MINEBK01009

• County: Clear Creek
• Volume: 12
• Document: Inspectr
• Suffix: A

:7er~ Era - 6.
M i~l 1QG si: :~1IIZF. 1'tETHODS-Contin.
blew spruce, are in good condition and SuY3ioient to secure aaPety,
Chutes- are loaded by hand and gr¢vity. Underground tram-
~~ Wing is done b~~ }land with steel Dare and mood trollies on a
trackage oY 18" guago and 12~ T rkils. Tho era are of the
Truax type.
The system of drainage is natural as tho~tunnol has
iven been driven on a liniforl~ gr::cle oY.l~. The ventilation is nat-
•
a oral and auY±'icient, tfo noxious gnaea are aet
with. The sani-
tury conditions era good and nll old timbers have boon removed
rein. Prom underground.
Candles and carbide lnmpa are usoet Yor lighting under-
At ~I'Olut d.
a0
S T n T I S T I C S.
yin Grose Produotion of ore oould not be given.
Average tonnage per month, 100 tone.
in Average value of ore per ton, Y36.
Cost per ton miring oY ore, ~5.
_.o...
Coat per ton trnnl:porting ore, $'1..10.
Coat per ton treatment oY nre, 6,
,,
Tot¢1 niL~iber of Yoot in nhuPta, 150.
" " " tunnels. 1,100.
f
" "~ driYts, 1,700.
~ " " II 11 11 Drees-~Uta, 120•
" upraises, 27b.
" " developravnt, 3,3dfi.
Coet oY polvdvr per lb., v' .14. Avvr, coet per con.,vy'120.
.~ .~ Steel " .10. " ~~ ,~ " 10.
" " oil g¢l., .~5. " " ~~
7.
•' " timber " in., --- " ~~ ,~ ~~ 20.
n n ponor(24 hre.)hrp.3,60. n n n rr lOL.
" transporting elinplles to rlno !noluded 1n nbovo.