Tunnelcontact.com List of Tunnel Boring Machine (TBM) Manufacturers in the World
...OGITEC - Underground Infrastructure Technologies (Japan) A Hitachi Zosen & Kawasaki JV for TBM business Robbins (USA/China) SELI (Italy) STEC (China) Terratec (A...Italy has over 200 illegal tunnels. On top of that, they are in dangereous conditions
Italy had over 200 illegal tunnels, which are not compliant with European standards. The tunnels especially in the north of Italy, in Liguria are dire state it seems. https://www.euronews.com/2020/02/28/italian-motorways-a-national-scandalBrenner Base Tunnel TBM Serena reaches state border between Italy and Austria
Brenner Base Tunnel TBM Serena reaches state border between Italy and Austria from BBT se
cover tunnel photo by: Matt Brown from London, England / CC BY
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