M4 : Eastbound : J28 Tredegar Park to J24 Coldra :

M4 : Eastbound : J28 Tredegar Park to J24 Coldra : 03/09/25-05/09/25 2000-0600 : Maintenance work : Tunnel closed : Diversions in place :

Type of event: Roadworks

Severity of disruption: Road closure

Start Date: 03/09/2025

End Date: 05/09/2025

First Published

30/08/2025 08:40

Reference Number

RNMDA_2025123244

Last Updated

30/08/2025 08:40

Source Agency

Welsh Government

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