M4 : Westbound : J23A Magor to J27 High Cross

M4 : Westbound : J23A Magor to J27 High Cross : Congestion : Delays possible :

Type of event: Incidents

Severity of disruption: Moderate

Start Date: 10/11/2026

End Date: 10/11/2026

First Published

10/11/2026 18:55

Reference Number

RNMDA_2026133331

Last Updated

10/11/2026 18:55

Source Agency

Welsh Government

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