MINEBK00364

• County: Lake
• Volume: 13
• Document: Inspectr
• Suffix: A

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There ie a plant'aor prepari:tg timber at the mine, also stable
an3 ore bine;the~watsr:auy~3y for boilers is received by
piping water (rota Lunnel,lighting underground is by Dandles,
and :oil., - _ -
~Surfaoe Transportation.
Ore is hauled one and a quarter miles over road to Colorado
3[idland raiiwaq,the nearest railway point.
Smelting is the method employed in treating oras,mine has no
i mill or reduction works.
j Explosives.
6eiatine powder ~i0 per Dent is used in blasting,fuse in use
German Ineoloid,no iron or motel tamping bare allowed in the
mine,wooden tamping bare are provided,explosivea in excess of
one days use are not kept underground,expioaivea are kept in
xagasine,whioh is situated 200 feet from workings.
Average amount of explosives kept in storage:-IO00.iba.
wino has device for thawing powder, the same being heat by steam
Developeuaont.
Ili 1Sevelopement oonsiste~.df ta91n'tunnei 3500 feet in length,and
laterals driven on the various veins that tho tunnel has been
driven through, the tunnel has been connected at a dietancs of
3000 test from the portal with tho Dinero ehatt,the connec-
tion being made by an upraise of I05 faet,andva drift.
The Dinero shaft being sunk on the dip of the voin which is an
attgie Ot•6S~degrees i• tarnished with a ladder waY,Eiving
egress from the tunnel work is being Darrlod on at the t~renent
time trop the twain turinei.llaps and drawl:tgs are kevt of the
workinge.?utiaei ie provided with doors.
All uprsivee are p$opvided with guard silo.
ore extraction.
1lethod 0! Ore extraetlOri le by etoping end driftlrig,~ohUte
drills are wsDloyed,oonelatin8 of one Ingareoll-RSnd,and three
wautlt drille~altftle haM drilling ie also ~yloyed.
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