Open invitation to tender, deadline 29/04/2021, for the doors and portals of the Leissigen’s safety tunnel (1990 m) on N08 (Lot 2.2). Duration of the contract is from 06/07/2021 to 12/07/2022. Contact Ofrou, Thun, email beschaffung.thun@astra.admin.ch . For further information on the tender, please click here (German) and/or here (French)a and http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=127129-2021here. Ref.n. N08.52 080307. 10/21.
