> And all of that can be put down to the perennial problem with UK infrastructure projects – they start too soon, with the final design not fully fleshed out. That meant constant changes to the design, lots of local objections having to be factored in and that made the project unmanageable.

HS2’s original plan relied on a railway signalling system that didn’t exist

Transport ministers revealed HS2 had once planned to develop a bespoke high-speed signalling system from scratch — a risk now abandoned in favour of standard European ETCS technology.

ianVisits (www.ianvisits.co.uk)

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