Police have closed the A303 westbound between the A3057 and the A343 this evening whilst they deal with a serious incident on the road involving a camper van. The incident happened just after just after 9pm on Friday evening. A number of other vehicles can been seen within the closure. The front windscreen of the camper van is smashed and looks like something has been in collision with it.
Local diversion have been put into place whilst police deal with the incident and conduct their investigation.
Specialist Vehicle and crime scene investigators are at the scene carrying out their investigations. Highways England are controlling the movement of traffic from the A303.
Police have advised that the road is unlikely to reopen until at least 4am on Saturday.