M4 J12 westbound exit | Westbound | Road Works

Location : The M4 westbound exit slip at junction J12 . Reason : Roadworks are planned. Status : Pending. Schedule : Expect disruption everyday between 21:00 and 06:00 from 17 March 2025 to 22 March 2025. Schedule : Expect disruption everyday between 21:00 and 06:00 from 24 March 2025 to 28 March 2025. Lanes Closed : All lanes will be closed.