Tunnel Construction

Reitersberg Tunnel of the Ebensfeld–Erfurt ICE rail link

The Bibra Tunnel is part of the German Unit No. 8 construction project, the extension stretch on the route Nuremberg-Erfurt-Leipzig-Berlin

Extension of the pumped storage power station at Vianden with an 11th machine, Lot 1 – Structural installations, Luxemburg

Extension of the pumped storage power station at Vianden with an 11th machine, Lot 1 – Structural installations, Luxemburg

Tunnelling beneath the city centre of Toulon, length 3310 m, diameter 8.25m

Construction of a tunnel for road traffic

Construction of a railway tunnel

Micro-tunnel pipe heading

Construction of the city railway tunnel on two levels

Construction of underground tunnel

Construction of a protective pipe for a high pressure gas pipeline

Railway tunnel Alptransit, Gotthard

Use of pumps at the work site

Underground railway track for linking Cologne-Bonn airport

Installation of a sewage water pipeline DN400

Open dewatering by means of submersible pumps

Drainage and open dewatering by means of submersible pumps

24h pumping on snore mode

pumping of highly abrasive sludge

ground water close to a river

mixing of bentonite suspension

pumping of highly abrasive sludge

24h pumping on snore mode

Wastewater plant for general site facilities

Tunnel advance using boring methods, pumped extraction of ground and fissure water

Construction of a road tunnel as part of the Rontal motorway feeder road

Construction of a railway tunnel under the Bosporus

Construction of a 15km long underground tunnel using a TBM

Renovation of the U3 between the Olympia shopping centre and Moosach

Autobahn A38, Breitenworbis-Bleicherode section - construction of the Höllberg tunnel

Performance of free training for new and existing customers

Access shafts II - Kraftwerk Linth-Limmern AG - "Project Linthal 2015"

New Transalpine Railway (NEAT), Amsteg and Erstfeld construction sites

Construction of a tunnel using caissons

Tunnel on the E6 South section between Vinterbro and Assurtjen, 3605 m in length

Extension of metro line 1 from Piazza Dante to Centro Direzionale: 5,3km with 5 stations

Expansion of underground network in Amsterdam, construction of north-south line

Expansion of the Erasmus railway line between Rotterdam and The Hague

Construction of a 4km two-track railway tunnel in Vienna

Construction of a road tunnel for the Prague bypass

Tunnel drainage under difficult conditions

Treatment and desludging of the process water from the tunnel advance

Section of the A71 with two pipes each 1720m and 1729m respectively

Training courses for independent repair and maintenance of pumps

Construction of a 52km long railway tunnel between France and Italy

Circulation of cooling water with abrasive content for the fabrication of pipes

Construction of a city tunnel in The Hague with a diameter of 9.6m and a length of 1,490m

Construction of a road tunnel for by-passing Henndorf

Construction of an escape gallery to the Lugano road tunnel

Construction of a new railway between Vienna and St. Pölten

Construction of a new railway between Graz und Klagenfurt

Railway Tunnel Alptransit Gotthard, Sedrun Section

Construction of a double-track railway tunnel with a total length of 9.385m

Construction of a two-track railway tunnel with a total length of 1.160m

Construction of a road tunnel with a total length of 3.000m

Construction of a railway tunnel with a length of 1480m

Construction of a 3200 m long road tunnel

Construction of a 4200 m long railway tunnel

Construction of a 360 m long tunnel with three lanes as component of a municipal bypass system

Construction of a railway tunnel with a length of 8000m

Construction of an underground railway tunnel with a length of 1500 m

Construction of an underground railway tunnel with a length of 130 m, descending heading with a partial cut machine