Underwater cameras and bespoke positioning ... Giant rubber gaskets and secondary seals engineered to last 120 years ensure the tunnel is watertight. When the first immersion goes ahead later ...

The world's largest-diameter underwater shield tunnel project, located in Jinan, East China's Shandong Province, successfully ...

The Rogfast tunnel promises to dramatically reduce travel time across Norway on the E39 coastal highway by substituting the ...

The immersed tube portion of the tunnel consists of 18 reinforced concrete elements, including 13 straight 180-m-long elements and five 148-m-long curved elements. South entrance to the tunnel ...

Media suggest that Elon Musk’s unveiled Dubai Loop carries a resemblance to the undersea tunnel project seeking to connect ...