A construction worker was crushed to death when a dump truck overturned on a Rok site in Leven, Fife.
The man, who was not been named, died shortly after the accident despite police efforts to revive him.
Rok is building a new bottling plant for drinks company Diageo.
A spokesman for the contractor said: "Everyone at Rok would like to express deepest sympathy to the family of our colleague who died in this tragic accident.
"We have taken immediate steps to close the site and will be providing support to any member of the team affected by this sad news.
"We will now be working with the police, procurator fiscal and Health and Safety Executive so the circumstances surrounding this tragic accident can be ascertained."