Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Custom-rigged ladder trencher digs 31 ft deep
Operation of machine in Sacramento, Calif; deep-digging trencher, assembled on I-beam frame from custom components and off-shelf engines, produces 300 ft/day of trench 30 ft deep and 10 ft wide; it dug 4 mi of trench in 4 mo; illustrations of machine are included.
Custom-rigged ladder trencher digs 31 ft deep
Operation of machine in Sacramento, Calif; deep-digging trencher, assembled on I-beam frame from custom components and off-shelf engines, produces 300 ft/day of trench 30 ft deep and 10 ft wide; it dug 4 mi of trench in 4 mo; illustrations of machine are included.
Custom-rigged ladder trencher digs 31 ft deep
Construction Methods Equipment
1967
2 pages
Aufsatz (Zeitschrift)
Englisch
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