Top 10: World’s longest road tunnels ...

Construction has just completed on the 14-mile (23-kilometer) Desheng tunnel—China's longest single bore, double-track tunnel, which will accommodate high-speed trains traveling at nearly 125 MPH.

The first section of the world's longest underwater road and rail tunnel has been constructed, putting the project on track for completion by the end of the decade. At 18,000 meters, The Fehmarnbelt ...

Add Yahoo as a preferred source to see more of our stories on Google. The unspoken air of inevitability hung over the Gateway Tunnel construction in west Manhattan on the final day before the nation’s ...

Editor’s note: This article, distributed by The Associated Press, was originally published on The Conversation website. The Conversation is an independent and nonprofit source of news, analysis and ...

In the year since the Hudson River rail tunnel project got its record-breaking $6.8 billion federal grant, armies of workers spread across five locations have battled extreme weather and the realities ...

Work on a $16 billion Hudson River rail-tunnel project that could ease congestion between New Jersey and Manhattan is set to come to a halt on Friday following the Trump administration’s decision last ...

Workers drill during construction of the Flathead Tunnel in early June, 1968. (Mel Ruder/Hungry Horse News file photo) Conditions inside the Flathead Tunnel during construction. (Mel Ruder/Hungry ...