MINEBK00914

• County: Lake
• Volume: 10
• Document: Inspectr
• Suffix: B

S U R F A C E P I, l~ fl T SContinued).
The age of the engina'ers are 35 and 40 years,experience as engin- i'I
'I
ears 10 and 15 years, They are not addicted to the use of intoxi- !
i~
eating liquors.' Iii
The'ehafthouse is 50 X 100 ft;frame 75 ft high. The heedframe con- ~
I i
n
siata of six posts 12 X 12 framed of Oregon pine~70 ft high. ~,
i,
Sheave brheel 7 ft in diameter of cast steel. ;mithahop 20 X 30~ ~'
trame,but not in use, The engineroom,workinv shaft ,bLackamithahop I
end furnaceroom are not under one roof; Suitable protection against
fire is provided, -
Dry or changing house ?.0 X 40,frame. Timberyard on dump. Orebin i'I
,I
25 X 100 ft of 2 - inch plank. The water supply is'froTS Dig F,vans ~
gulch, Surface lighting electricity.
The surface transportation is by railroad and wagonrond.
The ore treatment employed,smelting; mine has no mill or reduc-
tion works,
RXPLOS IVES ,
The explosives used are the 40,7 7~8the and 1 - inch Dupont powder, ~!
cape XXXX~Ganoan Inaoloid fuse. •
Iron or metal trooping bars are not employed; wooden tamping bars
are provided for employees. Pa++der monkey not employod, '
IRxplosivea in excess of o7ir days supply ere not stored uncfergrouncl
but are stored in a magariiie {provided for that purpose alone,
The magazine is 300 ft north of shaft. Amount 'of explosives kept
in storage 1000 lbs. Tne magnzYue is frame 10 X 1?.,covered with ,
iron. The device for thawing porrder ie of galvanized iron water-
jacketed, Oiln~candles or other conwustibles are More<i Sn n build-
• ing used for that purpose only. Oils,cnndlee or other'combuatiblea
are not stored with powder.
., I t; I I t G
it
The property is developed by a vertical shaft 4-1~2 X 15 ft~Three
coml,artmenta~cribbed with R X 10 sawed timbers,and 1300 ft deep.