HS2 TBM 'Florence' breakthrough after boring 16km long Chiltern tunnel.
...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. Photo...tre.hs2.org.uk/news/breakthrough-for-hs2s-longest-tunnel https://mediacentre.hs2.or...CRCHI World's Largest Diameter Vertical TBM for shaft boring
World's Largest Diameter Vertical Tunnel Boring Machine for shaft boring Made in China by CRCHI. http://en.crchi.com/art/2023/6/16/art_40592_4586039.htmlBrisbane Cross River Rail Tunnel Boring Machines at Herrenknecht's Northside facility in Australia
Brisbane Cross River Rail Tunnel Boring Machines at Herrenknecht's Northside facility in Australia photo: Queensland government press release.
cover tunnel photo by: Matt Brown from London, England / CC BY
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