HS2 TBM 'Florence' breakthrough after boring 16km long Chiltern tunnel.
High Speed 2 project, the HS2 TBM 'Florence' breakthrough after boring 16km long Chiltern tunnel. Florence is one of the 10 giant Herrenknecht Tunnel Boring Machines that are used. Phot...news/breakthrough-for-hs2s-longest-tunn...mediacentre.hs2.org.uk/resources/f/cons...HS2 Chiltern tunnel with crosspassageway visible to the right November 2022 50591
HS2 Chiltern tunnel with crosspassageway visible to the right November 2022 50591 London, Unit...://mediacentre.hs2.org.uk/news/breakthrough-for-hs2s-longest-tunnel https://mediacentre.hs2.org.uk/resources/f/construction/chiltern-tunn...Webuild construction sites in Sicily with 8 ongoing projects
Webuild construction sites in Sicilia with 8 ongoing projects https://www.webuildgroup.com/en/media/press-notes/salini-Webuild-work-sicily-200-km-railway-track-tunnels-tbm/ Italia
cover tunnel photo by: Matt Brown from London, England / CC BY
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