HS2 TBM 'Florence' breakthrough after boring 16km long Chiltern tunnel.
...r boring 16km long Chiltern tunnel. Florence is one of the 10 giant Herrenknecht Tunnel Boring Machines that are used. Photo has date 2...e.hs2.org.uk/resources/f/construction/chiltern-tunnels/images-tunnelling-and-the-south-portal-compou...ATC2023 18th Australasian Tunnelling Conference - Aotea Centre, Auckland, Aotearoa, New Zealand
https://vimeo.com/825327315 The Conference has played a major role in the development of the tunnelling industry in the region for more than 50 years. Organised by the New Zealand Tunnelli...
cover tunnel photo by: Matt Brown from London, England / CC BY
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