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<br />Great Bonaxrze
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<br />Great Bonanza - 5:
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<br />j. Il1IlAE METHODS.
<br />I[IIIIIIG &
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<br />- Practio~
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<br />_
<br />The developmenti consists o2 one main sha.Yt, 4 x 8 Peet in
<br />• - • .'; "'
<br />been stoped
<br /> > tc
<br />'
<br />~
<br />£ feet is
<br />oae,4 x 4
<br />and divided into two oompartments:
<br />the clear •~~
<br />: ,
<br />_ .. • .. r'
<br />. `
<br />°
<br />~ ~~ side of the
<br />4P _
<br />.
<br />.
<br />,
<br />the clear, used Tor a bucket way; the other, 4 S 4 feet, used
<br />r ~--,
<br /> •
<br />'
<br />a natural sn
<br />E for aladder-way'. The sha2't is cribbed for a di.stauce of 40 ~3eet ~ ~ -
<br />'
<br />, ..
<br />,
<br />. saYety
<br />.
<br />`
<br />' -
<br />,
<br />with 2 in. plank. Below this sttnl.3s .are need for the shalt'.
<br />:
<br />, .. The she
<br />',,
<br />.
<br />__
<br />Depth of the main ehaf't is 56o Yeet'.
<br />_ - -• ,,. .-
<br />
<br />Peet has one
<br /> , 00 Peet drifts and levels and 150
<br />Other work~.nge are 1 'L -
<br />7.1 wiY
<br />9
<br /> r.. ,
<br />ri feet or Dross-cuts. The greater part oY the ground on tike east
<br />
<br />
<br />f ~:• .•{
<br />side o= the shalt has been stoped ont. But very little atoping
<br />The mil
<br />r `!
<br />~~ ~ has been dune on the west side or the shalt: Work is confined by means oY
<br />,•
<br />~~~ ~
<br />tf to development'~the larger portion or it in the bb0 foot levol'.
<br />~ The me~
<br />•:
<br />~ HIaps and drawings are kept in the office of the company'. poles, and ~
<br />~
<br /> The skid tray 1e made or three-cornered timbers, 6~z 6 a tl ,Timbeti
<br />
<br />~~~~jt r .,
<br />in.,secnrely fastened on a bodway of 2 in. plank." ~
<br />good,oondit
<br />
<br />~;y~,. • ~~
<br />i n,.,~ The hoisting method omployed is steam'. ,' Chaste
<br />#~ The men are raised and lowered from trio mine by means oY ~ ,;ender
<br />P~ the hoisting maohiaory'. trol~.oys, w
<br />
<br />~ p 8 load of 1,000~lbo. is ho`Seted at one time a distance of Track
<br />;~k ~ ~ ~~~~
<br />~ 45U ~feot with a B~4 in. etee•1 wire cable. Ther6
<br />G ~
<br />~
<br />,: ,,`
<br />The cable has been used three months and is 1n good
<br />Tor the bo!
<br />,~ ~6
<br />i ~ h`
<br />oonditioa'.
<br />Trio 1
<br />~{~~!~;~
<br />; Safetq hook and o'hain, fastened on with eocxet and Babbitt another sh!
<br />it
<br />,,
<br />~~ '
<br />metali® nsod,and is in good condition.
<br />The
<br />~~ ;~~~ Daetexiel is hoisted from one levoh. ~ ~ have boon ;
<br />~~~ Bo11 lino is 3/tl 1n. hemp roI,o in good oonditioa. The
<br />
<br />~ Vii' Palle belle era uirod xor eignttls. being prov
<br />{~ .`.~It 6tate node or signals is aped and ip posted in ®ngine" ovary twon
<br />
<br />~
<br />r room only. ~. ~ main shaft
<br />f dll persona arc prohibitea froru riding on loadod buoKotp about 6UU~
<br />,;
<br />~~•'
<br />6nt
<br />thin oxdox 1p not posted in any j,luoo.
<br />omployop.
<br />G
<br />g?~~
<br />y Yive rCr4h are pormitted to xlde in thrr LuoY.ot at ane time Card
<br />~~~, but ao notioop axe Hooted to thio effoot'.
<br />t .~ ~ 111 dLationa are provided with
<br />papeagt-say axound trio shaft
<br /> ,
<br />z ~ ~ but no gnarl rails rictus boon provided.
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