What happened to the Big Dig in Boston?
By the end of December 2004, 95% of the Big Dig was completed. Major construction remained on the surface, including construction of final ramp configurations in the North End and in the South Bay interchange, and reconstruction of the surface streets.
When did the Boston tunnel collapse?
July 10, 2006
At approximately 11 p.m. on July 10, 2006, I-90 east- bound traffic was winding its way toward Logan Airport via the Ted Williams Tunnel in Boston, MA when a mas- sive section of the connector tunnel roof collapsed.
How much did the Big Dig cost Boston?
A Massachusetts state official announced Wednesday that the total cost of the Big Dig, also known as the Central artery/Tunnel Project, is estimated at $24.3 billion, making it the most expensive highway project in U.S. history.
How much did the Big Dig cost in Boston?
Did they ever finish the Big Dig in Boston?
Officially, Dec. 31 marks the end of the joint venture that teamed megaproject contractor Bechtel/Parsons Brinckerhoff with the Massachusetts Turnpike Authority to build the dizzying array of underground highways, bridges, ramps and a new tunnel under Boston Harbor — all while the city remained open for business.
How big was the Big Dig tunnel collapse?
Since the collapse occurred in a tunnel, the incident came under the jurisdiction of the National Transportation Safety Board (NTSB). The failure of the tunnel ceiling panel occurred on 10 th July 2006. The weight of the concrete ceiling panel was 24,000 kg, and its dimensions were 6.1 m x 12.2 m.
What was the name of the tunnel in Boston?
The Central Artery/Tunnel Project (CA/T), known unofficially as the Big Dig, was a megaproject in Boston that rerouted the Central Artery of Interstate 93, the chief highway through the heart of the city, into the 1.5-mile (2.4 km) Thomas P. O’Neill Jr. Tunnel.
Why was the tunnel called the Thomas tunnel?
The project runs through the heart of Boston through the construction of a 2.4 km tunnel, known as Thomas Tunnel. Later on, the name of the tunnel was changed to the Rose Fitzgerald Kennedy Greenway to honor the Kennedy family matriarch, Rose Fitzgerald Kennedy. Initially, the highway authorities decided to construct a railway link for Boston city.
Why was the Third Harbor Tunnel never built?
The original 1948 Master Plan included a Third Harbor Tunnel plan that was hugely controversial in its own right, because it would have disrupted the Maverick Square area of East Boston. It was never built.