Switzerland

Renewal of the Albula Tunnel

The Albula Tunnel is located on the Chur-Thusis-St.Moritz/Chur-Thusis-Pontresina-Tirano route. Since 2008, it has been part of the UNESCO world heritage “Rhaetian Railway in the Albula/Bernina District”. Situated at 1,800 m ASL it is the highest Alpine standard-gauge railway tunnel.

After 110 years of service the Rhaetian Railway’s (RhB) 5,860 m long Albula Tunnel urgently needs to be refurbished. After thoroughly scrutinizing the alternatives “maintenance” and “new development” the operator decided in favour of building a new second tunnel bore and redeveloping the existing one. The deciding...

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Issue 06/2014 Switzerland

Renovation of the Albula Tunnel approved

The Albula Tunnel opened in 1903 belonging to the Rhaetian Railway (RhB) is 5.8 km long with a single track. A new parallel tunnel is now to be built 30 m away from the existing one owing to damage to...

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Issue 02/2015 Switzerland

Porr Suisse takes Lead on Albula Tunnel II Project

A new tunnel in the Swiss Canton of Graubünden, to be built within the next four years, should secure a long-term, winter-proof route between Upper Engadine and the Chur/Landquart region. Rhätische...

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Issue 01/2019 Switzerland ¤ Schweiz

Breakthrough at the Albula Tunnel

The second bore 5860 m long for the Albula Tunnel of the Rhätische Bahn (RhB) in Switzerland was broken through on 3 October 2018 after about three years of construction. The tunnel was driven from...

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Issue 04/2012

Report on Redeveloping Railway Tunnels

1 Background and Aims of the Working Group The Working Group on “Tunnel Redevelopment” was prompted by the findings obtained from carrying out the first 2 projects concerned with enlarging the...

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Issue 02/2010 Austria

Safety technical Equipment for the Arlberg Railway Tunnel

One of the Austrian Federal Railways’ (ÖBB Infrastruktur AG) biggest safety technical projects is being tackled in the 10.5 km long twin-track Arlberg railway tunnel (built between 1879 and 1894)...

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