M4 : Westbound : J39 Groes to J42 Earlswood :

M4 : Westbound : J39 Groes to J42 Earlswood : Congestion : Delays possible :

Type of event: Incidents

Severity of disruption: Moderate

Start Date: 27/03/2026

End Date: 27/03/2026

First Published

27/03/2026 15:54

Reference Number

RNMDA_2026128287

Last Updated

27/03/2026 15:54

Source Agency

Welsh Government

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