M4 : Westbound : J24 Coldra to J28 Tredegar Park :

M4 : Westbound : J24 Coldra to J28 Tredegar Park : Congestion :

Type of event: Incidents

Severity of disruption: Moderate

Start Date: 12/04/2026

End Date: 12/04/2026

First Published

12/04/2026 14:12

Reference Number

RNMDA_2026128657

Last Updated

12/04/2026 14:12

Source Agency

Welsh Government

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