Falling ramp kills security guard

A 35-year-old security guard has died after a loading ramp fell on him in south-west Sydney.

He is believed to have been helping a truck driver secure the ramp at Milperra and was standing directly beneath it when it fell.

The Ambulance Service says paramedics tried to resuscitate the man but he died of head injuries at the scene.

WorkCover says it is investigating the death.