M4 : Westbound : J36 Sarn :

M4 : Westbound : J36 Sarn : 22/10/25-01/11/25 2000-0600 : Cyclic maintenance : Exit slip road closed : Diversions in place :

Type of event: Roadworks

Severity of disruption: Road closure

Start Date: 22/10/2025

End Date: 01/11/2025

First Published

24/10/2025 18:24

Reference Number

RNMDA_2025124693

Last Updated

24/10/2025 18:24

Source Agency

Welsh Government

Connect with Traffic Wales