HS2 celebrates completion of first 16km drive for Chilterns tunnel
The 2,000t tunnel boring machine (TBM) Florence, manufactured by Herrenknecht, set off on its journey from the south portal alongside the M25 in May 2021.
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The 2,000t tunnel boring machine (TBM) Florence, manufactured by Herrenknecht, set off on its journey from the south portal alongside the M25 in May 2021.
The unfinished Colne Valley Viaduct traces a gentle curve over several lakes northwest of London, a picturesque symbol that belies the ugly debate over the ambitious but expensive HS2 train line.
The unfinished Colne Valley Viaduct traces a gentle curve over several lakes northwest of London, a picturesque symbol that belies the ugly debate over the ambitious but expensive HS2 train line. Completion of the Colne Valley Viaduct and Chiltern Tunnel section is scheduled for November 2025.
Engineers rise to the challenge to complete first V-piers in lakes
The first piers of what is to be the UK’s longest railway bridge are now complete.