Sinking of MacLean Shaft at Buchans, Newfoundland

A general description of the equipment, personnel and work sequence being used in the sinking of a circular, concrete lined, 14 foot diameter shaft which at present is at a depth of 2,484 feet. Equipping, lining and sinking of the shaft is being carried out concurrently and waste is removed using a mechanical mucker.
Keywords: Anchor, Concrete, concrete, Douglas fir, headframe, hopper car, shaft, Drilling, Hoists, Pipe, Plants, Shafts, steel, Steels
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