WHILE EMPLOYEE WAS CARRYING THE KILN CAMERA, WEIGHING 75 LBS., HE FELL OVER THE BURNER PIPE CARRIAGE CAUSING THE CAMERA TO FALL AND HIT THE EMPLOYEE. NOTE: INJURY OCCURRED AT OUR SIGNAL MT PLA NT CHATTANOOGA, TN EMP ON TEMP ASSIGNMENT TO TRAIN CONTROL ROOM OPERATORS. ORIG INJURY REPORT FILED IN TN ONCE LOST TIME OCCURRED, REPORT WAS TRANSFERRED TO PA EMP RESIDES IN PA; NOW WORKING