Austria's Strabag will upgrade the railway tunnel to bring it to todays standards.
https://english.sta.si/2788499/strabag-selected-to-overhaul-karavanke-railway-tunnel
cover tunnel photo by: Matt Brown from London, England / CC BY
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https://english.sta.si/2788499/strabag-selected-to-overhaul-karavanke-railway-tunnel
STA: Strabag selected to overhaul Karavanke railway tunnel
english.sta.siAn upgrade of the Karavanke railway tunnel to bring it in line with latest safety standards in the north-west of Slovenia will be carried out by Strabag. The Austrian construction company bid to carry out the construction work, to be launched in...