MINEBK00617

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

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ConWa~; '-ightiri by eleotrio lights and candles
E X P L O S I V E S.
Dupont 4096: Oise German Z.L. Rooden tamping bars are provided
Por employes, explosives stored in magazine provided for that
purpose alone,a_nd is located 150 ft. from working sriaPt;
average ~arount kept in storage 500; magazine is a frame 15
R 20 ft. Mine uses hot mater heater for thawing Powder;
oils and candles are stored in engine room.
LSINING: Main opening is 8 4 X 8 shaft cribbed with 3 X 8
500 Pt, deep, divided into 5 levels; work is carried on at the
present time in the let and 5th~letels; Caine has maps and drawings
of 'the property;
HOISTitdG: electric hoist and buckets; Coen are raised and
lowered v.~ith hoisting m2chinery; weight of load hoisted 1,000
1218 a distance of 500 ft. cable is a 1" round steel cable,
been in use 3 years; fas$enings used at end of oable is olamps
and safety chains; same was changed three months ago; bell
line is 1~4" steel oable and gong; state oodo of signals are
employed which are posted at collar of shaft
and all level stations; shaft at all stations is provided with
guard rails or doors; all winzes and man holes are oovered or
surrounded xvith guard rails. Maohirie and Hammer drills are employed.
Timbering by stubs and lagging; native spruce and Pine is
used; oondition of tinbera fair; nature of loading, ohutea
by gravity and by hand; underground tra~~ing, by buckets on
truoka; 2.000 ft, of traokage. Ventilation by clECtrio
Pena. Sanitary condition id good. Shaft ~.- ii•~t~.ed into two
oompartmenta; ahai'L is provided with ladderwaye and
landings not to exoeed 20 ft. apart.