Location : The M4 eastbound between junctions J22 and J21 .
Lane Closures : Lane two will be closed.
Reason : Roadside drains works are planned.
Status : Pending.
Schedule : From 21:00 on 19 December 2025 to 06:00 on 20 December 2025.
Lanes Closed : There will be one of two lanes closed.
