To ask the Minister of State, Department for Transport what research his Department has (a) commissioned and (b) evaluated on the effect on (i) rail services and (ii) the energy consumption of trains of station stops aligned (A) horizontally and (B) vertically. (325698)

HS2 Ltd. commissioned Imperial College to undertake traction energy modelling, which included the impact of station stops. This report was published earlier this month and is available on HS2 Ltd.’s website

www.hs2.org.uk/supporting-documents-temp