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A road tunnel in difficult geology with cross-sections up to 300 m2
Bosruck tunnel second bore: a challenge for sequential tunnelling in various geological formations
Construction of a cavern under an autobahn embankment for the Ceneri Base Tunnel
Die Tunnel der Neubaustrecke Nürnberg-Ingolstadt - Planungsstand
Metro Istanbul - Kadiköy, an underground station close to the sea and below a historical building
Railway tunnels on Tbilisi bypass project - Georgia
Schal- und Betonarbeiten in der Kavernengarage Landsberg