Recommendations on road design methods are based on assessments of strength of subgrade using California Bearing Ratio method; aspects considered include influence of different tropical climates on moisture conditions under sealed surfaces and their effects on strength of subgrades, sub-bases and bases, and rapidly increasing traffic which is general feature of roads in developing countries of tropical and subtropical regions.
Guide to structural design of bituminous-surfaced roads in tropical and sub-tropical countries
Great Britain. Dept Sci Indus Research -- Road Research Laboratory -- Road Note 31
1966
20 pages
Aufsatz (Zeitschrift)
Englisch
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