A truck has run off Picton Road not far from the Mt Ousley Road intersection.

The accident happened at around 7.40am on Thursday, 500 metres from the Mt Ousley Road intersection.

it is understood the B-double hit the guardrail on the eastbound side of Picton Road.

The truck has gone through the guardrail and ended up in the scrub.

It is understood the driver was not trapped and has escaped injury.

Emergency services are on scene.

While the truck is completely off the road it is understood traffic is affected in both directions due to the large number of emergency service vehicles on the scene.