Historic Bridges of the U.S.

North Camp Run Road Bridge (Lawrence County, Pennsylvania)
Built 1913
Concrete arch bridge over Camp Run on North Camp Run Road
Open to traffic

Potato Creek Bridge (McKean County, Pennsylvania)
Built ca. 1905
Pony truss bridge over Potato Creek on TR 377
Closed to all traffic

Seven Mile Creek TR 150 Bridge (Preble County, Ohio)
Built 1910
Pony truss bridge over Seven Mile Creek on TR 150
Open to traffic

Shaw Creek CR 28 Bridge (Morrow County, Ohio)
Built 1910
Pony truss bridge over Shaw Creek on CR 28
Open to traffic

Simpson Road Bridge (Fayette County, Pennsylvania)
Built 1905
Pony truss bridge over Dunlap Creek on Simpson Road in Hiller
Open to traffic

Snyder Road Bridge (Montgomery County, Pennsylvania)
Built 1904
Through truss bridge over Perkiomen Creek on Snyder Road in Philadelphia
Closed to all traffic

Zeiglers Mill Bridge (Adams County, Pennsylvania)
Built 1911
Two-span pony truss bridge over Conewago Creek on Zeiglers Mill Road
Open to traffic

York Bridge Co.