HE WAS OPERATING #7 585 SCOOP TO DUMP BLOCK AT 5 WALL. AS HE WAS TRAMMING OUT OF THE CROSSCUT HIS OUTBY TIRE PICKEDUP A AN 8 FOOT PIECE OF TRACK RAIL AND HE TRAMMED INTO IT. THE RAIL PUSHED TH E DOOR OF THE SCOOP CAB INTO THE OPERATOR'S COMPARTMENT AND SQUEEZING HIM INTO THE SCOOP CONTROL PANEL. THE DIAGNOSIS WAS A CONTUSION.