TUNNELLING for the western tube of the 8.8km twin-bore Bossler tunnel at the western end of the new Stuttgart – Wendlingen – Ulm high-speed line concluded on June 8, following completion of the eastern tube in November 2016.

Around 75% of the 47km of tunnels being built for the new Wendlingen – Ulm line have now been finished and are ready for fitting out. The 59.5km 250km/h line is due to open in December 2022.