Open invitation to tender, deadline 24/09/2021, the upgrading of the railway Schanzen tunnel (1318 m), part of the expansion of the Bern RBS station (Lot 2.3). Click here for tender documents. The duration of the contract is from 01/05/2023 to 31/12/2024. A mandatory inspection will take place on 23/07/2021 at 9:00 a.m. at the site: registration by 13/07/2021 at ABBernRBS@rbs.ch. Contact Regionalverkehr Bern-Solothurn AG (RBS), Worblaufen, email ABBernRBS@rbs.ch. For further on TED tender, please click here. 24/21.