M4 : Both directions : J30 Cardiff Gate to J49 Pont Abraham :

M4 : Both directions : J30 Cardiff Gate to J49 Pont Abraham : Speed restrictions Due to Poor driving conditions :

Type of event: Incidents

Severity of disruption: Slight

Start Date: 21/12/2025

End Date: 21/12/2025

First Published

21/12/2025 01:59

Reference Number

RNMDA_2025126234

Last Updated

21/12/2025 01:59

Source Agency

Welsh Government

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