WTC2022 - ITA World Tunnel Congress 2022, Copenhagen, Denmark
...he Danish Society for Tunnels and Underground Works, DFTU, to invite you to...U Danish Society for Tunnels and Underground Works Kim Smedegaard And...he Danish Society for Tunnels and Underground Works and the International Tunnelling & Underground Space Association. &...
cover tunnel photo by: Matt Brown from London, England / CC BY
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