Fort Duquesne Bridge www.wikipedia.org/wiki/Fort_Duquesne_Bridge
The Fort Duquesne Bridge is a steel tied arch bridge that spans the Allegheny River in Pittsburgh, Pennsylvania. It was constructed from 1958-1963 by PennDOT, and opened for traffic October 17, 1969. The bridge touches down halfway between Heinz Field and PNC Park Baseball Stadium on the City's North Shore.