Continuous I-Beam Bridges

Photograph of Continuous I-Beam Bridges in Canadian, Choctaw, Dewey, and Payne Counties on January 25, 1956.
Date: January 25, 1956
Creator: unknown
System: The Gateway to Oklahoma History

Rigid Frame Grade Separation Bridges

Photograph of Rigid Frame Grade Separation Bridges in Cleveland, Tulsa, and Comanche Counties on January 25, 1956.
Date: January 25, 1956
Creator: unknown
System: The Gateway to Oklahoma History

Rigid Frame Grade Separation Bridges

Photograph of Rigid Frame Grade Separation Bridges on test road, Oklahoma County, on January 25, 1956.
Date: January 25, 1956
Creator: unknown
System: The Gateway to Oklahoma History