Picture of the Month tu 5/22

Credit/Quelle: Kemroc

Extension of the U3 in Nuremberg On 23 March 2022, the breakthrough on the last convetionally excavated tunnel section for the extension of underground line 3 in Nuremberg was completed exactly on schedule. A Kemroc KR 165 rotary drum cutter in combination with a special Liebherr tunnel excavator was among the machines used for driving the tunnel (page 54).

Issue 2022-05

Metro Tunnel in Nuremberg Excavated With Cutter

On 23 March 2022, the breakthrough on the final conventionally excavated tunnel section for the extension of underground line 3 in Nuremberg was completed exactly on schedule. Among other things, a...

Issue 2017-06 Germany

Final Double Breakthrough at the Emscher Sewer

With the breakthrough of the last two tunnel boring machines into the target pit of construction section 40 on June 12, 2017 the tunnel and pipe jacking work for the Emscher sewer has been completed....

Issue 2015-01 Germany

Steinbühl Tunnel: More than 50 % excavated

The 4847 m long Steinbühl Tunnel and the 8806 m long Boßler Tunnel, both with single-track bores, are part of the 14.5 km long Albaufstieg 2.2 planning approval section, which is an element of the...

Issue 2011-05 Austria

Koralm Tunnel: Work starts on main Section

The Koralm Tunnel represents the core of the new 130 km long Koralmbahn, being set up between Graz and Klagenfurt, a twin-track high-speed line designed for speeds of up to 200 km/h estimated to cost...

Issue 2014-02 Germany

Scheibengipfel Tunnel – Breakthrough at the South Portal

The breakthrough of the Scheibengipfel Tunnel for the Reutlingen bypass has been accomplished. On January 27, 2014 a Max Bögl excavator broke through the last partition wall at the south portal with...

tunnel 05/2022