Bridgeport, Pennsylvania

Fourth Street Bri (Montgomery County, Pennsylvania)
Built ca. 1890
Stone arch bridge over Fourth Street on Norfolk Southern Railway
Open to traffic

SEPTA - Schuylkill River Viaduct (Montgomery County, Pennsylvania)
Built 1911
Deck truss bridge over Schuylkill River on SEPTA Norristown Higb Speed Line (former Red Arrow Lines/Philadelphia & Western)
Open to traffic