MINEBK00914

• County: Lake
• Volume: 10
• Document: Inspectr
• Suffix: B

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'.d I 12 I N G (continued{ .
time in drlfts,levola and stopos. '.laps and drawings at office.
The hoisting method smployyed is two compartment cageway. T.1en are
raised and lowered with hoisting machinery; weight of load hoisted
2,000 lba,distance hoisted 750 ft.
1`ne cable is steel vrirc. 1 inch,and in good condition,has been in
use tht<ee months. }look used on acid of cable el.evia and pin,has
beon in use three mont},s.
She cage ie 'equipped with bonnet and safety c].utrhes; safety
clutchos were tested last one week ado. Thera are no dovices to
prevent over-winding. The material i.s hoisted from several levels,
cagor is employed. The bell line is a Rteel cable R~Rths and in
good condition. The stato'code of signals is emp]oyed,they are pos-
ted in engineroom,at collar of shaft and at each level station,
All persona era prohibited from riding on loaded cage,thia order
is poatod near collar of shaft.
1lotice stating the maximum number of man permitted to ride on cage
at one time is posted at collar of shaft and at oath level sta-
tion. The chairs employed,rnttomatic ].ever. The cage guidor. are of
;~ 4 X 4 Oregon pine and in good condition.
All level stations are provided with passageway around working
shaft, S}~aft is•at all stations provided with guardrails. The
shaft is secured by pi]].ar of ground upon each aide to insure safe-
! ty. All winzee or mill holes are covered or surrounded with guard-
' rails. Tf~e shaft is riot being sunk. Sh:.fthouse is over collar of
shaft. -
The method of ore extraction is that of drifting and over-hand sto-
ping with Ingersoll-Sargent 2-1~2,and Sullivan 'L-1~4 inch machine
drills; hand drilling is also employed both einrlo and double.
~~ The timbering method emp]oyed is that of square seta~atulla and
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;;I. cribs; sufficient, The timbers used are erhite spnice prepared at i
~ mill and Sn good condition, Tho loading chutes employed are of
III 3 inch plank with wooden slide doors, tlndergroundm tramming, by man-
e
ual labor vrith steel mine care.
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