M4 : Eastbound : J42 Earlswood to J41 Pentyla/Baglan :

M4 : Eastbound : J42 Earlswood to J41 Pentyla/Baglan : Congestion : Delays possible :

Type of event: Incidents

Severity of disruption: Moderate

Start Date: 18/03/2026

End Date: 18/03/2026

First Published

18/03/2026 15:55

Reference Number

RNMDA_2026128107

Last Updated

18/03/2026 15:55

Source Agency

Welsh Government

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