Detours are in place around part of State Highway 29 in Waikato following a serious crash.
Police said they were alerted to the incident involving a car and a truck shortly after 1pm.
Motorists are asked to avoid SH29 near Karapiro or to take an alternative route.
Waka Kotahi said SH29 was closed between Piarere on SH1 and the intersection with Totman Road, with detours in place.
UPDATE 3PM
— Waka Kotahi NZTA Waikato/BoP (@WakaKotahiWaiBP) November 12, 2022
SH 29 remains CLOSED between SH1 Piarere and the intersection with Totman Rd.
Please avoid the area or delay your journey. Westbound traffic detour via SH27, SH1. Reverse for Eastbound. https://t.co/OKmIV4Py8t pic.twitter.com/2lI78Muu7y