Germany

Lahntalbahn: Renewal of Two Tunnels

On the twin-track Lahntal route the 319 m long Hollrich Tunnel and the 232 m long Langenau Tunnel between Nassau and Obernhof were built in 1860 and are located some 1,000 m apart. After more than 150 years age has taken its toll so that renovation is essential.

In order to ensure that these tunnels comply with modern requirements their clear cross-section also had to be enlarged; the cross-section has to be widened by some 2 m and a new inner shell made of concrete installed. Towards this end a tunnel enlargement machine (TEM) – 30/8/8 m, Type TEM 8400 from GTA – was constructed, beneath...

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Issue 2011-07 Germany

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The 8,314 m twin-track long Bleßberg Tunnel is the longest on the new Ebensfeld-Erfurt rail route – German Unity Rail Project No. 8 (VDE 8.1) and once commissioned will be the third longest...

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Issue 2011-07 Germany

Redeveloping the Schlüchtern Tunnel

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Issue 2010-07 Germany

New Ebensfeld-Erfurt Route: Lichtenholz Tunnel

The two-track Lichtenholz Tunnel with a length of 931 m located in the District of Lichtenfels is part of the 107 km long new railway line between Ebensfeld and Leipzig (with a total of 22 tunnels),...

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Issue 2012-07 Austria

St. Pölten Bypass: Work starts on Pummersdorf Tunnel

The 3,485 m long, twin-track Pummersdorf Tunnel is the last one to be tackled by mining means via drill+blast as part of upgrading the western route (Westbahn) forming 4 tracks between Vienna and...

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Issue 2013-07 Austria

Koralm Tunnel: Start of Construction in Main Section

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