Victoria Road West was closed by police following a car crash at approximately 4.45pm on Wednesday (May 25).
Congestion was building in the area following the collision, with heavy traffic reported on the roundabout near Morrisons.
Eyewitnesses reported seeing an ambulance and multiple police vans responding to the incident.
It is not yet known if any injuries were reported.
Lancashire Police and North West Ambulance Service have been approached for comment.