https://traffic.wales/current-projects/m4-coryton-north-and-coryton-south-footbridges-bridge-deck-refurbishment-schemes

Essential carriageway surfacing repairs and structural maintenance work.

Coryton Northwest & Southwest Footbridges

30/09/2025 (20:00) - 17/12/2025 (08:00) (Full Closure 24 hours)

Please see image for walking/cycling diversion route making using of the Taff Trail Ironbridge Road Tongwynlais, along the river and using Longwood Drive.

Coryton North Footbridge – Lane closure A470

Lane 1 closure on A470 Southbound between Coryton roundabout (CF14 7EW) and Taffs well Interchange.

Various Lane Closures on Coryton Gyratory Night Time Only.

13/10/2025 (20:00) - 20/12/2025 (06:00)

05/01/2026 (20:00) - 16/01/2026 (06:00)

The M4 J32 Westbound On-Slip night-time closures

15/10/2025 (20:00) - 18/10/2025 (06:00)

31/10/2025 (20:00) - 01/11/2025 (06:00)

03/11/2025 (20:00) - 05/11/2025 (06:00)

26/11/2025 (20:00) - 27/11/2025 (06:00)

05/12/2025 (20:00) - 06/12/2025 (06:00)

08/12/2025 (20:00) - 12/12/2025 (06:00)

Please see traffic wales website for further information.