M4 : Westbound : J37 Pyle to J38 Margam :

M4 : Westbound : J37 Pyle to J38 Margam : Carriageway maintenance : Road closed : Diversions in place : 30/11/25-06/12/25 2000-0600 :

Type of event: Roadworks

Severity of disruption: Road closure

Start Date: 30/11/2025

End Date: 06/12/2025

First Published

29/11/2025 09:23

Reference Number

RNMDA_2025125635

Last Updated

29/11/2025 09:23

Source Agency

Welsh Government

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