M4 : Westbound : J34 Miskin to J35 Pencoed :

M4 : Westbound : J34 Miskin to J35 Pencoed : 03/09/25-04/09/25 2000-0100 : Cyclic maintenance : Onslip closed : Diversions in place :

Type of event: Roadworks

Severity of disruption: Road closure

Start Date: 03/09/2025

End Date: 04/09/2025

First Published

30/08/2025 08:33

Reference Number

RNMDA_2025123242

Last Updated

30/08/2025 08:33

Source Agency

Welsh Government

Connect with Traffic Wales