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Network Rail recycled plastic railway sleepers laid on Scotland's Moncrieffe tunnel
After the HS2 TBM 'Florence' breakthrough (boring 16km long Chiltern tunnel) workers in the openings.
HS2 TBM 'Florence' breakthrough after boring 16km long Chiltern tunnel.
HS2 Chiltern tunnel with crosspassageway visible to the right November 2022 50591
Hyperloop Webuild image coursesy by HiperloopTT
Rome Metro - Line C, Venezia Station, Hydro-Milling Machine works - Webuild
Use of shotcrete, Eiganes tunnel in Stavanger, Norway
Breakthrough at Bergåstunnel, Helgeland Norway
Amtrak Frederick-Douglass-Tunnel-with-Electrified-Trains
Terratec Hard Rock Double Shield Vishnugad-Pipalkoti Hydropower India
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cover tunnel photo by: Matt Brown from London, England / CC BY
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