
A smart motorway safety system failed across much of England on Wednesday, National Highways has admitted.
The Dynac system – which includes signs, signals and stopped vehicle detection technology – stopped working at around 8.30am on Wednesday.

A smart motorway safety system failed across much of England on Wednesday, National Highways has admitted.
The Dynac system – which includes signs, signals and stopped vehicle detection technology – stopped working at around 8.30am on Wednesday.