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Location : The M4 westbound between junctions J16 and J17 .
Lane Closures : The hard shoulder and lane 1 are closed.
Reason : Accident involving a vehicle that has left the carriageway.
Status : Currently Active.
Time To Clear : The event is expected to clear between 20:45 and 21:00 on 22 February 2026.
Return To Normal : Normal traffic conditions are expected between 21:15 and 21:30 on 22 February 2026.
Lanes Closed : There is one of three lanes closed.
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