Question to the Department for Transport:

To ask the Secretary of State for Transport, what recent estimate his Department has made of the cost of maintaining the High Speed 2 network over the 60 year appraisal period set out in his Department's publication, The Economic Case for HS2.

The Economic Case for HS2 published in October 2013 estimates that infrastructure maintenance costs for the HS2 network amount to £1,454m (2011 prices, PV) for Phase 1 and £2,931m (2011 prices, PV) for the full Y-Network over the 60 year appraisal period.