M4 : Westbound : J37 Pyle to J39 Groes

M4 : Westbound : J37 Pyle to J39 Groes : Congestion : Delays possible :

Type of event: Incidents

Severity of disruption: Moderate

Start Date: 01/07/2026

End Date: 01/07/2026

First Published

01/07/2026 07:44

Reference Number

RNMDA_2026130372

Last Updated

01/07/2026 07:44

Source Agency

Welsh Government

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