M4 : Westbound : J37 Pyle to J39 Groes :

M4 : Westbound : J37 Pyle to J39 Groes : 03/09/25-04/09/25 2000-0600 : Maintenance work : 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 07:48

Reference Number

RNMDA_2025123240

Last Updated

30/08/2025 07:48

Source Agency

Welsh Government

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