EE WAS OPERATING A SUPPLY JEEP, HAULING SUPPLIES TO #1 UNIT. HE WAS TRAVELING THROUGH THE BACK-UP CURTAIN ON THE SUPPLY ROAD WITH THE OPERATOR'S DECK FIRST WHEN HE RAN INTO A DAPCO 5-MAN DIESEL RIDE PARKED IMMEDIATELY ON THE OTHER SIDE OF THE CURTAIN. THE FRONT OF THE RIDE CAME UP INTO THE DECK, CUTTING EE'S RIGHT ARM.