Location : The M25 clockwise between junctions J18 and J19 . Lane Closures : The hard shoulder, lanes 1 and 2 are closed. Reason : Road traffic collision. Status : Currently Active. Time To Clear : The event is expected to clear between 06:45 and 07:00 on 10 December 2023. Return To Normal : Normal traffic conditions are expected between 06:45 and 07:00 on 10 December 2023. Lanes Closed : There are two of four lanes closed.