Open invitation to tender, deadline 03/09/2024, for the refurbishment of the following tunnels: Lämmerbuckel (625 m) on A8, Lot1; Nollingerberg (1268 m) on A 861, Lot 2; Rappenstein (395 m) and Grosshrstädt (280 m) on A98, Lot 3; Hölzern (470 m) on A81, Lot 4. Duration of the contract will be 4 years. Contact Die Autobahn GmbH des Bundes - NL Südwest, Stuttgart, tel +49 711342500, email vergabe.suedwest@autobahn.de. Visit https://ted.europa.eu/en/notice/-/detail/463141-2024. Ref.n. SUW-2024-0012. 31/24.