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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 02:30 and 02:45 on 1 March 2026.
Return To Normal : Normal traffic conditions are expected between 02:30 and 02:45 on 1 March 2026.
Lanes Closed : All lanes are closed.
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