Location : The A1 northbound between the junctions with the A46 and the A638 . Reason : Accident involving an overturned vehicle. Status : Currently Active. Time To Clear : The event is expected to clear between 20:45 and 21:00 on 20 June 2021. Return To Normal : Normal traffic conditions are expected between 20:45 and 21:00 on 20 June 2021. Delay : There are currently delays of 30 minutes against expected traffic. Lanes Closed : All lanes are closed.