A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Basic purpose, method of treatment and various uses of pressure treated wood in and around mines; modern examples of treated timber in mines; special type "armoored" tie is constructed of prefabricated, pre-bored pressure treated oak base to which steel mine tie is secured with special bolts and grip nuts; treatment for surface structures; shaft timbering. Before Monongahela Valley Coal Mining Inst.
Basic purpose, method of treatment and various uses of pressure treated wood in and around mines; modern examples of treated timber in mines; special type "armoored" tie is constructed of prefabricated, pre-bored pressure treated oak base to which steel mine tie is secured with special bolts and grip nuts; treatment for surface structures; shaft timbering. Before Monongahela Valley Coal Mining Inst.
Uses of treated timber in mines
Min Congress J
Fritze, W.R. (author)
1944
7 pages
Article (Journal)
English
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