Following on from the National Audit Office report last week, the Public Accounts Committee in the House of Commons are holding an inquiry into HS2. Although they are inviting written submissions, the deadline is midday on Tuesday 5th July.
Their website says:
The programme for High Speed 2 (HS2) is facing cost and schedule pressures with options for extending the opening date for phase 1 now being considered and steps are being taken to bring cost estimates within available funding, according to a report by the National Audit Office.
For more details and to submit evidence, please follow the link above.