When were the Callahan and Sumner tunnels built?


When were the Callahan and Sumner tunnels built? They were in fact built decades apart, the Sumner in 1934, and the Callahan in 1961.


Does the blue line go underwater?

Perhaps ironically, the Blue Line takes several points of pride from its proximity to water, which gives it its name. Local historians claim the tunnel that runs under the harbor as the first underwater subway tunnel in the United States.


Is Sumner Tunnel under construction?

The Sumner Tunnel is undergoing a restoration that began in the spring of 2022. This work requires the tunnel to be closed to traffic periodically.


What tunnel in Boston is underwater?

The Ted Williams Tunnel interface in East Boston between the land-based approach and the underwater section is 90 feet below the surface of Boston Harbor, the deepest such connection in North America. The project's seven-building ventilation system is one of the largest highway tunnel ventilation systems in the world.


What road is the Callahan Tunnel on?

Drivers should follow their normal route: From points North: Take I-93 South to Route 1A North/Callahan Tunnel or take US-1 South.


Which tunnel is the Sumner Tunnel?

Built in the 1930s, the Sumner Tunnel (Route 1A South) is the first traffic tunnel in Massachusetts and takes vehicles from Logan Airport to Boston/I-93.


Is Callahan Tunnel same as Sumner Tunnel?

The Sumner Tunnel was opened on June 30, 1934. It carried traffic in both directions until the opening of the parallel Callahan Tunnel in 1961. The Sumner Tunnel is named for William H. Sumner, the son of Governor Increase Sumner.


Does Route 93 go through Sumner Tunnel?

Where is the Sumner Tunnel? The Sumner Tunnel/Route 1A South, situated between East Boston and the North End, takes drivers from Logan Airport to I-93/ Boston and points north.


Can you get to Logan Airport through Callahan Tunnel?

If traveling to Logan Airport/ East Boston, continue using the Callahan Tunnel or the Ted Williams Tunnel.


How far underwater is the Callahan Tunnel?

It was originally a two-way road that carried traffic in both directions, until the opening of the parallel Callahan Tunnel in 1961. The tunnel is 8,448 feet long, of which approximately 3,960 feet are underwater. In 2017, the state removed the tollbooths as part of a switch to electronic tolling.


Does the Sumner Tunnel go under water?

Opened to traffic June 30, 1934. It was originally a two-way road that carried traffic in both directions, until the opening of the parallel Callahan Tunnel in 1961. The tunnel is 8,448 feet long, of which approximately 3,960 feet are underwater.


Why was the Sumner Tunnel built?

The tunnel was constructed to handle automobile traffic from the North End of Boston to East Boston. The tunnel opened in 1935. Also included are three parcel maps with corresponding lists of property taken for “Haymarket Square Improvement.”


Was the Sumner Tunnel part of the Big Dig?

The Big Dig separated the co-mingled traffic from the Massachusetts Turnpike and the Sumner and Callahan tunnels.