M4 westbound between J16 and J17 | Westbound | Road Works

Location : The M4 westbound between junctions J16 and J17 .
Lane Closures : The hard shoulder, lanes 1 and 2 are closed.
Reason : Roadworks.
Status : Currently Active.
Period : expect disruption until 06:00 on 13 September 2025.
Lanes Closed : There are two of three lanes closed.