M4 : Westbound : J25A Grove Park to J28 Tredegar Park

M4 : Westbound : J25A Grove Park to J28 Tredegar Park : 15/11/26-16/11/26 2000-0600 : Clearance work : Closed : Diversions in place :

Type of event: Roadworks

Severity of disruption: Road closure

Start Date: 15/11/2026

End Date: 16/11/2026

First Published

13/11/2026 17:24

Reference Number

RNMDA_2026133428

Last Updated

13/11/2026 17:24

Source Agency

Welsh Government

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