MINEBK00914

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

tdSNING.
The property is developed by a vertical abaft 4-12 X 9,two.com-
partmenta,cribbed with 6 X B cribbing and is 500 ft deep.
Work is carried on At present time on third,fourth.and fifth
levels, tSaps and drawings at office.
The hoisting method employed cage. .
,{em are raised and lowered with hoisting machinery,weight of load
hoisted 1,500 lbs,distance hoisted 500 ft.
The cable is steel wire 7~Sths and in good condition.
Cable has been used 1 year, The hook used an end .of cable clevia
and pin, The same being in use 1 year,
The cage ie equipped with bonnet and safety clutches,safety clutch-
es are tested once a week.
!~~ There are no devices to prevent over-winding.
~i ;~,
~~~~,~~ 1<aterial is hoisted from three levels.. Cagor is employed,
The bell line, is of 1~2 in, oteel cable and is in good condition.
The state code of signals are. posted in the engine room,at collar
of shaft and at each level station,
i ;~`;' All poraons are prohibited from riding on loaded cage,thia order
III
~~~ is posted near collar of ;.haft. tiotico stating the maximum num-
~~_, .
~;"~ ber of men permitted to ride on cage at one time ie posted at col-
I~ ~',~3
lar of shaft and at each level station.
Tt~e cage guides are 4 X 4 Oregon pine and in Food condition,
All level stations are provided with passage-way around working
~~ shaft, Shaft is at all stations provided with guard rails,
~,,
Tho abaft is secured wiyh pillar of ground upon each a~de,auf-
ficient to insure safety,
'~ All winzaa or mill holes are covered or eurraunded with guard-
''i° rails, The shaft is not being sunk
~i
Shafthouae over collar of shaft.
The method of are extraction is that of drifting and over-hand
atoping with Ingeraoll-Sargent No. 6 machine drills,
Singlo-hand drills are also employed.
The timbering methods is that of square eeta,atulls,and crfbs,
Sufficient, ~ '