Police in Norton are appealing for information after a council worker was critically injured in a crash.
The collision involved a Ryedale District Council refuse collection lorry and a 53-year-old man, who is understood to work for the authority.
The incident happened on Riverside View, Norton, on Friday, just after 1pm.
Police say the man suffered serious injuries in the incident and was airlifted to James Cook Hospital, Middlesbrough, where he remains in a critical condition.
Traffic Constable Gareth Gilleard, of the Force’s Roads Policing Group, said: “If you witnessed the collision I urge you to come forward and contact the police straight away, as you may have information which could help this enquiry.”
A spokesman for Ryedale District Council said: “An incident occurred in Norton on Friday 7 November 2014 which involved a refuse vehicle driver and operative employed by Ryedale District Council
“It is too early to speculate on the cause of the incident and an investigation will be undertaken.
“Our understanding is that the worker is poorly but expected to make a full recovery and our concerns are for the worker’s welfare.”
The Health and Safety Executive are understood to also be investigating the incident.
Anyone who witnessed the collision should contact North Yorkshire Police on 101, select option 2 and ask for Gareth Gilleard.
Alternatively, information can be emailed to firstname.lastname@example.org.
Please quote reference number 12140192797.