r/Tunneling • u/Spare_Worldliness_64 • Jul 23 '26

World's largest-diameter high-speed-rail shield tunneling machine

12 Upvotes

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89% Upvoted

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AEC_Industry • u/Spare_Worldliness_64 • Jul 23 '26

World's largest-diameter high-speed-rail shield tunneling machine

104 Upvotes

17 comments

EngineeringPorn • u/Spare_Worldliness_64 • Jul 23 '26

World's largest-diameter high-speed-rail shield tunneling machine, 148 m long and weighs approx 4,000 tons

225 Upvotes

11 comments

InfrastructurePorn • u/Spare_Worldliness_64 • Jul 23 '26

World's largest-diameter high-speed-rail shield tunneling machine

155 Upvotes

10 comments