Overloading is prevalent in hauling all commodities. Trucks handle large percentage of manufactured products carried over route covered by surveys; 3.2 passengers per car is average determined; 2-ton trucks form 16 per cent of total. Census example of needed transport studies.
Traffic facts shown by highway transportation surveys
Automotive Industries
Automotive Industries ; 46 , n 17
1922
3 pages
1 Fig.
Article (Journal)
English
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