Zimmerberg Base Tunnel
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The Zimmerberg Base Tunnel is a railway tunnel under the Zimmerberg mountains in Switzerland. Phase I of the tunnel was opened to traffic during April 2003.
The NRLA project (Gotthard Base Tunnel and Zimmerberg Base Tunnel) is the centerpiece of the Central European rail network.
Lötschberg Base Tunnel
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The Lötschberg Base Tunnel is a 34.57 km railway base tunnel on the BLS AG's Lötschberg line cutting through the Bernese Alps of Switzerland some 400 m below the older Lötschberg Tunnel. It runs betwe
Zimmerberg Base Tunnel
…heavily constrained by traditional routes; the Swiss Federal parliament has voted to include the work in its long term expansion plan for 2030–2035. Lötschberg Base Tunnel List of longest tunnels…
The north portal in Frutigen
South portal near Raron