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https://www.hotsr.com/news/2022/dec/18/groundwater-slows-progress-of-blakely-mountain/Reply on topic: Canada: Major breakthrough for Vancouver's Broadway Subway Project
...nel-boring machines (TBMs) that are constructing twin tunnels for the Broadway Subway Project, broke throu...second-tunnel-boring-machine-arrives-at-mount-pleasant-for-vancouvers-broadway-subway-projectReply on topic: Canada : Vancouver's Broadway Subway project launches second TBM
...nel-boring machines (TBMs) that are constructing twin tunnels for the Broadway Subway Project, broke throu...second-tunnel-boring-machine-arrives-at-mount-pleasant-for-vancouvers-broadway-subway-projectReply on topic: World's largest cross-section rectangular pipe jacking machine by CREG
https://www.youtube.com/watch?v=sctK98hdW2oReply on topic: HS2 launches third tunnelling machine in London
https://www.youtube.com/watch?v=9nG6oiDWhIg
cover tunnel photo by: Matt Brown from London, England / CC BY
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