M4 : Westbound : J43 Llandarcy to J42 Earlswood :

M4 : Westbound : J43 Llandarcy to J42 Earlswood : Carriageway maintenance : Road closed : Diversions in place : 15/09/25-16/09/25 2000-0600 :

Type of event: Roadworks

Severity of disruption: Road closure

Start Date: 15/09/2025

End Date: 16/09/2025

First Published

13/09/2025 09:34

Reference Number

RNMDA_2025123626

Last Updated

13/09/2025 09:34

Source Agency

Welsh Government

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