Butler, Pennsylvania

Harmony Line - Lyndora Viaduct (Butler County, Pennsylvania)
Built 1907; Line closed 1931
Lost Deck plate girder bridge over Lyndora on Pittsburgh, Harmony, Butler, & New Castle Railway
Removed but not replaced

Jefferson Street Bridge (Butler County, Pennsylvania)
Built 1937; rehabilitated 1984
Through truss bridge over Connoquenessing Creek and B&LE and B&P railroads on PA 68 (E. Jefferson Street)
Open to traffic

Wayne Street Viaduct (Butler County, Pennsylvania)
Built 1915; rehabilitated 1976; replaced 2009
Lost Deck plate girder bridge over Connoquenessing Creek on Wayne Avenue
Replaced by new bridge