State Highway 36 is closed following a truck crash on Pyes Pa Road on Monday afternoon.
The NZTA say the road between Hamurana and Pyes Pa will be closed during the day to allow for removal of the truck.
"Closure times will be advised.
"Expect delays and allow extra time for the detour."
Detour routes include State Highway 5, State Highway 28, State Highway 29, State Highway 33 or State Highway 2.
The road is a direct route between Tauranga and Rotorua.