Farwell Street Bridge (Middlesex County, Massachusetts)
Built 1850; rehabilitated 1933Deck truss bridge over Charles River on Farwell Street in WalthamOpen to traffic
Jackson Street Bridge (Middlesex County, Massachusetts)
Built 1934; rehabilitated 1989Wooden bridge over MBTA/BMRR on Jackson Street in WalthamOpen to traffic
Main Street Bridge (Middlesex County, Massachusetts)
Built 1936; rehabilitated 1991Pony truss bridge over MBTA/BMRR on US 20 (Main Street) in WalthamOpen to traffic
Newton Street Bridge (Middlesex County, Massachusetts)
Built 1930; rehabilitated 1977Wooden bridge over MBTA/BMRR on Newton Street in WalthamOpen to traffic