SBB to revamp century-old Hauenstein Base Tunnel
The south portal of the Hauenstein base tunnel near Trimbach around 1915 during tunnel construction SBB
Swiss railway manager SBB will renovate the Hauenstein base tunnel starting this summer after two postponements. Repairing the tunnel vault, renewing tracks and cables and improving drainage should guarantee safe, trouble-free rail operations in the tunnel over the next 25 years. The cost forecast for the project is currently around 140 million Swiss francs (142 million euros).
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