EE SAT DOWN IN THE OPERATORS CAB CHAIR TO BEGIN OPERATING THE UNLOADER. HE SAT TOO CLOSE TO THE EDGE OF THE CHAIR AND THE CHAIR SLID OUT FROM UNDER HIM. HE FELL AND LANDED ON THE CAB FLOOR. HI S TAILBONE (COCCYX) SUFFERED A FRACTURE WHEN IT LANDED ON THE CHAIR TRACK. EE'S DOCTOR REMOVED HIM FROM WORK ON 11-11-02.