A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Preboring pile holes simplified this falsework problem
Article describes how Union Pacific Railroad employed power operated earth drill effectively, where driving piles would have been difficult.
Preboring pile holes simplified this falsework problem
Article describes how Union Pacific Railroad employed power operated earth drill effectively, where driving piles would have been difficult.
Preboring pile holes simplified this falsework problem
Ry Eng Maintenance
1941
3 pages
Article (Journal)
English
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Holes pre-bored for underpass falsework
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