M4 : Eastbound : J40 Taibach :

M4 : Eastbound : J40 Taibach : Roadworks : Exit slip road closed : Diversions in place : 02/03/26-21/03/26 0600 :

Type of event: Roadworks

Severity of disruption: Road closure

Start Date: 02/03/2026

End Date: 21/03/2026

First Published

06/03/2026 12:26

Reference Number

RNMDA_2026127830

Last Updated

06/03/2026 12:26

Source Agency

Welsh Government

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