M4 westbound between J4B and J5 | Westbound | Road Works

Location : The M4 westbound between junctions J4B and J5 .
Lane Closures : Lane one will be closed.
Reason : Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 22:30 on 3 August 2025 to 05:00 on 4 August 2025.
Lanes Closed : There will be one of four lanes closed.