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MINEBK01014
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MINEBK01014
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Last modified
1/9/2009 10:41:04 AM
Creation date
11/18/2007 12:24:35 PM
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Mine Books
County
Lake
Volume
17
Document
Inspectr
Suffix
B
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- - - il~~ 11L1 1~ <br />pookete ie a. loading ohute which is so arranged that it can <br />,~i , i!' <br />i <br />~ lly <br />be fed Pram -ny of the Pour compartments. A single skip <br />~ i <br />is <br />land at a time is drawn into this loading chute which ie thenFtp i <br />+ <br />; '~ <br /> j' <br />loaded direct •into the skip and hoisted. <br />l! i 1: ~i , <br />i <br />~ <br />l <br />The method cf timbering used is the square sets and tribe, <br />S <br />id 'I~ <br /> L J <br />but the timbers mostly used are the tunnel eats and sagging ae ~~ <br />, !l ~~I <br />I <br />p~ <br /> <br />~ <br />ij <br />, <br />the stopee stand quite well, eepeciallq if s pillar ie left i-'~ ~ j` •( <br />~ <br />a <br />I <br />it now and then. For tunnel sate the unframed timbers are ..f, I :, i <br />ilk <br />z <br />used, s oleat being taokod to the underside of the cap, or `~ ~ <br />~ ~ I <br />~ ~!' ;; j . j <br /> <br />a spreader placed between the legs duet under the sap to keep ,i ? <br />~ ~j I <br />I ! I <br /> II ~~ <br />r <br />~~ the timbers in position until they take the weight of the P <br /> ~I <br />ground and the pressure aompresaes the end of the legs into ,~~ <br />the cap. ,~ ~ <br />I ~I!~ I;~ <br />I ORE DRESSING. I ~ , <br />II ~ ~ ~ •' <br />~ <br />Ae the skip reaohes the eurfaae St dumps automatically into ~~ ' <br />e ohute whioh In turn feeds into a two inoh mesh a ft.x 8 ft. Ali ~ <br />trommel, which disahargeo the over size on a conveyor belt <br />where it 1s hand picked, the waste being removed and the ore '. ~~ I ~ 'i~ <br />passing to a small ore bin from which it ie loaded into (~~ ~'.;~~~ i` <br />railroad Dare by moans of a large sized hand tram car. The <br />~~ <br />~I ~~' ' f <br />I undersized material from the trommel goes to a four oompartment <br />iii <br />I 'i j1~ i ii <br />I <br />l <br />~~ Harz Jig, using 10 mesh soreen, the concantratso from which , <br />p ``I L <br />@ <br />a 1 n e from tho ~i aro then "~~ <br />go to the ore bin. The t 1 1 g 8 I ' i <br />I ~ ' ~ ~' <br />J <br />' ~ <br />to the'~Sg <br />dewatered In a settling tank, the water returning ! <br />' <br />I ~j <br />~I <br />by moans oP a buokot olovator and the tailings being planed ~ <br />i <br />~ ,i' Ii ~~~ <br /> <br />1 <br />upon the dump in a fairly dry oondition. ~ ~'~ .' <br />DEVELOP1dENT. j ~ <br />~ <br />The ground in question le bring worked throug}~ a ehaYt I~ i ~ j <br />i <br />~ <br />known as No. b shaft, which is 9 ft.x S ft. in the olenr and ~ 11 <br />'' ~' <br />i <br />is dividsfl into two oompartments, ono of whioh le maintained ~~I + <br />,I;; ~~ I Ih <br />J <br />i <br />as a man-waq and is provided with a good ladder way. Ths I, I ,~ ~ <br />', shaft is 920 ft. doep with four levels, the third level at a !,I <br />. ' <br /> ~ 4 <br />depth of 280 ft. and the Pirat level being the only ones j <br />I ~ <br />worked at proeent. The thir8 level Se oonneotod with the ` ~ ~ <br />I ' <br />first lovsl by 2 ralsee, providod with good ladders unfl the ~ it . <br />v l <br /> <br />~ first loves le oonneoted with the surfaoe by anothor rases, <br />' I <br />i <br />whioh le also providod with laddore, thus affording two ~ ~ <br />seporate and distinot exits Prom the mino. Altogether thorn , i <br />
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