Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
How 340,000 Cu Yd of sandstone was excavated with rippers and scrapers
Data on excavation project on Wisconsin road job; 230,000 cu yd of sandstone excavated from rock knob was loosened with single tooth ripper; dynamite was used along line of backslope to facilitate shaping; extra winter shifts were necessary to prevent overnight freezing of work.
How 340,000 Cu Yd of sandstone was excavated with rippers and scrapers
Data on excavation project on Wisconsin road job; 230,000 cu yd of sandstone excavated from rock knob was loosened with single tooth ripper; dynamite was used along line of backslope to facilitate shaping; extra winter shifts were necessary to prevent overnight freezing of work.
How 340,000 Cu Yd of sandstone was excavated with rippers and scrapers
Roads Streets
Roads and Streets ; 93
1950
2 pages
Aufsatz (Zeitschrift)
Englisch
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