Allegheny County, Pennsylvania (449)
Allegheny River (82)
Allegheny Valley Railroad (9)
Aspinwall, Pennsylvania (1)
Built 1904 (593)
Built during 1900s (7,688)
Conrail (1,715)
Deck girder (6,348)
Deck truss (1,949)
Girder (11,241)
Have street view (29,309)
Open (41,013)
| Penn Central Railroad (1,544)
Pennsylvania (6,244)
Pennsylvania Railroad (1,056)
Pennsylvania Steel Co. (165)
Pennsylvania truss (586)
Pin-connected (4,912)
Pittsburgh, Pennsylvania (169)
Plate girder (8,786)
Through truss (17,339)
Truss (36,113)
Warren deck truss (679)
Warren truss (7,058)
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