Location : The M4 westbound entry slip at junction J4B from the M25 anti-clockwise.
Reason : Road traffic collision.
Status : Currently Active.
Time To Clear : The event is expected to clear between 15:00 and 15:15 on 25 March 2026.
Return To Normal : Normal traffic conditions are expected between 15:00 and 15:15 on 25 March 2026.
Lanes Closed : There are lane closures.
