MINEBK00683

• County: Gilpin
• Volume: 12
• Document: Inspectr
• Suffix: A

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Frontenao - 6.
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'~ S IIR•FA CE PLAIIT - Contin.
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of the main building is a email Yrame stable. On the north :
;; aide oY the ahaYt house is one oro bin oY 40 tone capaoity for
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aselting ore. Other ore dumped direot into•the oars oY the
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'f Gilpin Tramway. The sheave wheel and hoed frame are oY similar
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I construction to that of the Frontenao mine. Lighting on the
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I surfaoe is with eleotrioity. Protection from Yire is with hose
, attaohed to pump.
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i~" The oollar oY the ehaYt at both oY tho minoa is provided
crith good and anYYioient doora•to prevent material Prom Yall-
;a ! ing in the shaft while dumping and are also of anYSioient:.
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height to prevent porsona Yrom tripping and falling in•tho
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' E R P L O S I Y E S.
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,: • Gelatine, - 40n and b0;b - powder; Gorman Inaoloid fuse;
b-% asps; wooden tamping bare are used. a powder monkey is
;li employod at eaoh mino.
p ~,~i Explosives in exooss of one day's supply are not kept
,i~,` undergz•ound. The magazino at the Frontenao sine is iramo
iron-
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~ ~ olad, 12' x 14' and etationod lb0' east of tho ehaYt houeo.•It
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~ ~; r~ is used for tho storage of powdor only. The nverago amount of
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fi i * eaplosivos kopt in this magazine is 2
000y~. Two small frame

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' iron-olad magazines are kept at tho Aududdell mino. Thoy era
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'!}~`~ used for etorngo of powdor only. Thoy are etationod 100' oast
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~t;. of tho shaft house. The nverago amount of powdor kopt 1n atar-
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i ale in those nagazinoe is bUO~.
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~,, Tho devioe Yor thaAing powder at tho Aududdell mine ie
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, n lame boilor hull heated Mth exhaust steam. This is kept•
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, on tho outside of the bnllding and about lb' distant from the
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.~~ game. Tho dovloe for thawing powder at the Frontenao nine is
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,~ a tunnel in the hill. The tunnel is 40' in length and its por-

~ tal is 6' from the eido of-the Hain buildlnC. A ohnmber has
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: boon ands in tho tunnel for a self-warmor

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~} Oils, onndlee and other aoabuetlblee at the Frontenao
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