MINEBK00683

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

I,oIIden - 5. '
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'I' ' h1III1 AG & }iIHE 1dF.THOD S-Contin.
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llo other work has been done upon this group except a
few shallow pits along the surface and ono abaft .'.0' deep and
b0' east oY the main shaft. Connection has been made with thin'
shaft Yor an additional exit. This exit is in good condition.
properly equipped and easily accessible.
i The method employed Yor hointine is steam. Tho mon are nd:
'i raised and lowered with the hoisting machinery. 4 weight of
~ 7b0~ is hoisted at one time a distance oY 100' with a 3/4-inch
j steel wiro cable that ban been in use one yoar and in in good
oonditiott. A eafoty hook and chain is used on tho and of the
oaDle. This has been in use one year. Matoriel is hoisted
from one level.
Tho state code oY siEnaln and pull bolls are omployeed.
The bell line ie 1/4-in. tvrist wiro in good condition. The
code oY signals is posted in tho engine room. So other notices
are posted at any point in the mine or building.
The skid-tray is made oY round polos. The working shaft
!e properly scoured upon each side vrith pillars oY ground that
have been left Yor that purpose. fto level stations arc noo-
onsary and thorn are no winzan or mill holes.
Tho method oY oro oxtraotion is by drifting and stopine
by means of hand drilling. Ao maohino drills are employed.
The method of timboring is with posts and nape and atolls
.oovorod with.lagglnC. Tho timbers are propnrod by hand Yrom
pino timber, arc in good condition and sufficient to nroare
safety.
IIndarground tracming is Bono oy hand with wood trollioe
end steel buckets. The traokago is 1F3" gnage and f!? T tulle.
There are no ohntan.
~~ The avarago aaount oY rater to be dealt with Se 20 Cal-
lene pot minute. Thin Se handled with a Po. 3 Cameron etopm
X, ~ .
i ~ pump with a capacity of 100 gallonn per ainute. .,
~! ~ The ayotea or vontllation in natnrnl and is BufYlolont
~! ~ ae thore arc no nozlous gases sot with. I
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