The estimated cost of building HS2 between London and Birmingham has soared to as much as £66.6 billion, MPs heard. executive chairman Sir Jon Thompson told the Transport Select Committee the estimated cost for phase one was between £49 billion and £56.6 billion at 2019 prices but adjusting the range for current prices involved "adding somewhere between eight and 10 billion pounds". In 2013, was estimated to cost £37.5 billion (in 2009 prices) for the entire planned network, including now-scrapped extensions from Birmingham to Manchester and Leeds. Sir Jon said reasons for the cost increase included original budgets being too low,…
