MINEBK00804

• County: Boulder
• Volume: 12
• Document: Inspectr
• Suffix: A

Alton - b'. _
• - EXPLOSI9ES-Contin.
with the powder buL in-the engine room.
The devloe for thawing powder is a wooden box heated
with exhaust steam and situate b0' from the tunnel month.
MI &IB(} do MIKE METHODS .
Tho main ehatt le llb' in depth. It ie oribbed Yor a
dietanae oT bo' with plank and the Dalanoe of the ihel't is
tiabored with etu118, wall plates and bed plan3c. At a depth
of 100' drifts are run east sad west. Both drifts are b0' long.
A eroas-ant has been run north 4b' in the east drift. Botli
et these drifts are being extended at this time. Ho other
work is oarried on in the main shaft.
The Minnie Xoy shaft, 70' deop, and one-gneu'ter of a
ails went of main shaft, oribbed with plank, ie being sunk'.
Only one shift of two men ie employed here.
Both the Alton and Minnie l+oy ahaPte are di7lded into
two oompartments, buoket-way and ladder-way, kept is good
aonditloa, and equipped with safe sad aooeasible ladder.
~ In the Alton shaft the ladder-way oontains steam sad water
t pipes. Landi ~
' ngs aro 30 apart. There is ao upraise at present
but this work has been started and will be serried on as
rapidly ea possible.
t Steam is employed for boleti
ag and the men are raised
and lowered with the hoisting maohinory. d load of 760 is
raised nt one time a distanoe of 100! with a 6/ti in. steel
~ wire oaDle that has boon Hood two months Had Se in good aon-
dition.•Satety hoop sad ohaia fastened oa sad of oable with
aooket and babbitt metal is need. This has been Head two months
•aad is in good oonditioa. Materiel Ss hoisted from two le~ola.
The Hendrix sad BolthoYt node of a;gaols sad pall b~ll•
nze need. The bell 11as•1s 1/4 ia. twist wire and le !a good
oondition. The oode of signals is pasted at the oollnr or
the shaft. ]eraona n:e prohibited riro© riding on loaded bnok-
t~