Location : The M4 westbound between junctions J20 and J21 .
Lane Closures : Lane two will be closed.
Reason : Roadworks are planned.
Status : Pending.
Schedule : Expect disruption everyday between 21:00 and 06:00 from 27 April 2025 to 1 May 2025.
Schedule : From 22:00 on 1 May 2025 to 06:00 on 2 May 2025.
Lanes Closed : There will be one of two lanes closed.
