Interstate 81

East Branch Tunkhannock Creek Bridge (Susquehanna County, Pennsylvania)
Built 1961; rehabilitated 2010
Deck plate girder bridge over East Branch Tunkhannock Creek on I-81
Open to traffic

George N. Wade Memorial Bridge (Dauphin County, Pennsylvania)
Built 1973
Girder bridge over Susquehanna River on Interstate 81 (Capital Beltway)
Open to traffic

Ingles Ferry Bridge (Montgomery County, Virginia)
Built 1965; rehabilitated 1986
Steel stringer bridge over New River on Interstate 81
Open to traffic

Thousand Islands Bridge (Jefferson County, New York)
Built 1938; rehabilitated 1986
Suspension bridge over St. Lawrence River on I-81
Open to traffic