A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Testing iron props with and without consideration of friction; generation of forces in paired wedges with and without friction neutralizing action of rock pressure.
Testing iron props with and without consideration of friction; generation of forces in paired wedges with and without friction neutralizing action of rock pressure.
The mechanics of iron pit props
Colliery Guardian
Maercks, J. (author)
Colliery Guardian ; 132
1926
3 pages
29 Figs.
Article (Journal)
English
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Comparison of wooden and iron pit props
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