An investigation is underway following a two vehicle crash north of Sydney, NSW Police say.
Emergency services were called to M1 Motorway, just north of the weigh station, at Mount White, just before 1.30pm today, following reports two vehicles had collided.
Both male drivers, believed to be in their 30s and 40s, were treated by NSW Ambulance paramedics at the scene before being taken to Royal North Shore Hospital.
It is believed both men suffered no apparent serious injuries.
Officers attached to Traffic and Highway Patrol, with assistance from Crash Investigation Unit, established a crime scene and commenced an investigation into the circumstances surrounding the incident.
Police are urging anyone with information in relation to this incident to call Crime Stoppers.
