Explainer
Explainer
M25 closure: What you need to know as motorway to close in both directions
The closures are part of a three-year improvement project for one of the UK's busiest and most dangerous motorway junctions, which is set to conclude this summer. Here is what you need to know about disruption, diversion routes – and tips for staying out of trouble.

A view of traffic approaching junction 10 of the M25. Pic: PA