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i <br />Josephine-Tun.-b. •--• - - I Joae7 <br />i <br />j <br />M I •ft'I ft G- & M I ft E bl' .E T H O D S- Contin. <br />Ponta and•oaps are used Yor timbering at the`portal-oY ~l <br />the tunnels and atolls covered with lagging are_used in the :,:ia <br />atopea. The timbers are prepared by hand 3rom pine and.apruoe <br />are in good aoaditiQn and auYYioient in mimber;to secure saYety. <br />Chutee ara loaded by hand and gravity. <br />Underground tramming is done by hand with steel oars <br />on a trackage oY 12~ T rails and an 1B" guage. <br />The tunnel ie driven on a wliYorm grade oY to and the ~, <br />drainage is natural:. Only s moderate amoiutt oY watex.ia 'en- abos <br />oounterad.. :: .:. ,:: , '. ..... <br />The ventilation ia.natural,.good and suYYicient:.'fto '. }dine <br />. no~dous gases are met with. - - <br />' All old timbers'and debris have been removed Yrom'under- dani <br />ground and tho eariitary conditions ans.good. <br />Dandles-are used Yor lighting undergrouxid. - and <br />S T !t T I S T I C S. <br />. aeo <br />Average production oY ore per month, 60 .tone. ~!- <br />• Average volue oY ore per ton, $36. aoa <br />Ooat.per.ton transporting ore.. $2'.10. <br />Coat. per ton trestment o8 ors,..aothing. the <br />',' req <br />Ooet'oY tiaber per month, X26. <br />Co et oY Yuel per month, nothing. <br />Ooet oY steel per month, $6. • <br />Cost oY powdor par month, X100. <br />Co et oY transporting supplies to mine inolude8 in above.i <br />1 <br />- Total number oY.Yeet in.tunnela,.1,900.'.. ".-. ', <br />Total number.oY Yeet-in upraises, 200. ' <br />Men employed: ~ <br />6.Minera, 3.00 Yor 8 hour shift. i <br />1 Timberman, 3.00 ° " ° " ~ <br />~~ <br />_ _` -- --- I --- <br />