Location : The M1 northbound between junctions J21 and J22 . Lane Closures : The hard shoulder and lane 1 are closed. Reason : Vehicle tyre change. Status : Currently Active. Time To Clear : The event is expected to clear between 19:15 and 19:30 on 7 September 2021. Return To Normal : Normal traffic conditions are expected between 19:15 and 19:30 on 7 September 2021. Lanes Closed : There is one of four lanes closed.