EE WAS HAULING FROM NEW CRUSHER SURGE PILE WITH 5045 TRUCK. ON HIS WAY TO THE EAST SIDE OF THE CRUSHER EE DROVE THE LEFT FRONT TIRE UP ON TOP OFBERM ON THE SE CORNER OF CRUSHER CAUSING TRUCK T O FLIP ON IT'S RIGHT SIDE. EE DID NOT HAVE A SEAT BELT ON AND FELL THRU WINDOW LANDING ON HANDRAIL. ON 3-23-01 HE WAS DIAGNOSED WITH A FRACTURED R THUMB AND IS ON RESTRICTED DUTY.