Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Robbins tunnel boring machine
Machine has driven circular 25-ft, 9 in. diversion tunnel through shale for Oahe Dam near Pierre in South Dakota at speed of 12 fph producing 480 tons of broken rock.
Robbins tunnel boring machine
Machine has driven circular 25-ft, 9 in. diversion tunnel through shale for Oahe Dam near Pierre in South Dakota at speed of 12 fph producing 480 tons of broken rock.
Robbins tunnel boring machine
Can Min J
1955
3 pages
Aufsatz (Zeitschrift)
Englisch
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Tunnel Boring Machine Development
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