CRCHI "Channel Express" TBM Promotes the Subsea Tunnel Breakthrough in Singapore
CRCHI "Channel Express" Slurry TBM Promotes the Subsea Tunnel Breakthrough in Singapore http://en.crchi.com/art/2023/11/22/art_40592_4712432.htmlHS2 Chiltern tunnel with crosspassageway visible to the right November 2022 50591
HS2 Chiltern tunnel with crosspassageway visible to the right November 2022 50591 London, United Kingdom. HS2 media https://mediacentre.hs2.org.uk/news/breakthrough-...
cover tunnel photo by: Matt Brown from London, England / CC BY
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