Shaft Sinking Practice At Inco

During the past ten years, shaft sinking has been going on continuously at Inco and new shafts and shaft extensions have been sunk under a broad diversity of conditions. The Murray mine and the Stobie section of the FroodStobie mine have been- opened and a main hoisting and supply shaft has been sunk at each of these mines; No. 2 shaft at Murray was sunk initially from surface to 1,960 feet and is now being extended; No. 7 shaft at Stobie was sunk from surface to 3,105 feet.
Keywords: blasting, Cables, Concrete, concrete, Douglas fir, hoist, shaft, timber, Hoists, Pipe, Rock, Rocks, Shafts, Skips, Standards
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