M4 : Westbound : J39 Groes

M4 : Westbound : J39 Groes : Clearance work : Entry slip road closed : Diversion : 09/11/26-14/11/26 2000-0600 :

Type of event: Roadworks

Severity of disruption: Road closure

Start Date: 09/11/2026

End Date: 14/11/2026

First Published

07/11/2026 15:30

Reference Number

RNMDA_2026133249

Last Updated

07/11/2026 15:30

Source Agency

Welsh Government

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