One person required treatment after a serious crash on the M4 at rush hour.

A lorry and two cars were involved in the collision between Junction 15 and 14 at around 7.45am on Wednesday.

Two lanes were closed to allow emergency services access.

Motorists on their morning commute faced delays of up to an hour and queues of seven miles.

Wiltshire Police, Dorset and Wiltshire Fire and Rescue and South Western Ambulance Service all rushed to the scene. 

A spokesperson for Wiltshire Police confirmed that one person was hurt in the crash: "We are currently attending a road traffic collision on the M4 between Junction 14 and 15 involving a lorry and two cars.”

"Two lanes in the [eastbound] carriageway are currently closed to allow emergency services to attend to the scene.

"One person is being treated for injuries which are not thought to be life-threatening.

"Drivers are advised to seek alternative routes and be aware of the potential for delays.

"Any witnesses to the incident or those with dash cam footage are asked to call 101 when safe to do so, quoting log 42 of today (19/04)."

Meanwhile, a spokesperson for Dorset and Wiltshire Fire and Rescue Service said: "We were called to the M4 eastbound between J15 and Membury services at 7.44am this morning following a road traffic collision between a lorry and a car.

"Three crews attended, one from Swindon and two from Stratton, and a female casualty was cut free from the car.

"She was handed into the care of the ambulance service and taken to hospital. Our stop was at 8.53am."

It was reported the carriageway reopened at 9.30am and long queues remained whilst traffic moved away from the scene.