Abstracts of several papers presented at 1939 convention of American Road Builders Association, dealing with super-highways, national highway system, soil studies for high fills, hand and machine airport paving, pressure on subgrade, road construction standards, ice control by abrasives; sodium vapor lamps, specifications, etc.
Roadbuilding facts and opinions
Eng News-Rec
Engineering News-Record ; 122 , n 13
1939
3 pages
Aufsatz (Zeitschrift)
Englisch
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