A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Steel and timber roof supports for mine entries
Report, submitted to Committee on Roof Action, is part of study being conducted by that committee; working stresses; rectangular and round timber beams; lateral support; longitudinal shear; deflection; steel beams; rail sections; strength of timber sizes not shown in table; columns or legs.
Steel and timber roof supports for mine entries
Report, submitted to Committee on Roof Action, is part of study being conducted by that committee; working stresses; rectangular and round timber beams; lateral support; longitudinal shear; deflection; steel beams; rail sections; strength of timber sizes not shown in table; columns or legs.
Steel and timber roof supports for mine entries
Min Congress J
Joyce, A.R. (author)
1941
4 pages
Article (Journal)
English
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