No. 6, December 1948: Further Developments and Application of the Immersion-Compression Test; A Rapid Method of Testing Materials for Alkali-Aggregate Reaction; Conducting Long-Range Highway Needs studies; Manual on Uniform Traffic Control Devices for Streets and Highways
United States. Federal Works Agency. Public Roads Administration
1948-09-01
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On the basis of preliminary figures, motor vehicle travel on main and local roads for the country as a whole was higher during September 1948 than in previous September.
No. 5, September 1948: Effect of Characteristics of Asphalts on Physical Properties of Bituminous Mixtures; The Analysis of Motor-Vehicle Registration Records; A New Soil-Dispersing Apparatus for Mechanical Analysis of Soils; The Federal-aid Highway Act of 1948
No. 4, June 1948: Concrete Pavements on the German Autobahn; Analysis of Rectangular Reinforced Concrete Sections Subjected to Direct Stress and Bending in Two Directions
No. 3, March 1948: Traffic Trends on Rural Roads in 1946; Trends in Motor-Vehicle Travel, 1946; Trends in the Distribution of State Road-User Taxes, 1940-1947; Effect of Petroleum-Like Constituents on Road Tars, and a Test for Determining the Homogeneity of Road Tars
No. 2, December 1947: A Cooperative Study of Structural Design of Nonrigid Pavements; The Effect on Properties of Concrete of Natural and Portland Cement Blends; Announcement of New Publications
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