The NZ Transport Agency advises motorists that SH3 between Awakino and Mokau will be closed for three to four hours following a serious crash.
Emergency services are currently on site and motorists are advised to delay their journey.
An alternative route on SH4 via Taumarunui is availablebutwill add approximately four hours to travel time.
For real time information on highway conditions and incidents visit www.nzta.govt.nz(external link) call 0800 4 HIGHWAYS or follow @nztawaibop on twitter.
For personalised information about driving conditions on their frequently used routes, motorists can check out and sign up to On The Move at www.onthemove.govt.nz(external link).
UPDATE - 3.10pm:
The vehicles involved in the crash will be removed from the scene earlier than expected, and the Transport Agency expects the road to be open late this afternoon.
For more information please contact:
Waikato / Bay of Plenty Media Manager
T: 07 928 7908
M: 021 928 413