Location : The A12 northbound between the junctions with the A130 Chelmsford North and the A120 Colchester West. Lane Closures : Lanes 2 and 3 are closed. Reason : Accident involving an overturned vehicle. Status : Currently Active. Time To Clear : The event is expected to clear between 23:45 and 00:00 on 7 April 2022. Return To Normal : Normal traffic conditions are expected between 23:45 and 00:00 on 7 April 2022. Lanes Closed : There are two of three lanes closed.