Location : The A1M southbound at junction J46 . Lane Closures : The hard shoulder and lane 1 are closed. Reason : Accident involving an overturned vehicle. Status : Currently Active. Time To Clear : The event is expected to clear between 21:15 and 21:30 on 1 July 2021. Return To Normal : Normal traffic conditions are expected between 21:15 and 21:30 on 1 July 2021. Lanes Closed : There is one of three lanes closed.