How much could HS2 cost and what is at stake?

From spiralling costs to route changes – here’s a breakdown of the numbersKeeping track of HS2 is not an easy job, with costs spiralling, delivery dates slipping and routes changing since it was first proposed by Gordon Brown’s Labour government in 2010.It was originally envisaged as a Y-shaped network which would go from London Euston to Birmingham, with two spurs to Manchester and Leeds. Every prime minister since Brown – David Cameron, Theresa May, Boris Johnson a