[Washington] : U.S. Dept. of Transportation, Bureau of Public Roads; for sale by the Supt. of Docs., U.S. Govt. Print. Off., [1968]
Physical Details
49 pages : illustrations ; 26 cm
OCLC
ocm00047815
"[Prepared] in cooperation with the Bridge Division, Office of Engineering and Operations, Bureau of Public Roads, Federal Highway Administration, Dept. of Transportation."