Location : The M4 westbound between junctions J18 and J19 .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 17:15 and 17:30 on 16 May 2025.
Cause : Road traffic collision.
Delay : There are currently delays of 50 minutes against expected traffic.

The latest incident information for England’s motorway and trunk routes provided by Highways England