Location : The M1 northbound between junctions J21 and J22 .
Lane Closures : Lane four is closed.
Reason : Accident involving an overturned vehicle.
Status : Currently Active.
Time To Clear : The event is expected to clear between 13:45 and 14:00 on 14 September 2025.
Return To Normal : Normal traffic conditions are expected between 13:45 and 14:00 on 14 September 2025.
Lanes Closed : There is one of four lanes closed.