As HS2 began the process of lining up land along its route for purchase, individuals within the team became deeply concerned. They feared that HS2 was wildly underestimating the eventual costs associated with acquiring the land, as well as the shortage of available specialists and the risks of unfairness to those forced to sell. And, they worried that HS2 was being too slow to reckon with the true price tag as it focused on getting political approval to move forward.

Presenter: Kate Lamble

A Whistledown production for BBC Radio 4