Historic Bridges of the U.S.

Allegheny Street Bridge (Blair County, Pennsylvania)
Built 1911
Concrete arch bridge over Beaverdam Branch Juniata River on Allegheny Street (Old PA 53) in Hollidaysburg
Open to traffic

Clearfield Creek Bridge (Clearfield County, Pennsylvania)
Built 1940
Pony truss bridge over Clearfield Creek on PA 53 in Irvona
Open to traffic

Lost Creek Bridge (Cambria County, Pennsylvania)
Built 1930
Concrete arch bridge over Lost Creek on PA 53
Open to traffic

Moshannon Creek Bridge (Centre County, Pennsylvania)
Built 1938
Pony truss bridge over Moshannon Creek on PA 53
Open to traffic