Switzerland

Weissenstein Tunnel: In-Depth Analysis of Extent of Renovation

The Weissenstein Tunnel, 3700 m long and located on the route between Solothurn and Moutier in Switzerland, is in a poor state. At least that’s the conclusion reached by a survey undertaken in 2011 commissioned by the route operator BLS. Studies relating to refurbishing the tunnel were carried out in 2012 and 2013. Together with the outlay required to be spent on rail technology and secondary construction costs worked out by the BLS, this resulted in an estimate of around 170 million Swiss francs for a 50 year long period and some 100 million Swiss francs for a service life of 25 years.

In late...

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Issue 05/2012 Switzerland

New Rosshäusern Tunnel for Route Development

The 43 km long, mainly single-track route Berne-Kerzers-Neuchâtel (1901) in the Cantons of Berne, Freiburg and Neuenburg is part of the Berne-Paris link and the Berne S-Bahn transit system. The BLS...

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Switzerland

Double-Track Development for Lötschberg Base Tunnel: BLS invites Tenders for Planning

The BLS AG invited tenders for planning the further development of the Lötschberg Base Tunnel on August 17, 2015. The planning work is due to start in 2016. It will embrace the double-track...

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Issue 05/2016 Switzerland

Belchen Tunnel Rehabilitation: Excavation with Switzerland’s biggest TBM Diameter

Altogether 500 million Swiss francs will be invested for redeveloping the 3.2 km long Belchen Tunnel.  The scheme began in 2015. A JV comprising the companies Marti Tunnelbau, Marti Basel und Marti...

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Issue 02/2009 Formwork Technology

Speedy Formwork for the Gibelin Tunnel near Solothurn/CH

Formwork exactly geared to the construction scheme cuts down on the construction time and minimises costs. This was no different at the Solothurn site, Bypass West in Switzerland during the production...

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Book Review

Tunnelling Switzerland

Switzerland is a country of tunnels. It is characterized by the tricky topography with a large proportion of mountains, the high degree of mobility and the effort to provide quantitatively good...

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