Robbins Crossover TBMs are the adaptable solution to the world’s most challenging tunnel projects. This video explains how Robbins Crossover XREs, a hybrid of Hard Rock and EPB TBMs, work and why they are the solution for mixed ground tunnels...
For more from Made in Germany go to http://www.dw.com/en/tv/made-in-germany/s-3066Hong Kong is building a new twin-tube undersea highway tunnel to the airport that is almost 5 kilometers long. A huge tunnel-boring machine in use there was made in...