Question to the Department for Transport:

To ask the Secretary of State for Transport, if he will publish the (a) dates, (b) times and (c) locations of incidents when smart-motorway technology lost power.

This is an operational matter, for which National Highways is responsible. The latest safety data was published by National Highways in their Third Year Progress Report, which was published in December 2023: https://nationalhighways.co.uk/our-work/smart-motorways-evidence-stocktake/