Major Crash officers are investigating a fatal traffic crash that occurred on Mandurah Road, Golden Bay.
Police are investigating the crash.
About 2:44am on Sunday a man was found lying in the northbound lanes of Mandurah Road just north of Dampier Drive.
The person had significant injuries and was dead at the scene.
Major Crash Investigators would like to speak to anyone who saw the incident involving the male person or that saw him prior to the incident on or near Mandurah Road.
Anyone with information is asked to call Crime Stoppers on 1800 333 000 or report the information online at www.crimestopperswa.com.au