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r ~Y l <br />The square set system of timbering is employed in <br />the shaft, using sawed lumber, while drift seta and atolls are <br />employed elsewhere, same. being prepared by haul, The old <br />style Plat chutes are employed. <br />The underground tramming is done. in one ton steel <br />cars, dumping directly in skip, using hopper, Trackage oon- <br />sists oP 8 lb, rails, 18 in, gauge. <br />Drainage effepted with a water skip, capacity 280 <br />r;' <br />gallons, <br /> The natural system of ventil9tion is employed. <br /> The sanitary conditions are good. <br /> .The main sha ft ie divided into ttvo compartments, <br />one of which, is provided with s good ladder road, with 20 Pt. <br />stations in moat places, Another exit is afforded by the <br />Refugee, or Fairmount shaft, and Anon Tunnel, <br /> The lighting underground is done by granite candles <br />NOTE. <br />The Waterbury Tunnel has its mouth just below the shaft- <br />houae, is 4 x 7 Pt, in the clear, and runs N. E, on the Shatter <br />using 1300 ft, to breast, cutting the main Shatter shaft, at a <br />depth oP 30 Pt, No work has been done in this tunnel for years, <br />Two etopea Prom the Waterbury tunnel, oonneot vrith the Shatter <br />edit, which is about 60 Pt, above said tunnel, and 800 ft, in <br />length, driven on Shatter vein. <br /> <br />