EE CLIMBED DOWN FROM FRONT END LOADER AND STEPPED ON SOME ALGEA, CAUSING HIM TO SLIP AND FALL. HIS DR SCHEDULED HIM TO HAVE SURGERY ON HIS RIGHT KNEE ON 12-15-00 WITHOUT THE PLANT'S KNOWLEDGE. EE NOTIFIED THE PLANT ON 12-22-00. LAST DAY WORKED WAS 12-14-00.