Six people have been injured after a bus crash in Sydney's north. A NSW Ambulance spokeswoman said five people were being taken to Royal North Shore hospital after the bus crashed into a wall at the bus interchange on Railway Street, Chatswood, outside the train station. The spokeswoman said a female passenger had been trapped, however NSW Police have now confirmed nobody was trapped. She said the injured were suffering from head, back and lower leg injuries, none believed to be life threatening. There were 45 passengers on the bus. Photos from the scene showed ambulances and a fire engine as emergency personnel attended. Police said they are speaking to the female bus driver and she is assisting with inquiries.