A man is expected to be charged with multiple driving offences after being arrested in the Maitland area on Thursday.
At about 11am, police saw a red Holden Commodore sedan travelling on Streeton Drive, Metford.
As police turned around to stop the car, the driver allegedly sped off and collided with a green Toyota sedan at the intersection of Chelmsford Drive.
The driver of the other car was not seriously injured.
Meanwhile, the driver of the Commodore allegedly fled the scene of the crash on foot.
Port Stephens Hunter Police District officers commenced an operation to locate the man assisted by the dog unit.
Police later found the man on a house roof in nearby Ferraby Driver.
After the arrest, the 31-year-old was taken to Maitland hospital with multiple injuries, where he remains under police guard.
Police expect he will be charged on release from hospital.
