A man aged in his 60s was thought to be in a critical condition following yesterday’s serious accident on the M1 at Hemel Hempstead.
The collision involving two cars happened on the southbound carriageway happened just after 9.40am on Sunday.
At 10.30am the Magpas Helimedix air ambulance team arrived at the scene to treat the man, who suffered life-threatening injuries.
The patient was anaesthetised and given specialist A&E care at the scene before being flown St George’s Hospital in London.
The man’s condition was monitored all the way, though on arrival at the hospital he was in a critical condition.
Two other patients – a man and a woman – were also treated at the scene by East of England Ambulance Service crews, and both patients were subsequently taken to Watford Hospital by land ambulance.
Three EEASt ambulance crews, one HART Crew, three fire engines and the police were also present.
The crash happened at the junction along from Hemel Hempstead, between J7 and J6 just before the exit slip road to the M25 junction.
It is not yet known why a Renault Clio in the central lane was involved in a collision with a Vauxhall Astra, but officers from the Herts, Beds and Cambs Roads Policing Unit are appealing for witnesses to help their investigation.
Anyone with information is asked to contact Hertfordshire Constabulary on 101 quoting ISR 175 of February 22.