Abstract: At 2:42 p.m. on May 11, 2022, an employee was riding in the passenger seat of a work vehicle while returning home from the jobsite at the end of the day after constructing a new deck on a residential project. The employee's task had consisted of building two sets of stairs 16 inches above grade for a deck with 8 ft by 20 ft dimensions. The employee lifted 2 in by 4 in wooden boards of undetermined length, using power tools, and manually securing boards to surfaces for approximately six hours in direct sunlight. When the coworker who was driving the work vehicle back from the jobsite pulled over because the employee was vomiting or needing to vomit, the employee opened the door and fell out of the vehicle. The coworkers called 9-1-1 when they were unable revive the employee, who was unresponsive, and paramedics and police arrived at the scene. The employee died of heat stroke.