Motorists are queueing on the M4 in Swindon as an accident has exacerbated rush hour traffic.

Emergency services rushed to the accident on the M4 eastbound between junctions 15 and 16 this afternoon.

Fire crews from Swindon and Marlborough attended the accident as well as police and the ambulance service.

Traffic is slow but all lanes have now been reopened.

More to follow.