The Forensic Crash Unit is investigating a fatal single vehicle traffic crash in Booubyjan today.
At approximately 12.10pm, police were called to a crash on the Burnett Highway, near Ross Road.
Initial investigations indicate a car, with two occupants, was travelling south on the Burnett Highway when it veered off the road and rolled.
The driver of the car, a 77-year-old Yeppoon woman, was entrapped and declared deceased at the scene.
The passenger, a 14-year-old Brisbane girl, was seriously injured and has been airlifted to Queensland Children's Hospital.
Any witnesses or anyone with dashcam or CCTV from the area around the time of the incident is urged to contact police.
If you have information for police, contact Policelink by providing information using the online suspicious activity form 24hrs per day at www.police.qld.gov.au/reporting.
Report crime information anonymously via Crime Stoppers. Call 1800 333 000 or report online at www.crimestoppersqld.com.au.