The NZ Transport Agency says people should avoid State Highway 29 near Te Poi.
The road is closed near Rangitanuku Road after a serious crash.
Please delay your journey or use an alternative route.
People can get live updates by calling 0800 4 HIGHWAYS or checking the website: www.journeys.nzta.govt.nz/traffic/(external link)
They can sign up for alerts for their journey at: www.journeys.nzta.govt.nz(external link)
NZTA is also on Twitter and Facebook: