The interchange was constructed beginning in the late 1990s as a major feature of the Big Dig project.
During the late 20th century through the early 21st century, the Central Artery was dismantled and replaced by the Big Dig project.
On the other hand, recent improvements brought about as part of the infamous Big Dig project have improved expressway traffic within Boston's city limits.
Planning for this bridge started no later than 1998, but was delayed due to its funding being siphoned off by the Big Dig project.
Using some 10,000 drawings of the Big Dig project, researchers built a virtual roadway for a driving simulator at the university.
These problems were addressed in the planning and construction of the $14.6 billion Big Dig project.
One criticism compared the plan to Boston's Big Dig project, which was said to illustrate the schedule and budget challenges of a large cut-and-cover tunnel.
This service restoration, put in place as environmental mitigation for the Big Dig project, was the first passenger service on the line since 1959.
He worked as a carpenter for 17 years, but was injured while doing construction work on the Big Dig project in Boston.
Tolman ran for governor in 2002 on a platform that included reform of the Big Dig project and a single-payer state health care program.