A contractor died after a trench he was working in collapsed, burying him.
He has been named as Michael Kevin Haines, 34, of Matamata.
The fatal workplace accident happened near Matamata yesterday.
WorkSafe New Zealand is investigating the incident with assistance from Waikato police.
Sergeant Graham McGurk of Matamata police said emergency services were called to a rural Te Poi property about 12.30pm.
"Thirty-four-year-old Matamata man Michael Kevin Haines, who was employed by a contracting firm working on the Rapurapu Rd property, had gone down into trench dug by a digger to work on a pipe join.