HS2 finalises unique tunnel design to curb sonic booms

Construction teams working on HS2 have completed a pair of specialised tunnel portal extensions at the southern end of the [...]

Apr 15, 2025 - 07:48
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HS2 finalises unique tunnel design to curb sonic booms
Construction teams working on HS2 have completed a pair of specialised tunnel portal extensions at the southern end of the [...]