Location : The M1 southbound between junctions J21 and J20 .
Lane Closures : Lane three is closed.
Reason : Road traffic collision.
Status : Currently Active.
Time To Clear : The event is expected to clear between 09:30 and 09:45 on 4 January 2026.
Return To Normal : Normal traffic conditions are expected between 09:30 and 09:45 on 4 January 2026.
Lanes Closed : There is one of three lanes closed.
