Start of construction: December 2011
Construction volume (value of our services): 134,02 M CHF
Construction of a two-track railway tunnel using boring machines in loose ground.
Start of construction: November 2011
Construction volume (value of our services): 12 M CHF
At each end of the new Gotthard Base Tunnel in Erstfeld and Biasca, SBB has commissioned the construction of two identical maintenance and intervention centres (MICs). The Erstfeld MIC was executed by Implenia acting as the total contractor.
Start of construction: May 2011
The “Citybanan” project in the heart of Stockholm includes several tunnel construction projects (including the Söderström tunnel, which was pre-tensioned by BBV), as well as bridge structures over busy train routes and motorways.
Start of construction: December 2007
Construction volume (value of our services): 742 M CHF
Construction of an underground pumped-storage power station.
Construction volume (value of our services): 165 M EUR
The design was carried out by Technisches Büro, Implenia's, then Bilfinger's, in-house Structural Design department.
Start of construction: October 2007
The bridges were longitudinally prestressed with BBV tendons of various sizes.