Location : The M4 westbound between junctions J7 and J8 .
Lane Closures : Lanes 1 and 2 are closed.
Reason : Emergency resurfacing.
Status : Currently Active.
Period : from 19:23 on 31 July 2025 to 06:00 on 1 August 2025.
Lanes Closed : There are two of four lanes closed.