Chelsea, Massachusetts

Chelsea Street Bridge (Suffolk County, Massachusetts)
Built 1900; rehabilitated 1936
Bascule bridge over Chelsea River on Chelsea Street in Boston
Open to traffic

Meridian Street Bridge (Suffolk County, Massachusetts)
Built 1954; rehabilitated 2002
Bascule bridge over Chelsea River on Meridian Street in Boston
Open to traffic

Tobin Bridge (Suffolk County, Massachusetts)
Built 1950
Through truss bridge over Mystic River on Northbound US 1 in Boston
Open to traffic