Columbia, Pennsylvania

Lincoln Highway Columbia-Wrightsville Bridge (Lancaster County, Pennsylvania)
Built 1929; rehabilitated 1988
Open-spandrel arch bridge over Susquehanna River on PA 462 (Old Lincoln Highway) between Columbia and York Counties
Open to traffic

Point Rock Tunnel (Lancaster County, Pennsylvania)
Built 1851; bypassed in 1906
Tunnel on Former PRR
Open to pedestrians only

PRR - Columbia-Wrightsville Bridge (Lancaster County, Pennsylvania)
Built in 30 days in 1896 to be "temporary" replacement for destroyed covered bridge, with intent of road being added to upper level; neither replacement nor upper deck ever built. Removed 1964
Lost Pratt through truss bridge over Susquehanna River on Pennsylvania Railroad & Lincoln Highway
Removed

Strickler Run Bridge (Lancaster County, Pennsylvania)
Built 1923
Deck arch bridge over Strickler Run on Pa 441; S Front St
Open to traffic

Wrights Ferry Bridge (Lancaster County, Pennsylvania)
Built 1972; rehabilitated 2013
Deck girder bridge over Susquehanna River on US 30
Open to traffic