23/09/2016
If you travel the on the M4 between Junctions 24 and 28 in Newport, don't forget that the variable speed limit cameras will be live on Monday 26 September.
If you have any questions about the way that the cameras work, why they have been installed, or what will happen if you exceed the displayed speed limit there is a Frequently Asked Questions page that should give you all the answers you need.
To access the page click here
