M4 westbound between J19 and J20 | Westbound | Road Works

Location : The M4 westbound between junctions J19 and J20 .
Lane Closures : Lane one will be closed.
Reason : Roadside equipment maintenance is planned.
Status : Pending.
Schedule : From 20:00 on 6 October 2025 to 06:00 on 7 October 2025.
Lanes Closed : There will be one of three lanes closed.