Open invitation to tender, deadline 07/01/2020, for the design and general management of upgrading of the existing Belchen twin-tube tunnel on the N02, after completion in 2021 of the new 3.2 km long rehabilitation tunnel. For further
tender information please
click here,
here and
here.
Contact Ofrou, Zofingue, tel 41 58 482 75 11, fax +41 58 482 75 90, email zofingen@astra.admin.ch. Ref.n. 120093. 47/19.
