0300 123 1213
Rydym yn croesawu galwadau’n Gymraeg. We welcome calls in Welsh.
Rydym yn croesawu galwadau’n Gymraeg. We welcome calls in Welsh.

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

  1. Home
  2. Road traffic alerts
  3. M4 : Eastbound : J40 Taibach to J41 Pentyla/Baglan :
M4 : Eastbound : J40 Taibach to J41 Pentyla/Baglan : Resurfacing work : 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

Go to our Contact page to contact us about this traffic alert. Please quote the reference number below.

First Published
24/04/2026 11:44
Reference Number
RNMDA_2026128988
Last Updated
24/04/2026 11:44
Source Agency
Welsh Government
Connect with Traffic Wales