National Research Council (U.S.). Highway Research Board
Published: 1956
Total Pages: 88
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In report 1 the location, design, materials, construction, traffic, and early performance are described of an experimental concrete pavement built in Indiana to study the effectiveness of subbases in the control of pumping. The second report tells of a project which was built in the summer and fall of 1952 in an attempt to determine the performance of various thicknesses of subbase on a main truck route.