M4 : Westbound : J21 to J23 Rogiet :

M4 : Westbound : J21 to J23 Rogiet : Roadworks : Closed : Diversions in place : 09/12/25-10/12/25 2000-0600 :

Type of event: Roadworks

Severity of disruption: Road closure

Start Date: 09/12/2025

End Date: 10/12/2025

First Published

06/12/2025 16:10

Reference Number

RNMDA_2025125842

Last Updated

06/12/2025 16:10

Source Agency

Welsh Government

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