Lead or Rumour info - Tunnels dug across UK

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Bespectacled & irrelevant
Regular User
Dec 11, 2008
North Yorkshire
"A Herrenknecht mega-Mixshield of 17.6m diameter became the largest machine in the world when it launched in 2015 for the Dragages Hong Kong-Bouygues Travaux Publics JV as one of two machines for its Tuen Mun-Chek Lap Kok undersea highway link contract in Hong Kong"

I really should have a look for that..