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(11 bridges found near 40.430620, -80.001170)

NS - Arlington Avenue Bridge (Allegheny County, Pennsylvania)
Warren deck truss with alternating verticals bridge over Arlington Ave on NSRR
Open to traffic

South Busway (PAT) CSX Transportation Bridge (Allegheny County, Pennsylvania)
Abandoned deck plate girder bridge over South Busway (PAT) on CSXTRR
Derelict/abandoned

PAT - Mount Washington Tunnel (Allegheny County, Pennsylvania)
Tunnel on Port Authority of Allegheny County Busway/Light Rail
Open to PAT traffic only.

Mount Washington Roadway Bridge (Allegheny County, Pennsylvania)
Lost Open-spandrel arch bridge over valley on Mount Washington Roadway
Replaced by a new bridge

PAT - Monongahela River Bridge (Allegheny County, Pennsylvania)
14 panel Baltimore through truss bridge over Monongahela River, many city streets and I-376 on Panhandle Railroad/ Pittsburgh T Transit
Open to traffic

Smithfield Street Bridge 2nd (Allegheny County, Pennsylvania)
Lost Wire suspension bridge over Monongahela River on Smithfield Street
Replaced by a new bridge

Monongahela Incline (Allegheny County, Pennsylvania)
Bridge up Mount Washington on Inclined Rail
Open to traffic

Smithfield Street Bridge (Allegheny County, Pennsylvania)
Two-span lenticular through truss bridge over Monongahela River on Smithfield Street in Pittsburgh
Open to four lanes of traffic

Liberty Bridge (Allegheny County, Pennsylvania)
Deck truss bridge over Monongahela River, many city streets and I-376 on Liberty Bridge
Open to traffic

McArdle Viaduct No. 1 (Allegheny County, Pennsylvania)
Through truss bridge over the Norfolk Southern Railroad on Mcardle Roadway in Pittsburgh
Open to traffic

Wabash-Pittsburgh Terminal - Monongahela River Bridge (Allegheny County, Pennsylvania)
Lost Bridge over Monongahela River on Railroad
Removed but not replaced