Location : The M40 northbound at junction J4 .
Reason : Police incident.
Status : Currently Active.
Time To Clear : The event is expected to clear between 04:30 and 04:45 on 17 April 2026.
Return To Normal : Normal traffic conditions are expected between 04:30 and 04:45 on 17 April 2026.
Lanes Closed : There are lane closures.
