New Castle, Pennsylvania

East Washington Street Bridge (Lawrence County, Pennsylvania)
Built 1909
Concrete arch bridge over Neshannock Creek on East Washington Street in New Castle
Open to traffic

Grant Street Bridge (Lawrence County, Pennsylvania)
Built 1914
Through truss bridge over Shenango River on Grant Street in New Castle
Closed to all traffic

Jefferson Street Bridge (Lawrence County, Pennsylvania)
Built 1914
Concrete arch bridge over Big Run on Jefferson Street in New Castle
Open to traffic

Mahoning Avenue Viaduct (Lawrence County, Pennsylvania)
Built 1923; rehabilitated 1985
Through truss bridge over Shenango River on Mahoning Avenue in New Castle
Open to traffic

Mahoning River Bridge (Lawrence County, Pennsylvania)
Built 1932
Through truss bridge over Mahoning River on TR 395 (Old PA 18) in New Castle
Open to traffic

Neshannock Creek Bridge (Lawrence County, Pennsylvania)
Built 1917; rehabilitated 1982
Through truss bridge over Neshannock Creek on Mill Street in New Castle
Open to traffic

Willowgrove Road Bridge (Lawrence County, Pennsylvania)
Built 1921
Concrete through arch bridge over Hickory Run on Willowgrove Road in New Castle
Closed to all traffic