A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Concreting at kelley shaft
Kelley shaft near Butte, Mont, designed by Anaconda Copper Mining Co to develop low grade ore bodies with 1.2% copper content; selection of site; sinking operations; concreting, steel concrete forms, and prefabricated reinforcing steel; solution of water problem; illustrations.
Concreting at kelley shaft
Kelley shaft near Butte, Mont, designed by Anaconda Copper Mining Co to develop low grade ore bodies with 1.2% copper content; selection of site; sinking operations; concreting, steel concrete forms, and prefabricated reinforcing steel; solution of water problem; illustrations.
Concreting at kelley shaft
Min Congress J
Sims, A.R. (author) / Bishop, L. (author)
1952
4 pages
Article (Journal)
English
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