The M4 is open both east and westbound, we thank motorists for their patience.
We received reports at around 4pm from members of the public concerning the welfare of a man on the M4 between junction 24 and 25 eastbound. Local officers attended supported by Traffic Wales and the Welsh Ambulance Service.
The man has been taken to hospital with non-life-threatening injuries.
If you have any information or dashcam footage which can help with our enquiries, please DM us on Facebook or Twitter, or call 101 with the reference 2200124306.