M4 eastbound between J12 and J11 | Eastbound | Accident

Location : The M4 eastbound between junctions J12 and J11 .
Lane Closures : Lanes 2, 3 and 4 are closed.
Reason : Road traffic collision.
Status : Currently Active.
Time To Clear : The event is expected to clear between 13:00 and 13:15 on 12 March 2026.
Return To Normal : Normal traffic conditions are expected between 13:30 and 13:45 on 12 March 2026.
Lanes Closed : There are three of four lanes closed.