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A platform for research: civil engineering, architecture and urbanism
Concrete slabs for roadway and shaft supports in coal and metal mines
Illustrated description of various types of concrete supports in use in Germany, their characteristics and advantages; in recent times wooden compression blocks have sometimes been replaced by porous light concrete for increasing resistance of concrete segment arch support to ground pressure.
Concrete slabs for roadway and shaft supports in coal and metal mines
Illustrated description of various types of concrete supports in use in Germany, their characteristics and advantages; in recent times wooden compression blocks have sometimes been replaced by porous light concrete for increasing resistance of concrete segment arch support to ground pressure.
Concrete slabs for roadway and shaft supports in coal and metal mines
Betonformsteine beim Ausbau von Strecken und Schaechten in Steinkohlen- und Erzbergbau
Stephan, E. (author)
1939
11 pages
Article (Journal)
German
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