Location : The M621 westbound between junctions J4 and J3 . Reason : Police incident. Status : Currently Active. Time To Clear : The event is expected to clear between 23:00 and 23:15 on 29 June 2021. Return To Normal : Normal traffic conditions are expected between 23:00 and 23:15 on 29 June 2021. Lanes Closed : All lanes are closed.