Location : The A405 northbound between the junctions with the M1 and the M25 .
Reason : Road traffic collision.
Status : Currently Active.
Time To Clear : The event is expected to clear between 11:45 and 12:00 on 23 August 2025.
Return To Normal : Normal traffic conditions are expected between 11:45 and 12:00 on 23 August 2025.
Lanes Closed : All lanes are closed.
