Question 1

What are the key details for the project “Central Artery / Tunnel Project (Big Dig)”?

Accepted Answer

The project “Central Artery / Tunnel Project (Big Dig)” is an infrastructure initiative in the Road sector, located in Boston, Massachusetts, USA. Taiyo aggregates data on it from Engineerine.

Question 2

What is the latest status of the project “Central Artery / Tunnel Project (Big Dig)”?

Accepted Answer

The status recorded for “Central Artery / Tunnel Project (Big Dig)” is Completed.

Question 3

Who are the main government, EPC, and private stakeholders for “Central Artery / Tunnel Project (Big Dig)”?

Accepted Answer

Taiyo maps the stakeholders of “Central Artery / Tunnel Project (Big Dig)”: government bodies (Massachusetts Turnpike Authority, Federal Highway Administration), EPCs/contractors (Parsons Brinckerhoff, Bechtel Group).

Question 4

What is the budget and commercial profile for the project “Central Artery / Tunnel Project (Big Dig)”?

Accepted Answer

Taiyo normalizes the budget of “Central Artery / Tunnel Project (Big Dig)” to USD 15000000000.

Question 5

Where can I verify the source and access all details for “Central Artery / Tunnel Project (Big Dig)”?

Accepted Answer

This Taiyo project page references Engineerine along with the original URL (https://engineerine.com/cityscapes-then-and-now/). Taiyo standardizes official data into a consistent, searchable project profile.

Original status	Completed
Taiyo status	Closed
Taiyo last update	2026-07-22

Description	Boston’s skyline and urban layout were dramatically altered by the Central Artery/Tunnel Project, also known as the Big Dig. This ambitious project removed an elevated highway, transforming the city’s infrastructure and significantly improving urban aesthetics.
Original sector	Transportation
Budget

Country	United States of America (USA)
State	Massachusetts
City	Boston

Record type	Project
Sector	Road, Tunnel, Government
Article published date	2025-03-09

Central Artery / Tunnel Project (Big Dig)

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