A main road into Swansea is blocked after a crash involving two cars and a pedestrian near the M4.
The A483 Fabian Way westbound was blocked following the crash. Traffic could be seen queuing back along the M4 to Port Talbot.
South Wales Police said emergency services were at the scene and advised motorists to avoid the area.
Swansea University said students may have been affected by the delays and those sitting exams would be accepted up until 10am.