Hudson, New York

Ferry Street Bridge (Columbia County, New York)
Built 1905; rehabilitated 1955; closed to traffic Oct. 2014
Double-barreled pony truss bridge over CSX Railroad on Ferry Street in Hudson
Intact but closed to all traffic

Mystery Bridge (Columbia County, New York)
Pratt through truss bridge over CSX Railroad
Unknown status

NYC - Claverack Creek Bridge (Columbia County, New York)
Abandoned pony/through plate girder bridge over Claverack Creek on NYC Hudson & Chatham Branch
Derelict/abandoned