An innovative design will eliminate the possibility of a sonic boom when HS2 high-speed trains enter the Chiltern Tunnel’s southern portal.
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HS2, Britain’s high-speed rail project, is buried in statistics. However, there is one statistic that burrows its way out from all the others. 646 freight trains have delivered one million tonnes of construction materials to the HS2 construction site at Quainton, around fifty miles (80km) north of London Euston – or 45 miles north of […]