A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Timbering of metal mines
Necessity for timber in mining; principles of mine timbering; structure of wood; behavior of wood under pressure; kinds of timber employed in mining; methods of timbering; timbering tunnels, drifts, crosscuts, inclined shafts and winzes, and vertical shafts; combination of vertical and inclined shafts; safety in mine timbering; effect of ventilation; preservation of mine timbers.
Timbering of metal mines
Necessity for timber in mining; principles of mine timbering; structure of wood; behavior of wood under pressure; kinds of timber employed in mining; methods of timbering; timbering tunnels, drifts, crosscuts, inclined shafts and winzes, and vertical shafts; combination of vertical and inclined shafts; safety in mine timbering; effect of ventilation; preservation of mine timbers.
Timbering of metal mines
U. S. Bur. Mines -- Bul.
Holbrook, E.A. (author) / Ageton, Richard V. (author) / Tufft, Harry E. (author)
1923
70 pages
77 Figs.
Article (Journal)
English
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