Open invitation to tender, deadline 09/12/2020, for delivery and installation of impact dampers in the tunnels on the N13 Bellinzona – GR/SG Canton border and the N28 Landquart - Klosters Selfranga sections (Lot 300), belonging to the road network of the Department 5 at Bellinzona. The interested tunnels will be the following:  

Section N13 GR-I:  San Fedele (2390 m), Benabbia (181 m),  Brusei (541 m), Cianca Presella (434 m), Landrufe (213 m), Seda (608 m) and Gei  (418 m).  

Section N13 GR-D:   San Bernardino (6600 m), Cassanawald (860 m and 290 m),  

Traversa (397 m), Rofla (1079 m), Wegerhaus (178 m), Bargias (421 m), Plazzas (254 m), Isla Bella (2449 m) and Crapteig (2176 m).  

Section N28: Chlus (852 m), Kueblis (2255 m), Saas (2582 m) and Gotschna (4207 m).  

The duration of the contract is from 26/02/2021 to 31/12/2022. For further information on the tender please click here (German/French), here (Italian/French) and here. Contact Ofrou, Bellizona, tel +41 58 469 68 11, fax  +41 58 469 68 90, email acquistipubblici@astra.admin.ch. Ref.n. 180024 N13/N28. 45/20.