Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Unique shield tunnels sand
Construction of 20,500 ft long part of North Central Outfall Sewer in Los Angeles, Calif; tunnel is horseshoe shaped, and consists of outer shell and inner support; shell is open on bottom, so yoke like bent transmits crown load to tunnel floors; yoke and shell are moved ahead alternately to drive 153 ft of 11-ft tunnel daily. (see also Western Construction v 32 n 3 Mar 1957 p 37-9)
Unique shield tunnels sand
Construction of 20,500 ft long part of North Central Outfall Sewer in Los Angeles, Calif; tunnel is horseshoe shaped, and consists of outer shell and inner support; shell is open on bottom, so yoke like bent transmits crown load to tunnel floors; yoke and shell are moved ahead alternately to drive 153 ft of 11-ft tunnel daily. (see also Western Construction v 32 n 3 Mar 1957 p 37-9)
Unique shield tunnels sand
Construction Methods Equipment
1957
3 pages
Aufsatz (Zeitschrift)
Englisch
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