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|All Authors / Contributors:||
Paul E Irick; Thomas L Copas; Herbert A Pennock; L D Minsk; National Research Council (U.S.). Transportation Research Board,; American Association of State Highway and Transportation Officials,; United States. Federal Highway Administration,
|Notes:||"Project 20-5 FY'73"--Title page verso.
"This synthesis was completed by the Transportation Research Board under the supervision of Paul E. Irick, Assistant Director for Special Projects. The Principal Investigators responsible for conduct of the synthesis were Thomas L. Copas and Herbert A. Pennock, Special Projects Engineers. Special appreciation is expressed to L. David Minsk, Research Physical Scientist, Applied Research Branch, U. S. Army Cold Regions Research and Engineering Laboratory, who, as special consultant to the Topic Advisory Panel, was responsible for the collection of data and the preparation of the report"--Unnumbered page iv.
|Description:||58 pages : illustrations ; 28 cm.|
|Series Title:||Synthesis of highway practice, 24.|
|Responsibility:||research sponsored by the American Association of State Highway and Transportation Officials in cooperation with the Federal Highway Administration.|