MINEBK01014

• County: Lake
• Volume: 17
• Document: Inspectr
• Suffix: B

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pookete ie a. loading ohute which is so arranged that it can
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be fed Pram -ny of the Pour compartments. A single skip
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land at a time is drawn into this loading chute which ie thenFtp i
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loaded direct •into the skip and hoisted.
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The method cf timbering used is the square sets and tribe,
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but the timbers mostly used are the tunnel eats and sagging ae ~~
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the stopee stand quite well, eepeciallq if s pillar ie left i-'~ ~ j` •(
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it now and then. For tunnel sate the unframed timbers are ..f, I :, i
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used, s oleat being taokod to the underside of the cap, or `~ ~
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a spreader placed between the legs duet under the sap to keep ,i ?
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~~ the timbers in position until they take the weight of the P
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ground and the pressure aompresaes the end of the legs into ,~~
the cap. ,~ ~
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I ORE DRESSING. I ~ ,
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Ae the skip reaohes the eurfaae St dumps automatically into ~~ '
e ohute whioh In turn feeds into a two inoh mesh a ft.x 8 ft. Ali ~
trommel, which disahargeo the over size on a conveyor belt
where it 1s hand picked, the waste being removed and the ore '. ~~ I ~ 'i~
passing to a small ore bin from which it ie loaded into (~~ ~'.;~~~ i`
railroad Dare by moans of a large sized hand tram car. The
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I undersized material from the trommel goes to a four oompartment
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~~ Harz Jig, using 10 mesh soreen, the concantratso from which ,
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a 1 n e from tho ~i aro then "~~
go to the ore bin. The t 1 1 g 8 I ' i
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to the'~Sg
dewatered In a settling tank, the water returning !
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by moans oP a buokot olovator and the tailings being planed ~
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upon the dump in a fairly dry oondition. ~ ~'~ .'
DEVELOP1dENT. j ~
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The ground in question le bring worked throug}~ a ehaYt I~ i ~ j
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known as No. b shaft, which is 9 ft.x S ft. in the olenr and ~ 11
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is dividsfl into two oompartments, ono of whioh le maintained ~~I +
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as a man-waq and is provided with a good ladder way. Ths I, I ,~ ~
', shaft is 920 ft. doep with four levels, the third level at a !,I
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depth of 280 ft. and the Pirat level being the only ones j
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worked at proeent. The thir8 level Se oonneotod with the ` ~ ~
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first lovsl by 2 ralsee, providod with good ladders unfl the ~ it .
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~ first loves le oonneoted with the surfaoe by anothor rases,
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whioh le also providod with laddore, thus affording two ~ ~
seporate and distinot exits Prom the mino. Altogether thorn , i