Location : The A1M northbound between junctions J51 and J52 . Reason : Road traffic collision. Status : Currently Active. Time To Clear : The event is expected to clear between 04:45 and 05:00 on 7 July 2021. Return To Normal : Normal traffic conditions are expected between 04:45 and 05:00 on 7 July 2021. Lanes Closed : All lanes are closed.