Open invitation to tender, deadline 22/08/2023, for the upgrading of the Tiras tunnel (2017 m) between Kvisti and Mjeldal in Osteroy municipality outside Bergen. Click here for tender documents and here where tenders must be sent. Duration of the contract is from 08/09/2023 to 31/10/2025. Contact Vestland fylkeskommune, attn Alf Karlsen Liseth, Bergen, email alf.karlsen.liseth@vlfk.no. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=388436-2023 and http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=338846-2023. Ref.n. VLFK/23/172. 27/23.