The Fort Point Channel Tunnel is a tunnel underneath the South Boston Streets and

Fort Point Channel Fort Point Channel is a maritime channel separating South Boston from downtown Boston, Massachusetts, feeding into Boston Harbor. The south part of it has been gradually filled in for use by the South Bay rail yard and several highways (specif ...

. It was built using a casting basin. It was built 1991–1994 in the

Big Dig The Central Artery/Tunnel Project (CA/T Project), commonly known as the Big Dig, was a megaproject in Boston that rerouted the Central Artery of Interstate 93 (I-93), the chief highway through the heart of the city, into the 1.5-mile (2.4&n ...

. In July 2006, a ceiling tile and associated debris weighing 26 tons collapsed, causing the death of a passenger in a vehicle in the tunnel and severe injury to the driver. This incident and the resulting inspections and repairs delayed the Big Dig construction project by a year.

References

{{Coord, 42.347, N, 71.054, W, display=title Tunnels in Boston