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Location : The M4 eastbound at junction J4B .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Reason : Vehicle fire.
Status : Currently Active.
Time To Clear : The event is expected to clear between 09:30 and 09:45 on 10 March 2026.
Return To Normal : Normal traffic conditions are expected between 09:30 and 09:45 on 10 March 2026.
Lanes Closed : There are two of three lanes closed.
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