Search Results: 'Wayss & Freytag'

Speeding up the SWISS RAIL network
02 May, 2001
The 3.1km Önzberg tunnel in Switzerland is part of the country's Bahn 2000 project, a major investment programme aimed at improving intercity rail services. Work currently is on to complete shotcrete supported excavations.

In at the deep end
05 January, 2001
The Netherlands has adopted large-diameter TBM work for soft ground tunnels with great enthusiasm. No where is this more evident than in the Westerschelde tunnel project where modern technology is set to open the relatively isolated Zeeuwsch-Vlaanderen province. However, such a challenging project has not been without its snags.