Illustrates use of "excess area" diagram. (See also - no. 16 Aug. 1919)
New method for adjusting earth excavation and determining haul
Public Roads, U. S. Dept. Agriculture, Bur. Public Roads
United States Department of Agriculture -- Public Roads ; 2 , n 17 ; p 27-34
1919
8 pages
14 Figs.
Article (Journal)
English
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