Hillside Avenue Bridge (Westchester County, New York)
Built 1887; rehabilitated 1943
Pony truss bridge over Mnrr Nh Line on Hillside Avenue in Mamaroneck
Open to traffic

Mamaroneck River Bridge (Westchester County, New York)
Built 1895
Stone arch bridge over Mamaroneck River on US 1 in Mamaroneck
Open to traffic

Rockland Avenue Bridge (Westchester County, New York)
Built 1900
Pony truss bridge over Mnrr Nh Line on Rockland Avenue in Mamaroneck
Open to traffic

Ward Avenue Bridge (Westchester County, New York)
Built 1937
Concrete arch bridge over Mamaroneck River on Ward Avenue in Mamaroneck
Open to traffic