| 1. |  | Center Street Bridge in Cleveland, Ohio in 1974 | Center St. Bridge; Center St. Swing Bridge; Center Street Swing Bridge (Cleveland, Ohio); Swing bridges; Truss bridges; Bridges, Steel; Cuyahoga River | Center Street Swing Bridge in the Flats of Cleveland, Ohio in 1974. Sign in front of the bridge reads, "Bridge Closed--Detour". |