Open invitation to tender, deadline 14/05/2020, for the upgrading of the (2,978 m/3,118 m) Amberg tunnel and of the V98R bridge on A14. Duration of the contract is from 01/06/2020 to 31/12/2021. For tender documents please click here and here. Contact Asfinag AG, attn Eng. Praxmarer Karl, Vienna, tel +43 50108-14273, fax +43 50108-14272, email karl.praxmarer@asfinag.at. Ref. 2020/PROVIA ID-N.47332. 16/20.