MINEBK00683

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

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~~`~'~' ~ 1lIHImG & MIKE METHO
D 3 - Contin.
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t timbers its entire distattoe. At a depth of 1ti0' levels have
i ~ ; been _ , .
;'~` run east, 1b0 and west 100'. H° ate i
~~, in these level8. At a depth ofLbO~ levels hanp° bee been done
~~!;t `~ 125 and west 15U~ n run east
'~'; .One stops 40~ high has been oarried in
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~~''~~ this east level. The only eotive work being oarried on at this
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,f'i
C; (;. time is parrying this stops. Etaps and drawings oY the mine
~;.~ and workings are kept in the main oYYioo at Den~er~ Colorado.
~~'k ~~ ~ Steam is employed Yor hoiati
{~(~~ ng• Tho men are lowered and
ii;i } raised with the hoisting maohinery. A load of 1~000~ is hois-
~1~`}~~ ted at one time a diatattoe oY 2b0~ with a 3/4 in. steel wire
~)~i oable that has been in use six months attd is
~(j~'i' ion Safet hook and chain in Sood oondit-
+~~~``', . ~ y , fastened on end oY oable with
(,, eooket and babbitt metal, in use three months, is used and
'~ ie in good oondition. Material ie hoisted Yrom two levels;
The gtate Dods oY signals and pull belle are used bnt
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tha node oY signals is not posted at any point. The boll line
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f+ is a 3/b itt. galvattiSed twist wire and is in
sir ~ ; good oondition;
Persona are prohibited Yrom riding ott loaded bneketa
~~~ ~.~ ~ ~ but this order !a not
posted. The anporitttendent gives inntruo-
tiona verbally ea to the maximum number oY mett permitted to
{ +?~ ride in tihe buoket at onn time.
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~~ The shaft is vertioal ana no skids are required. A
i
j~?fir Dross-ant has been run a distance oY 20~ Yrom the ehnrt to
j'' l the vein at the X60-Yt. level and
~~ provides a passage-way
'~ aronttd the shaft. The shaft has been auttk in solid ground.
i'.~F The method of ore extraotion Sa by moans oY ovorhaad
i,
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~;~ etoping and driYting. Wangh~ Ingeraol attd l;and maohlno drills
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are used but no hand drilling is done.
t~ Stalls oovered with la
~~1 - gging is the method oY timbering.
She timbers are pre
€s'e' pared by hand from piae~ are is good oon-
i! ~'~ i ditlott and are anffioiant to eoonrs safety.
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',~~ •s Chutes are loaded b
Si y hand ana gravity.
' y Under
ttti ~O~d treas°ing Se sotto by hand With steel buokete
,~ ana Wood trollies. The trackage ie lU° gunge end 8d T rails.