A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Highway tunnels in western states
Review of practice in design and construction; advantages over open cut construction; dimensions, costs, and other data on tunnels constructed under direction of Bureau of Public Roads; permanent lining; portals; lighting installation; construction of Wawona tunnel; chemical analyzers for determining carbon monoxide in tunnel air.
Highway tunnels in western states
Review of practice in design and construction; advantages over open cut construction; dimensions, costs, and other data on tunnels constructed under direction of Bureau of Public Roads; permanent lining; portals; lighting installation; construction of Wawona tunnel; chemical analyzers for determining carbon monoxide in tunnel air.
Highway tunnels in western states
Pub Roads
Public Roads ; 19
1938
26 pages
Article (Journal)
English
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