NFM Technologies

For more than 20 years, NFM Technologies has been designing and manufacturing large diameter tunnel boring machines ranging from 4 m to more than 15 m, suited to all types of geology. The French company produces efficient and reliable  tunnelling-technologyworldwide references and is known for efficient and reliable machines. The World Tunnel Congress 2014 in Brazil will be a good opportunity to highlight the company’s latest projects including the 15.08 m diameter EPB TBM for the Italian Caltanissetta Highway project in Sicily. The mega-machine will excavate the 4 km twin-tube tunnel as much...

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Issue 2020-04 Italy | Italien

Santa Lucia Tunnel: Breakthrough for Europe‘s Biggest TBM

In Italy, the largest tunnel boring machine ever used in Europe successfully completed its drive at the Santa Lucia Tunnel on June 8, 2020. The supersize borer (Earth Pressure Balance Shield, diameter...

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Italy

Mighty Breakthrough for Europe's Biggest Tunnel Boring Machine

Santa Lucia Tunnel, A1 Highway, Bologna– Florence

The large three-lane Santa Lucia Tunnel is a key project in the expansion of the A1 highway between Bologna and Florence. Thanks to optimized routing on the previously winding highway, the efficient...

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Issue 2017-04 Germany

Boßler Tunnel: TBM commenced Building the second Tunnel Tube

Käthchen, the tunnel boring machine (TBM), which the DB Projekt Stuttgart–Ulm GmbH is using to drive the Boßler Tunnel on the new Wendlingen–Ulm rail route, embarked on its second shield passage...

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Issue 2019-01 Germany ¤ Deutschland

Filder Tunnel: Unusual TBM Turning Manoeuvre

Video clip of the 180 ° turn (with German commentary)

Client DB Projekt Stuttgart–Ulm GmbH is continuing the construction of the Filder Tunnel as part of the Stuttgart 21 project. With the installation of the first segment rings, tunnelling and thus the...

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Issue 2012-05 Russia

Transport Tunnels in Sochi

For the Winter Olympics in Sochi in 2014 the road and rail network between Adler Airport on the Black Sea coast and the Krasnaya Polyana winter sports region in the Caucasus some 50 km away is being...

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