Waikato drivers face delays today after a truck and trailer crash blocked all southbound lanes of State Highway 1.
The crash happened north of Tokoroa shortly before 6am, a police spokeswoman said.
The trailer is on its side and is blocking all southbound lanes and partially blocking a northbound lane.
The driver is uninjured.
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A stop/go traffic control system is in place and the NZ Transport Agency warned people to expect delays and take extra care passing.
The commercial vehicle safety team will attend.