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<br /> <br />_:.~ - - - <br />(21 <br />Devios for thawia~ powder water box heated by oendlea.lfo oils or <br />aandlea staled.with powder. <br />Developement. <br />Triers has never bsea;any:eYrtematio method of dereiopement in <br />this mine,as from its earliest inoeption it has been worked under <br />ieaee,the ground being let out in blooke,there ie a tunnel 900 <br />feet in length ruaning due north end south,irom whioh drifts have . <br />been driven in ail direetiona in aearoh of the pookete of gold <br />bearing mineral this tunnel is oonnaoted~.at various points with <br />prospeoL shafts. • <br />Work It oerried on at the present time from this main tunnel, and <br />what is known as the Lovejoy tunnel whloh oonneote at a iowe~r <br />level. <br />There are buildings at the entrance of the tunnei,whioh ie pro- <br />vided with tiro door fifty foot tram entrance. <br />xins methods. <br />xethod of ore sstraotion is by stoping attd dritting,no maohine <br />drills are esiployed,single hand driiiing is the mode of working. <br />Timbering:-Method emDloYed le by atolls and eotts-euftiaient- <br />Charaoter of timber:-lfative.Ordinary mine ohutes are used for <br />loading. <br />Traaming la done by men,on I2 ib.to the yard raii.llo water. <br />ventilation:-Xatural draft-autfioient-1!o no:ious gases met with. <br />Ali old tlabsra have been ranoved where neoeaearY. <br />xine has esit• iti oonneotion with shafts sunk to ootuteot with <br />tunnsl,whioh is aooessibis to men. <br />Lighting la by Dandles. <br />Lighting underground. <br />Production. <br />'Average tonnage yer month 25. Oroas tonnage Der Year:-300. <br />,Total Iro.ot feet in tunnels:-1500. Oost per toot:-III. <br />• • • drifts :-10.000. • • " S6• <br />6. <br />• • raises :- d00. • ~ <br />' • • • develoysasnt:-12.300. <br />tcsn smyloysd. <br />BIZ yins~ra. 13•so• Dn' ~y g hour shift. <br />3 tsaa~•.ere. 13.00. g • <br />Average yo.et naa a~loYed tar the Yeat:-I§. <br />f; <br />t <br />