A MAN is dead after a crash on the M1 Motorway on Saturday evening.
Emergency services were called to an area just south of Brooklyn about 5pm.
Police said officers from Ku-Ring-Gai command found a man trapped in a white van.
They believe the driver lost control of the van while heading south before crashing into the median strip.
The driver and van's sole occupant was unable to be revived and died at the scene.
Police believe he was 46 years old but said on Sunday he is yet to be formally identified.
A report will be prepared for the information of the coroner.
Anyone with information or dashcam footage relating to the incident is urged to call Crime Stoppers on 1800 333 000 or report in strict confidence at https://nsw.crimestoppers.com.au.