MINEBK00914

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

;•i I N I N G (Continued.)
j, ,,^,ribbe3 with B x 10 sawed timber and 700 ft deep.
The work is enrried on ,At present time in 1st,2nd,3rd,4th,5th,6th
and 7th levels. 'daps and drawings At office.
the hoisting, method employed is by a two-compartm_nt cAgewxy,
'den are raised and lowered :•rith hoisting machinr.ry;'nnight of load
i
hoisted 2,000 lbs. T)istAnre hoirtnd 70U ft.
i
The cablo is steel wire 1 inch and in Food condition.; has been in
'. use 18 months. The hook used on end of cablr,clevis and pin;hea
' bean in use 18 months.
~~,
~'i ?ne cAge is equipped with bonnet Rlyd safety clutches; safety clutch-
i
~ ea Are tested once A week. There are no devices to prevent oven•Iind-
~ 'dateriAl is hoisted from t}te lst ?nd and nth 5th Gth And 7th
ing. , ~ ~• f" ~ r
i
levels. Caper is employed.
TF!r bell line is 1~2 inch hemp rope,new. :'he state node of signals
~; is employed; they Rre posted in enrineroonyat collar of shaft And at
each level station.
All persons are prohibited from riding on loaded cape. This order
is posted near co11Ar of shaft.
tdotice atatiltg rnc;ximum o number of men prrn!itted to ride on cAge at
~• one time ie posted at collar of shaft and At each level elation.
The chairs employed,automatic lever.
77te cAge guides Arc 4 x 4 Oregon pine,And in good condition.
All level stations Arc provided ~^ith paasAFnw:3y around vrorking shaft,
The rhaft is At all stations provided vrith Funrdrai].n. The ahAft is
secured by pillar of ground on each side sufficient to insure safe-
ty. The shaft is r~ot~being sunk.
11;' Shafthouse is over ro11Rr of shaft.
j; The method of ore extraction in that of drifting and over-hand ato-
'~ ing,erith Ingereoll-Sargent 3- inch and Sullivan 2-1~2 inch machine
~j drills. Band drii.la are also employed,noth single altd double,
I
The timberllc~ rnnthod is that of square eeta,drift ante and cribbing.
~~I Sufficient,
The timberd used are white spruce prepared at mill,and in good con-
dition.