Pittsburgh Light Rail
Reporting mark: T
PAT - Fallowfield Trestle (Old) (Allegheny County, Pennsylvania)
Lost Deck plate girder bridge over Ravine and Dagmar Avenue on PAT TrolleyReplaced by a new bridge
PAT - Monongahela River Bridge (Allegheny County, Pennsylvania)
Built 1903; raised in 1912-16 grade separation; rebuilt 1982 for light rail14 panel Baltimore through truss bridge over Monongahela River, many city streets and I-376 on Panhandle Railroad/ Pittsburgh T TransitOpen to traffic
PAT - Mount Washington Tunnel (Allegheny County, Pennsylvania)
Built 1902-4Tunnel on Port Authority of Allegheny County Busway/Light RailOpen to PAT traffic only.
WLE - Castle Shannon Viaduct (Allegheny County, Pennsylvania)
Deck plate girder bridge over PAT Blue Line and Castle Shannon Blvd on W&LE RROpen to traffic