Location : The M40 southbound between junctions J4 and J2 .
Reason : Accident involving an overturned vehicle.
Status : Currently Active.
Time To Clear : The event is expected to clear between 11:45 and 12:00 on 20 March 2026.
Return To Normal : Normal traffic conditions are expected between 11:45 and 12:00 on 20 March 2026.
Lanes Closed : All lanes are closed.
