Title: Potholes and bridge deck corrosion
Subtitle: hearing before the Subcommittee on Transportation, Aviation, and Communications of the Committee on Science and Technology, U.S. House of Representatives, Ninety-sixth Congress, first session, March 19, 1979.
Subjects: Potholes (Roads), Bridges, Corrosion, Floors, Maintenance and repair, Roads
Places: United States, Pennsylvania