station;
all persona are prohihted rrom riding.. on loaded cages or
buoketa and thin order 13 posted at collar o,f shaft; sage
chsirs are used; nature and conditlon;oP cage guides
4 X 4 Oregon pine; 'shaft at all statiuna .v provided 'With
guard rails; all winzes and mill holes are oovered or I
surrounded with guard rails;
1[ETYOD of extraoting ore is overhand filled stopea. P1e-
ton and Hammer drills are used; timbering fry atolls and
i
lagging, and native spruce and pine are used. Chu es are
loaded by gravity and by hand. Underground trarIDning by
steel care and 8~ T. rail track. Ventilation by oonneotion
i
with other mines and ie suffiolent. Ngalous gases are not
met with. Sanitary oondition is good. Shaft is divlved into