Building the Tunnel Behind Bertha

What about the BART you may be wondering. Well, the Bart is not really a tunnel but a precast tube that was sunk and rests on the bottom of the bay. This water supply tunnel […]

The Gotthard Base Tunnel will eventually be a 35-mile rail tunnel through the famed Alps in southern Switzerland. So what does it take to survey the world’s longest tunnel? How about setting some 7,000 points […]

The German Chancellor and Chinese Premier toured a Herrenchnecht facility in China’s Guangzhou Province where Tunnel Boring Machines are manufactured for many of China and Asia’s high-profile tunnel projects. Herrenknecht maintains nine locations in China […]