Light rural traffic may justify construction of one track of high-type surface; average daily traffic of but 150 vehicles may be sufficient to make such improvement economically justified; annual road costs; costs of vehicle operation; life and resurfacing costs of single-track pavements; single-track concrete and earth roads compared; maintenance costs. (See also - discussion in n 8, 10, 12 Sept p 587, Oct p 655 and Dec p 781.)
Single-lane improvement for local roads
Civ Eng
Civil Engineering ; n 8
1932
Aufsatz (Zeitschrift)
Englisch
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