THE A303 between Honiton and Ilminster is closed due to a serious collision, and motorists are being advised to avoid the area.
Emergency Services were called to the incident at around 12.30pm on the A303 between Buckland St Mary and Yarcombe involving a car and a van.
Ambulance crews are currently on the scene dealing with three casualties. Three Air Ambulances are at the scene, along with three more ambulances and four rapid response cars.
Road closures are currently in place, while the Fire and Ambulance services are in attendance.
Motorists are advised to avoid the area.