A 525-ft-long sliding girder, originally built for a Hong Kong project, will place around 1,000 concrete elements of a 2.1-mile viaduct for a new high-speed railroad.
An excavator recently broke through a wall separating two sections of the $9.6-billion Brenner Base Tunnel, creating a 24.1-km continuous bore from the south portal at Fortezza, Italy to the Austrian border.