M4 : Westbound : J40 Taibach :

M4 : Westbound : J40 Taibach : Entry slip road closed : Diversions in place : 27/04/26-29/04/26 2000-0600 :

Type of event: Roadworks

Severity of disruption: Road closure

Start Date: 27/04/2026

End Date: 29/04/2026

First Published

24/04/2026 11:43

Reference Number

RNMDA_2026128987

Last Updated

24/04/2026 11:43

Source Agency

Welsh Government

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