M4 : Both directions : J22 Pilning/Second Severn Crossing to J30 Cardiff Gate :

M4 : Both directions : J22 Pilning/Second Severn Crossing to J30 Cardiff Gate : Poor driving conditions : Speed restrictions

Type of event: Incidents

Severity of disruption: Slight

Start Date: 18/12/2025

End Date: 18/12/2025

First Published

18/12/2025 11:30

Reference Number

RNMDA_2025126196

Last Updated

18/12/2025 11:30

Source Agency

Welsh Government

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