HS2 celebrates as longest tunnels reach halfway point under the Chilterns
https://www.youtube.com/watch?v=LESdpsudU44 Two g...r more freight and local trains on our existing mainlines.” HS2’s main...ply the thousands of 8.5 tonne segments required to line the tunnels, process the spoi...CRCHI unveils the World's First Variable Diameter Inclined Shaft Tunnel Boring Machine
...;s First Variable Diameter Inclined Shaft TBM has Been off the Assembly Line at CRCHI, Achieving Continuou...;s first variable diameter inclined shaft rock TBM, which marks...ion of the water diversion inclined shaft project of Hunan Provi...an Province. The diversion inclined shaft tunnel is a key part o...CRCHI unveils the World's First Variable Diameter Inclined Shaft Tunnel Boring Machine
...;s First Variable Diameter Inclined Shaft TBM has Been off the Assembly Line at CRCHI, Achieving Continuou...;s first variable diameter inclined shaft rock TBM, which marks...ion of the water diversion inclined shaft project of Hunan Provi...an Province. The diversion inclined shaft tunnel is a key part o...CRCHI unveils the World's First Variable Diameter Inclined Shaft Tunnel Boring Machine
...;s First Variable Diameter Inclined Shaft TBM has Been off the Assembly Line at CRCHI, Achieving Continuou...;s first variable diameter inclined shaft rock TBM, which marks...ion of the water diversion inclined shaft project of Hunan Provi...an Province. The diversion inclined shaft tunnel is a key part o...Transport Secretary makes historic first journey through a completed HS2 tunnel
Mark Harper MP, Secretary of State for Transport, joined HS2 Ltd CEO Mar...0 tonne tunnel boring machine (TBM) dug the one-mile tunnel taking the HS2 rail line under Long Itchington Wood in...Birmingham, West Midlands, UK - Site Engineer (Civils) - HS2 Tunnel Job
I would like to inform you my fellow tunnellers of the following job opening. I am...rience preferred Able to work on own initiative and seek out opportunities in line with level of responsibility...Switzerland builds a gigantic water battery with 17 km tunnels to store electricity
https://www.youtube.com/watch?v=2Da-aSVlTmk This has apparently been released in J...of the construction of the pumped storage power plant and the very high-voltage line connecting it to the power gr...
cover tunnel photo by: Matt Brown from London, England / CC BY
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