Open invitation to tender, deadline 30/11/2023, for the railway equipment for the Semmering Base Tunnel and the associated operationally required facilities such as technical and ventilation buildings (lot SBT4.1). Click here for tender documents and where tenders must be sent. Duration of contract from 01/06/2024 to 26/11/2029. Contact OEBB-Infrastruktur AG, Vienna, email peter.csoengei@oebb.at. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=387416-2023. Ref.n. 101079. 42/23.