MINEBK00260

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

loaded in Railroa3 cars st
for smeltinr~.
-3-
Tunnel's mouth an3 hauled
Pueblo
EICPLOSIlI~ 5, j
i
40~ Dupont powder Z.L.German fuse an3 wooden tamping bars
are usel. All. excess pow3er is stored in a magazine for that
purpose onl,~ =_b out 300 feet from 9.ny bnildin3s or workings of
any kind.The amount of exalosives kept in storage varies
from I000, to 3000, lbs. A doable hot water powlsr tha~er is
used to thaw powder.
lvlIN~ AND 11W ING M?:T$ODS.'
The greatest part of th~ work carried on at present is in
what is known as 170.5 Tunnel where trey 3o ,off from either
si3e of Tanael cslle3 rooms and lesve pillars to ho13 up roof
abort 20 feet apsrt. 'AorY. is carrie3 on in both sides
of Creek, but mostly on the esst si3e. The main tonne]
i3 5x7 feet in size. Ana 2000, feet long and stop es or
roocrs are startel fro.:. this main tunnel an3 pillars are left
ever,; 20 or 3G '_e=t to suport the roof.' The only bu113in~s
near tae entrance to Tunnel is to Ore bins.
The Tunnels is proviled with sufficient doors to prevent
almiasion of noxious fumes or e,Tae9e3 should fire occar.
The metiiol of ore extraction is by 3rift room an3 pillars.
Roth louble an3 single haul dri11in3 are used in fine..
Unier trouni trammiaa is lone by mules ar.,i hand. A drain
vox is on one rile of track. The system of ventilation is
natural. Tnere sre several exits for employes through
3ifferer.t Tunnels. Candles and lamps are use3 in fine,for
lightln p;1rpJ3e3.
S TAT I u T I C S.
Average number of tons per month 600.
Total namber of Peet in Tunnels 4000, @ost per foot ,CIO.
Total number of feet in Drifts I2000, I0.
Total number of feet in Raises 700 " " " 18.
Total number of feet in Developement I6700. ',