Open invitation to tender, deadline 16/11/2020, for the upgrading of the E&M equipment for the 2 x 5,050 m Roppener tunnel on the A12 motorway. Duration of the contract is from 01/02/2021 to 01/08/2024. For further information on the tender click here. Contact Asfinag, attn Mario Patigler, Vienna, tel +43 50108-14574, fax +43 50108-14482, email mario.patigler@asfinag.at. Ref. 2020/PROVIA ID-n.53893. 44/20.