Amtrak Bridge (Suffolk County, Massachusetts)
Built 1883; rehabilitated 1990
Pony truss bridge over Amtrak on River Street in Boston
Open to traffic

Charles River Bridge (Suffolk County, Massachusetts)
Built 1861; rehabilitated 2002
Concrete arch bridge over Charles River on MA 109 (Spring Street) in Boston
Open to traffic

Charles River Bridge (Middlesex County, Massachusetts)
Built 1907
Concrete arch bridge over Charles River on MA 16 (Galen Street) in Watertown
Open to traffic

Charles River Bridge (Suffolk County, Massachusetts)
Built 1915
Concrete arch bridge over Charles River on US 20 (N. Beacon Street) in Boston
Open to traffic

Charles River Bridge (Norfolk County, Massachusetts)
Built 1921
Stone arch bridge over Charles River on MA 109 (Bridge Street) in Dedham
Open to traffic

Congress Street Bridge (Suffolk County, Massachusetts)
Built 1850; rehabilitated 1930
Bascule bridge over Fort Point Channel on Congress Street in Boston
Open to traffic

Granite Avenue Bridge (Suffolk County, Massachusetts)
Built 1959
Bascule bridge over Neponset River on Granite Avenue in Boston
Open to traffic

Hammond Street Bridge (Middlesex County, Massachusetts)
Built 1900; rehabilitated 1939
Pony truss bridge over Green Line on Hammond Street in Newton
Open to traffic

MBTA Bridge (Suffolk County, Massachusetts)
Built 1900; rehabilitated 1974
Wooden bridge over MBTA on Park Street in Boston
Open to traffic

Morrssey Blvd. Bridge (Suffolk County, Massachusetts)
Built 1927; rehabilitated 1978
Bascule bridge over Dorchester Bay on Morrssey Blvd. in Boston
Open to traffic

Neponset River Bridge (Suffolk County, Massachusetts)
Built 1903; rehabilitated 1946
Concrete arch bridge over Neponset River on MA 28 (Blue Hill Avenue) in Boston
Open to traffic

Sprague Street Bridge (Suffolk County, Massachusetts)
Built 1899; rehabilitated 1988
Through truss bridge over MBTA on Sprague Street in Boston
Open to traffic

Washington Street Bridge (Suffolk County, Massachusetts)
Built 1900; rehabilitated 1956
Through truss bridge over Charles River on N. Washington Street in Boston
Open to traffic