A FOUR vehicle collision took place on the A483 Wrexham Road, south of the Post House roundabout on the Wrexham bound carriageway, just before 7.20am today (Friday, December 10).

The collision involves four HGVs. One casualty has sustained serious injuries and is being treated at the scene.

There is significant traffic disruption in the area and diversions are in place at the Rossett junction and the Post house roundabout. Motorists are advised to seek alternative routes.