A colossal project to reduce traffic in the underground tunnels connecting the Virginia cities of Norfolk and Hampton just had a big breakthrough — literally. Since 1957, the two cities have been ...

The Hudson River Tunnel Section is focused on boring through 1.5 miles of riverbed, rock and soft soil, the largest of the ...

The $80 million tunneling machine known as ‘Bertha’ resumed mining Tuesday beneath the Seattle waterfront for the first time in about seven weeks. The machine moved forward about two feet, allowing ...

Bertha may be sitting idle, but another boring machine in Seattle, Swizy, is ready to move. “We are replacing the (Fremont) pipeline that has been in use for about 100 years,” said Annie Kolb-Nelson ...

This summer, mining is set to begin with the massive tunnel-boring machine nicknamed "Rocky" as crews enlarge the North ...

Officials expect the $3.9 billion Hampton Roads Bridge-Tunnel expansion project to be substantially complete by February 2027, after years of boring underwater tunnels and widening lanes on land.

About 150 feet below Historic Ellicott City exists an otherworldly, 60-degree tunnel through damp rock. Soon, it will be able ...

To continue reading this content, please enable JavaScript in your browser settings and refresh this page. Preview this article 1 min Elon Musk's tunnel business, The ...

Despite complications including a run-in with an abandoned anchor, workers are now back at it, constructing the Chesapeake Bay Bridge-Tunnel‘s second tunnel across the Thimble Shoal Channel. As of ...