31st Street Bridge (Allegheny County, Pennsylvania)
Built 1928; rehabilitated 1976 and 2007
Steel arch bridge over Allegheny River on 31st Street in Pittsburgh
Open to traffic

4th Street Bridge (Potter County, Pennsylvania)
Built ca. 1910; rehabilitated ca. 1970
Pony truss bridge over Allegheny River on 4th Street in Coudersport
Closed to all traffic

Allegheny River Bridge (Cattaraugus County, New York)
Built 1940
Pony truss bridge over Allegheny River on NY 353 in Salamanca
Closed to all traffic

Allegheny River Bridge (McKean County, Pennsylvania)
Built 1910
Truss bridge over Allegheny River on TR 415
Open to traffic

Allegheny River Bridge (Warren County, Pennsylvania)
Built 1933; rehabilitated 1978
Through truss bridge over Allegheny River on PA 127 (Buckingham Street) in Tidioute
Open to traffic

Allegheny River Bridge (Forest County, Pennsylvania)
Built 1934; rehabilitated 1971
Through truss bridge over Allegheny River on PA 62 (Hunter Station Road)
Open to traffic

Allegheny River Bridge (Potter County, Pennsylvania)
Built 1934; rehabilitated 1981
Pony truss bridge over Allegheny River on US 6 in Coudersport
Open to traffic

Allegheny River Bridge (Clarion County, Pennsylvania)
Built 1934; rehabilitated 1973
Through truss bridge over Allegheny River on PA 68 in East Brady
Open to traffic

Allegheny River I-76 Bridge (Allegheny County, Pennsylvania)
Built 1952; rehabilitated 1987
Deck truss bridge over Allegheny River on the Pennsylvania Turnpike (I-76) in Plum
Open to traffic

Fort Duquesne Bridge (Allegheny County, Pennsylvania)
Built 1959
Steel through arch bridge over Allegheny River on I-279 in Pittsburgh
Open to traffic

Foxburg Bridge (Armstrong County, Pennsylvania)
Built 1921; rehabilitated 1981/1985; demolished July 24, 2008
Lost through truss bridge over Allegheny River on PA 58 in Foxburg
Replaced by a new bridge

Hickory Street Bridge (Warren County, Pennsylvania)
Built 1917 by the Luten Engineering Co.; rehabilitated 1963; replaced 2006
Lost concrete arch bridge over Allegheny River on Hickory Street (PA 3005) in Warren
No longer exists

Highland Park Bridge (Allegheny County, Pennsylvania)
Built 1940; rehabilitated 1986
Deck truss bridge over Allegheny River on PA 1005 in Pittsburgh
Open to traffic

Hulton Bridge (Allegheny County, Pennsylvania)
Built 1909; rehabilitated 1991
Through truss bridge over Allegheny River on PA 2082 in Oakmont
Open to traffic

Kittanning Bridge (Armstrong County, Pennsylvania)
Built 1931
Three-span through truss bridge over Allegheny River on PA 1038 in Kittanning
Open to traffic

New Kensington Bridge (Allegheny County, Pennsylvania)
Built 1927; rehabilitated ca. 1988
Three-span through truss bridge over Allegheny River on PA 1038 in New Kensington
Open to traffic

Ninth Street Bridge (Allegheny County, Pennsylvania)
Built 1926; rehabilitated 1993
Suspension bridge over Allegheny River on Ninth Street in Pittsburgh
Open to traffic

Parker Bridge (Armstrong County, Pennsylvania)
Built 1934
Four-span through truss bridge over Allegheny River on PA 368 at Parker
Open to traffic

Seventh Street Bridge (Allegheny County, Pennsylvania)
Built 1926; rehabilitated 1977
Suspension bridge over Allegheny River on Seventh Street in Pittsburgh
Open to traffic

Sixteenth Street Bridge (Allegheny County, Pennsylvania)
Built 1922; rehabilitated 1982
Steel through arch bridge over Allegheny River on Sixteenth Street in Pittsburgh
Open to traffic

Sixth Street Bridge (Allegheny County, Pennsylvania)
Built 1928; rehabilitated 1995
Suspension bridge over Allegheny River on Sixth Street in Pittsburgh
Open to traffic

Tarentum Bridge (Allegheny County, Pennsylvania)
Built 1949; rehabilitated 1986
Deck truss bridge over Allegheny River in Tarentum
Open to traffic

Washington Crossing Bridge (Allegheny County, Pennsylvania)
Built 1923-24
Three-span steel arch bridge over Allegheny River on Fortieth Street (Route 2124) in Pittsburgh
Open to traffic

West Hickory Bridge (Forest County, Pennsylvania)
Built 1896 by the Groton Bridge Co.
Through truss bridge over Allegheny River on PA 127
Open to traffic