Three basic tools are bulldozer, scraper, and motor grader; factors affecting proper selection depending on job conditions are rolling and grade resistance, traction, and altitude; recent improvements include Caterpillar No. 8 tractor mounted ripper having ability to tear up hard material, and Gyrodozer which will pry out stumps and rocks and finish bulldoze smooth surface.
Fundamentals of earthmoving
Soc Automotive Engrs -- Paper
SAE Meeting (Buffalo Section) ; 1958
1958
5 pages
Conference paper
English
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