THE A31 has reopened following a serious collision between two cars on Sunday lunchtime.

The collision took place between A350 Poole Road, Roundhouse roundabout at Sturminster Marshall and the B3075 Worlds End Pub, Winterborne Zelston.

Motorists were warned to expect delays as the road remained closed for some time.

It is believed two cars collided head-on around 11.40am.

The air ambulance is also understood to have attended.

A diversion was put in place between Bere Regis and Upton and the A350 between Upton and Sturminster Marshall.