M4 : Westbound : J33 Capel Llanilltern to J34 Miskin :

M4 : Westbound : J33 Capel Llanilltern to J34 Miskin : 10/04/26-11/04/26 2000-0600 : Closed :

Type of event: Incidents

Severity of disruption: Road closure

Start Date: 10/04/2026

End Date: 11/04/2026

First Published

03/04/2026 07:39

Reference Number

RNMDA_2026128428

Last Updated

03/04/2026 07:39

Source Agency

Welsh Government

Connect with Traffic Wales