Major project to boost rail capacity in the Zurich area in the long term
SBB and the construction companies involved are starting work on upgrading the stations at Wallisellen, Dietlikon, Bassersdorf and Winterthur Töss. Preliminary work is beginning on the Brütten Tunnel. By 2037, the line between Zurich and Winterthur is to be upgraded to four tracks throughout.
According to a press release, SBB has begun work on upgrading the line between Zurich and Winterthur to four tracks throughout. As part of the ‘MehrSpur Zurich-Winterthur’ project, SBB is constructing a new tunnel, upgrading several stations and carrying out further improvements.
SBB and the construction firms involved have now started work on upgrading the stations at Wallisellen, Dietlikon, Bassersdorf and Winterthur Töss. This includes widening platforms, constructing new and modified underpasses, and building footbridges and bridges. Work in Bassersdorf is due to be completed by 2030, in Wallisellen and Dietlikon by 2031, and in Töss by 2034.
The Brütten Tunnel is set to be 9 kilometres long. Tunnel boring is scheduled to begin in 2029, with the tunnel due to open in 2037.
The expansion is expected to cost a total of 3.3 billion Swiss francs. This major project, together with other initiatives such as the expansion of Zurich Stadelhofen station, is set to significantly improve rail services in the Greater Zurich area.