A person has been seriously injured in a crash in Auckland's Hobsonville.
The crash, on Upper Harbour Highway between the Hobsonville Road and Trig Road onramps, was reported about 5.40pm.
Police said a person had been taken to hospital in a serious condition.
The serious crash unit had been advised.
"The road is down to one lane and motorists are advised to expect delays," police said in a statement about 7pm.
The road had been cleared and reopened by 9pm.
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