Open invitation to tender, deadline 07/10/2024, for the refurbishment of the tunnels Semmering (3,5 km), Steinhaus (1,8 km), Spital (2,5 km), Ganzstein (2,1 km), Eselstein (175 m) and Grasberg (370 m) on the Semmering motorway S06. Click here for bid documents and where tenders must be sent. Duration of the contract is from 03/03/2025 to 31/12/2029. Contact Asfinag AG, attn Claus Barboric, Vienna, tel +43 6646010814236, email claus.barboric@asfinag.at. Visit https://ted.europa.eu/en/notice/-/detail/564747-2024 and https://ted.europa.eu/en/notice/-/detail/483839-2024. ref. ProVia n. 122079. 40/24.