MINEBK00067

• County: Gilpin
• Volume: 6
• Document: Inspectr
• Suffix: G

I'; t;' The method of timbering employed, is a square set,
+~ ~' drift set, and. stall, employing red spruce and pine
and ae
i~' lumber, timbers being• prepared by hand. The side li
• p chute
~~ ';~,'~ with board lattice gates, are employed.
~ The underground tramming is done by bucket and trop.
f, Q
and end dump steel cars, one ton capacity. Trackage con-
~~f
~~,j sists of 8 lb. rails an all levels except the 358 N „ which
i ~~
y; has 12 lb, rails. 24 in. gauge used throughout.
'f ,;
d~,i The drainage is effected by a 300 gallon water barre
i~;
hoisting from sump, about 500 gallons being handled in 24
~i
,~~!: hours.
~'~i ventilation is effected by a Buffalo, 30 in. blower,
~~;,~ exhausting through an 8 in, pipe, ~:~ith 6 in, laterals, below
I~ 358 level, above which, the natural system is employed, as
~t~, sa*ne is connected with Bobtail Tunnel.
`I~' Sanitary conditions, good.
~;~~~ Exit may be effected by connection with,the 358 ft,
p'~) level with the Bobtail Tunnel level, at a point 582 ft. Ii'. of
k~~ shaft, same being, readily accessible to employees.