Drivers have been warned to expect disruption on the A31 through Dorset - after main work to create a new hamburger junction at the Canford Bottom Roundabout began this morning.

The five-point seven million pound project will see the roundabout sliced in half by a dual-carriageway, in an attempt to ease congestion for nexy summer's Olympic sailing events in the county.

The work's being carried out 24 hours a day Mondat to Friday - with thirty mile an hour speed limits and overnight closures.