First tunnelling breakthrough for HS2
‘Dorothy’ becomes first Tunnel Boring Machine (TBM) on the High-Speed 2 (HS2) project to complete its full journey underground, with the first bore of a 1.6km tunnel under Long Itchington Wood, Warwickshire dug in seven months.
Video uploaded on 26/07/2022 12:00am. Click here to read more about this video
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