St Albans 999 ambulance crash injures four Published duration 24 September 2015

image copyright South Beds News Agency image caption Four people were injured in the crash in St Albans

One person is in a critical condition and three others were injured in a crash involving a car and an ambulance responding to an emergency call.

The East of England Ambulance Service vehicle crashed at 10:00 BST in St Albans, Hertfordshire.

No patient was on board at the time but two ambulance staff and two members of the public were taken to hospital.

The ambulance was on its way to a 999 call-out. The patient was treated by other paramedics.

image copyright South Beds News Agency image caption A male casualty was airlifted to hospital

image caption Debris could be seen strewn on the road after a car and ambulance collided

A man, thought to be in his 50s, was flown to the Royal London Hospital with critical injuries.

An elderly female sustained a serious head injury and suspected fracture and was taken to Watford Hospital by land ambulance.

Two ambulance service staff were also taken to Watford Hospital. One sustained a chest injury and the other was said to have minor injuries.

Four ambulances, a hazardous area response team and the East Anglian Air Ambulance attended.

Police and the fire service were also sent to the scene.

The road is closed at the junction with St Stephens Avenue and Abbey Avenue.

image caption The ambulance responding to an emergency call on blue lights ended up on its side