Photo: Kayla Hodge
A police spokeswoman said emergency services were called to the single-vehicle crash at 8.06am.
The truck driver was in a serious condition and was being airlifted to hospital.
The Waitaki District Council was arranging contractors to assist with traffic management, and diversions were in place, the spokeswoman said.
Network Waitaki had been notified of damage to power lines.
Motorists have been warned to expect delays.
