Overview
- Police were called about 4:25am Thursday to the northbound on-ramp of the Pacific Highway at Wahroonga.
- A nearby motorist entered the truck and pulled the emergency brake, preventing it from entering live traffic.
- Paramedics treated the driver, who died at the scene and has not yet been formally identified.
- The Wahroonga on-ramp remains closed with a diversion to the Pennant Hills Rd on-ramp, and motorists are urged to avoid the area.
- NSW Police and emergency services are conducting inquiries into the circumstances surrounding the rollover.