M4 : Eastbound : J41 Pentyla/Baglan to J40 Taibach :

M4 : Eastbound : J41 Pentyla/Baglan to J40 Taibach : 23/04/26 1900-2300 : Closed : Diversions in place :

Type of event: Roadworks

Severity of disruption: Road closure

Start Date: 23/04/2026

End Date: 23/04/2026

First Published

19/04/2026 15:14

Reference Number

RNMDA_2026128827

Last Updated

19/04/2026 15:14

Source Agency

Welsh Government

Connect with Traffic Wales