Classification, safety factor, terrain, and bearing : 4 reports.
Title:
Classification, safety factor, terrain, and bearing : 4 reports.
Author:
National Research Council (U.S.). Highway Research Board.
Corporate Author:
Publication Information:
Washington, D.C. : Highway Research Board, 1967.
Physical Description:
63 p. : ill. ; 25 cm.
Series:
Highway research record. 156.
National Academy of Sciences-National Academy of Engineering. Publication 1433.
Highway research record. no. 156.
General Note:
Papers presented at the 45th Annual Meeting.