One person was trapped in a car after the vehicle rolled on State Highway 1 in Auckland this morning.
Police Northern Communications said one of the Victoria Park Flyover's southbound lanes was closed at about 6.40am but was expected to reopen soon.
The person in the crash was moderately injured, police said.
The New Zealand Transport Agency said southbound traffic through the city from the North Shore was building up just before 6.30am.
