Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Tunnels built on land, towed to place, and sunk, section by section; between Oakland and Alameda, Calif.; walls 30 in. thick and built throughout of concrete, heavily reinforced with steel; total length 4436 ft.; providing satisfactory foundation; steel-and-timber bulkhead; provision for access; system of ballasting and lowering.
Tunnels built on land, towed to place, and sunk, section by section; between Oakland and Alameda, Calif.; walls 30 in. thick and built throughout of concrete, heavily reinforced with steel; total length 4436 ft.; providing satisfactory foundation; steel-and-timber bulkhead; provision for access; system of ballasting and lowering.
World's largest vehicular tunnel
Sci. Am
Walker, J.W. (Autor:in)
Scientific American ; 138
1928
2 pages
6 Figs.
Aufsatz (Zeitschrift)
Englisch
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