With a loud groan, and cheers and applause from a crowd of onlookers, Mary, the tunnel-boring machine, broke through onto the ...

NORFOLK — The Hampton Roads Bridge-Tunnel Expansion project celebrated the end of mining operations with the final ...

Tunnel Boring Machine Mary has finished a second tunnel under the Chesapeake Bay, part of the state's largest ever highway construction project.

The U.S. Secretary of Transportation and Governor Youngkin are celebrating a major milestone in the Hampton Roads ...

Mary the tunnel boring machine is set to breakthrough on the second tunnel Wednesday as part of the HRBT expansion project.

Contractors working for the state of Washington are planning a high-stakes operation to rescue Bertha — the world's largest tunneling machine. Bertha is supposed to be boring a 2-mile highway tunnel ...

A bridge would be the simplest and cheapest path across the Long Island Sound, though it also comes with "significant" ...

On Wednesday morning, crews removed the final piece of Bertha the boring machine out of the pit it has sat in since reaching the end of the tunnel running under Seattle. A live time lapse of the ...

SEATTLE — State transportation officials say the tunneling machine known as Bertha is about a third of the way toward the 385 feet needed before the Alaskan Way Viaduct can reopen. KCPQ-TV reported ...