Open invitation to tender, deadline 10/07/2020, for general management during the refurbishment of 1710 m Melide-Grancia tunnel on N2. The duration of the contract is from 01/12/2020 to 31/12/2023.For further information on the tender please click here (Italian), here (French) and here . Contact Ofrou, Bellinzona, tel +41 58 469 68 11, fax +41 58 469 68 90, email acquistipubblici@astra.admin.ch. Ref.n. 160081. 21/20.
