Yunex is awarded to provide operating systems for Amsterdam's tunnels.
Netherlands.
https://www.yunextraffic.com/newsroom/alliance-heijmans-amsterdam-tunnel-management/
China Railway Tunnel Group CRTG
https://www.prnewswire.com/news-releases/intelligent-systems-employed-in-constructing-chinas-deepest-undersea-tunnel-302127657.html
Auckland's Central Interceptor link sewer map.
New Zealand.
source: https://www.watercare.co.nz/About-us/News-media/Tunnel-Boring-Machine-breaks-through-for-final-tim
Dredging works on the 18 km long Fehmarnbelt tunnel trench completed
https://femern.com/press/news/dredging-works-on-the-fehmarnbelt-tunnel-trench-completed/