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A platform for research: civil engineering, architecture and urbanism
Shaft sinking at Mcintyre mine
No. 11 is large shaft of five compartments which will be main shaft in deep level operations at McIntyre; sinking was started (at 62 ft.) in Feb. 1925 and completed in Mar. 1927; it is 4150 ft. deep; excavation is 17 ft. by 24 ft.; accompanying diagrams show timbering and uses of several compartments; hoist used for sinking was specially constructed Nordberg, made in sections small enough to permit its later use underground.
Shaft sinking at Mcintyre mine
No. 11 is large shaft of five compartments which will be main shaft in deep level operations at McIntyre; sinking was started (at 62 ft.) in Feb. 1925 and completed in Mar. 1927; it is 4150 ft. deep; excavation is 17 ft. by 24 ft.; accompanying diagrams show timbering and uses of several compartments; hoist used for sinking was specially constructed Nordberg, made in sections small enough to permit its later use underground.
Shaft sinking at Mcintyre mine
Can. Min. Jl
1928
4 pages
10 Figs.
Article (Journal)
English
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