Police are investigating a single-vehicle traffic crash in Woolmar last night, May 2.
Initial investigations indicate around 11.10pm, a vehicle was travelling on Gregors Creek Road when it left the roadway and struck a tree.
The driver, a man in his 20s, sustained critical injuries and was airlifted to the Princess Alexandra Hospital.
The passenger, a man in his 20s, sustained minor injuries.
Forensic Crash Unit investigations are underway.
Anyone who may have witnessed the crash, or moments leading up to it, is urged to contact police.