An expansion of the Chesapeake Bay Bridge-Tunnel (CBBT) reached a milestone this week with the tunnel boring machine “Chessie ...

The mining for the two-lane, approximately one-mile long tunnel started in February 2023. Three months later, the tunnel boring machine struck an obstruction that was later determined to be a ...

The 14 boxes will be lined up, one after the other, to build a 135 m-long, 15 m-wide, and 7.3 m-high concrete structure through which metro trains will run in both directions. Each of the precast ...

VIRGINIA BEACH, Va. — After multiple delays, including a 9-month delay involving a century-old anchor, the Chesapeake Bay Bridge-Tunnel (CBBT) expansion achieved a major milestone as its tunnel boring ...

When completed, the new mile-long tunnel will carry two new lanes of southbound traffic and the existing tunnel will have two lanes of northbound traffic. Mining for the new tunnel began in ...

Alternatives include the Seikan Tunnel in Japan's Tsugaru Strait, which held the world record until the completion of the 33.5-mile-long project in 1988. The Channel Tunnel, linking the UK and ...

All vehicles are being diverted through the eastbore tunnel. “Long delays are expected on approach, allow extra journey time.” Police, the fire service and ambulance service have been ...

Guests view a model of a tunnel boring machine used in the construction of the West Tianshan Super-Long Tunnel in Aksu, Xinjiang Uygur autonomous region, on Jan 15. [Photo by Feng Yongbin/China ...

The Gotthard Base Tunnel is an engineering marvel, holding the title as the world's longest and deepest railway tunnel - but ...

However, a section between Mumbai and Thane stations will run under the sea through a 1.2-mile-long tunnel that is nearing completion. The tunnel has been constructed with the help of three mega ...

Border Patrol agents uncovered a man-made tunnel connecting Ciudad Juárez to El Paso early Thursday, equipped with lighting, ventilation, and wood bracing, U.S. Customs and Border Protection ...