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Keywords: The B1M, B1M, TheB1M, Construction, architecture, engineering, The B1M, Fred Mills, building, railway, rail, train, italy, france, high speed rail, tunnelling, tbm, tunnel boring machine, lyon, turin, alps, mont cenis base tunnel, brenner base tunnel, base tunnels, trans-european transport network, gotthard base tunnel, european union, eu, frejus tunnel
Video length: 10:34
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