Location : The M4 westbound between junctions J4 and J4B .
Lane Closures : Lanes 1 and 2 will be closed.
Reason : Roadworks are planned.
Status : Pending.
Schedule : From 22:00 on 6 June 2026 to 05:30 on 7 June 2026.
Lanes Closed : There will be two of five lanes closed.
