Switzerland

Gotthard Base Tunnel: First bore completion breakthrough in world‘s longest rail tunnel

The world‘s longest rail tunnel is coming ever closer to reality: the first bore completion breakthrough in the Gotthard Base Tunnel took place in the eastern bore on October 15, 2010, 30 km from the south, and 27 km from the north, portal; at 14:18h, tunnel-boring machine Sissi (Herrenknecht AG‘s S-210), approaching from the direction of Faido, broke through the final meters of rock barring the way to Sedrun.

Some two hundred people, with guests of honour including Swiss transport minister Moritz Leuenberger and former Federal Councillor Adolf Ogi (Fig. 1), witnessed the breakthrough in the...

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Issue 2011-03 Switzerland

Gotthard Base Tunnel: Drive concluded

On March 23, 2011 at 20 past 12 noon the tunnel boring machine broke through from the Faido western bore into the Sedrun part-section (title page); in this connection the deviations from the intended...

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Issue 2014-03 Switzerland

Gotthard Base Tunnel: Start of Trial Services

When it opens the 57 km long Gotthard Base Tunnel between Erstfeld in the Canton of Uri and Bodio in Ticino will be the world’s longest rail tunnel. Its two single-track tunnel bores are linked with...

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Issue 2015-02 Switzerland

Ceneri Base Tunnel: Drive towards the South completed

On March 30, 2015, the tunnellers broke through the final few metres of the Ceneri Base Tunnel’s east bore between Sigirino and Vezia. Some two weeks after the first breakthrough in the west bore on...

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Issue 2015-01 Switzerland

Gotthard Base Tunnel: Track Installation completed

At the end of October 2014 the final sections of track were laid in the Gotthard Base Tunnel (GBT). This means that the world’s longest rail tunnel can now be negotiated over its entire 57 km length...

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Issue 2011-04 Producing the Structure of the Century

Gotthard Base Tunnel – the World`s longest Tunnel

Commissioned by: AlpTransit Gotthard AG, Lucerne 2010: 268 pp (23.5 x 30 cm) with 280 Ills. /Tab.; ISBN 978-3-7272-1211-6. Bound. CHF 59.90. Stämpfi Verlag AG, Berne. The Italian version is due out...

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