240321 TBM Cecilia breakthrough at Chiltern Tunnel North Portal
240321 TBM Cecilia breakthrough at Chiltern Tunnel North Portal released by High Speed 2 https://mediacentre.hs2.org.uk/resources/240321-tbm-cecilia-breakthrough-at-chiltern-tunnel-north-portal-dji-0064Jakarta-Bandung High Speed Railway Tunnel 1 breakthrough ceremony
Jakarta-Bandung High Speed Railway Tunnel 1 breakthrough ceremony National Development and Reform Commission (NDRC),People´s Republic of ChinaCRCHI "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.html
cover tunnel photo by: Matt Brown from London, England / CC BY
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