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People who like History made as Dorothy – HS2’s state-of-the-art tunnel boring machine – completes the project’s first tunnel after 8 months underground

    Arie van den Broek

    History made as Dorothy – HS2’s state-of-the-art tunnel boring machine – completes the project’s first tunnel after 8 months underground

    By Arie van den Broek in the group HS2 Project (High Speed 2) Replies (1) Last reply by Arie van den Broek
    UK Department of Transport says; Historic breakthrough on London to Birmingham route. Dorothy, HS2’s whopping 2000-tonne custom-made tunnel boring machine, has completed her first tunnel breakthrough along the London to Birmingham...

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    cover tunnel photo by: Matt Brown from London, England / CC BY

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