The Forensic Crash Unit is investigating following a serious single-vehicle traffic crash at Kingsthorpe overnight, October 10.
Initial investigations indicate at approximately 8.15pm, a white 2018 Toyota Hilux was travelling west along the Warrego Highway when it left the road at Zimms Corner and crashed.
The driver, a 47-year-old Western Downs man, was taken to the Toowoomba Hospital in a critical condition and was later flown to the Princess Alexandra Hospital.
Witnesses or anyone with relevant vision is urged to come forward.
Investigations are continuing.
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 or call 131 444.
Report crime information anonymously via Crime Stoppers. Call 1800 333 000 or report online at www.crimestoppersqld.com.au.