Open invitation to tender, deadline 23/05/2025, for the extraordinary maintenance of the extraction hoods and the fire protection of the BSA equipment of the fresh air duct in the Mappo-Morettina tunnel (5518 m) on the N13.For tender documents please click here. Duration of the contract is from 02/09/2025 to 14/01/2030. Contact Ofrou, Bellinzona, tel +41 58 469 68 11, email acquistipubblici@astra.admin.ch. Visit https://ted.europa.eu/it/notice/-/detail/220194-2025. Ref. n. MP-190102. 15/25.
