MINEBK00595

• County: Clear Creek
• Volume: 16
• Document: Inspectr
• Suffix: A

~Hathan - 4.
~' M I 1Q I.N G & M I ft E M E T H O D S ;~'
The main opening is s shaft on, the IIathen vein whioh is
. .. .. .
386' in depth and oribbed_the whole.distanoe with hown timbers.
6 drift is run east 360' and west 160' at the 300-ft. level bnt r'
no etoping has been done. in these two drifts. Above the 300-ft.
• ,
(level drifting sad etoping has been done in Former years but all
',are iaaooeeaible sad' abandoned. 6otive work ie oonPined to ea-
tending the east 300-ft: level. The shaft is not divided into
two oompartments, o.ontain8 air pipes but has ao landings. Ho
iadditional snit is required as the shaft is. outside of the build-
ing.
Four hundred Peet south of the main shaft is..an abandoned
shaft on the Big Chief vein. Phis shaft is 225' in depth. Six
hundred Peet east oP the main shaft ie the portal of a tunnel
'driven on the Fairfield vein for a dietanoe of 700'. The tunnel ll
ie inaoaessible and abandoned. 'II
Gasoline ie used for hoisting and the men are raised with
the hoisting maohinery. 6 load weighing 1,004 is hoisted at one
time a dietanoe of 300' with s three-quarters inoh steel wire
,.
oable that .has been in use Yor one year and 1s in good.oondition.
A safety hook and ohain, fastened on end oP oable with eooket
and Babbitt natal, is omployed and has been 1n use one year.
The state node of signals and pull bells are employed. The
bell line is 1~4 inoh twist wire in good condition. The oode of
signals is properly posted.
.- I.
Persona are prohibited from riding on loaded bnokete..The
_ ,
maximum number of men permitted to ride in the buoket at one
;time ie two. Both of these-notioee are properly posted.. !~
The shaft 1s not being sunk. The level stations are not
,provided with passageway around the working shaft and guard rails
sre not provided.
Timbering, ventilation, sanitary oonditione are good and
~euftioient• Underground tramping is done by head. Candles are
~usod for lighting underb-round.