Fort Point Channel - Crossings

Crossings

The following bridges and tunnels cross or used to cross the channel, from north to south, with building/opening dates:

• Northern Avenue Bridge
• Evelyn Moakley Bridge (New Northern Avenue/Seaport Boulevard)
• Silver Line tunnel
• Congress Street Bridge 1850
• Summer Street Bridge 1899
• New York and New England Railroad (gone)
• Mount Washington Avenue Bridge (gone)
• Fort Point Channel Tunnel (I-90)
• Dorchester Avenue Bridge (formerly Federal Street Bridge)
• Atlantic Avenue Viaduct (gone)
• New York, New Haven and Hartford Railroad and the wye connection to the west-facing lines (now used by the MBTA Commuter Rail) and the Red Line tunnel roughly underneath
• Broadway Bridge (relocated, new bridge opened January 19, 1999 )

The channel now ends here; the remaining bridges cross the South Bay Yard.

• West Fourth Street Bridge 1958 (formerly Dover Street, with an older bridge)
• South Boston Bypass Road
• New York and New England Railroad on a long diagonal bridge, now used by the MBTA Commuter Rail and trains to the South Boston Freight Terminal - this bridge passed under the next two
• Southampton Street (formerly Swett Street)
• Massachusetts Avenue (formerly East Chester Park)