City traffic was brought to a stand still on Thursday morning after two vehicles collided in Sydney's CBD.

A white utility rolled onto its side after colliding with a black van at the intersection of Sussex Street and Druitt Street at 9.15am.

The two vehicles crashed at the intersection of Druitt and Sussex streets in Sydney's CBD just after 9am. Credit:Nick Austen

The entire intersection was blocked off while the accident was cleared, a NSW Police spokeswoman said.

The occupants of both vehicles were freed and were not seriously injured.