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A widely circulated social media post has claimed that more of the HS2 train line (50%) will be under ground than the Elizabeth line (45%).

Evaluation

Around 23% of HS2 will run through tunnels, compared with 18% of the Elizabeth line. If including cuttings – sections of a route which are sliced into the landscape, so run below the original ground level but are not covered – then 55% of HS2 runs through cuttings or tunnels.

The facts

The first phase of HS2 – which since the cancellation of phase two is the only remaining part of the project – is set to be around 14

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