Negotiated invitation to tender, deadline 06/05/2020, for the upgrading works of the 7976 m Caravanche/Karavanke/Karawanken railway tunnel. Duration of the contract is from 10/08/2020 al 10/07/2021. The value of the contract is EUR28.65 million, excluding VAT. For tender documents www.provia.at where tenders must be sent. Contact Oebb Infrastruktur AG, Vienna, tel +43 6646176904, email manfred.lientschnig@oebb.at and/or Slovenia Republic, Lubiana, tel +386 22341468, email anja.hocevar@gov.si. For further tender information please click here and here. Ref.n. ID47517. 18/20.