A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Hard rock tunneling
Experience in tunneling on Colorado River aqueduct; facts and figures drawn from construction records of 92 mi of aqueduct tunnels; relation between average crew and average advance per shift; relation between excavation progress and cost.
Hard rock tunneling
Experience in tunneling on Colorado River aqueduct; facts and figures drawn from construction records of 92 mi of aqueduct tunnels; relation between average crew and average advance per shift; relation between excavation progress and cost.
Hard rock tunneling
Civ Eng (NY)
Burkholder, J.L. (author) / Stephens, R. (author)
1939
4 pages
Article (Journal)
English
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