Two lanes on Auckland's Northern Motorway are off-limits after a motorbike collided with a person.
Police said a motorbike struck a pedestrian at 4.10pm between the McClymonts Rd on-ramp and Greville Road off-ramp in Albany.
Two southbound lanes on the Northern Motorway were blocked.
Police said motorists should take alternative routes where possible.
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It was not immediately clear if anyone was injured or how the pedestrian came to be on the North Shore motorway.
Waka Kotahi NZTA said a left southbound lane was blocked just after the Greville Rd southbound off-ramp.
"Please take extra care while passing and expect significant delays," the transport agency added in a tweet.