Techniques

Tunnel boring

In the tunnelling field, Soletanche Bachy’s subsidiaries Soletanche Bachy Tunnels and CSM Bessac specialise in management of tunnel sites and also, for the latter, the design and construction of tunnel boring machines.



Long experience in a broad range of techniques means the Group is able to deliver complete projects.

- Tunnels bored using tunnel-boring machines
- Blasting
- Pre-cutting of roof
- Roadheader
- N.A.T.M. (New Austrian Tunnelling Method)
- Special works.

Down the Large Tunnels Brochure

Grands tunnels va.pdf


Réalisations

Bourg - Bellegarde line - Contract 1

Work : RAILWAY WORKS,TUNNELS | Year : 2008 | Location : FRANCE

Upgrade of tunnels, creation of an underpass, construction of a bridge and other civil engineering works to modernize a railway.

A538.pdf

T 33 Tunnel

Work : ROAD STRUCTURES,TUNNELS | Year : 2005-2006 | Location : MONACO

Road tunnel excavated through rock, 55 to 85 m² excavated section

A510.pdf

Toulouse metro, B Line, Contract No 3

Work : METROS,RAILWAY WORKS,SHAFTS,TUNNELS | Year : 2001 - 2005 | Location : FRANCE

Construction of 1.1 km of tunnel, an underground station and 2 shafts.

A528.pdf

Jubilee Line extension

Work : METROS,RAILWAY WORKS,TUNNELS | Year : 1999 | Location : UNITED KINGDOM

Southwark station and tunnels between Waterloo and London Bridge.

A266.pdf

Lille metro, Line 2, section F

Work : METROS,RAILWAY WORKS,SHAFTS,TUNNELS | Year : 1993 - 1996 | Location : FRANCE

Construction* of 2 150 linear metres of a 6.80 m dia. tunnel and three underground stations.

A303.pdf


Voyage au coeur de l'ingénierie de pointe

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