EMPLOYEE WAS GETTING READY TO DO SOME WORK IN THE KILN, CRAWLING THRU HANDRAIL TO GET TO THE LOCATION IN THE KILN, WAS TIED OFF, AS HE STEPPED THROUGH HIS KNEE GAVE OUT, EE DID NOT GO TO THE DOCTOR UNTIL 7/25/02. STRAIN TO RIGHT KNEE, DOCTOR PRESCRIBED ARTHROTEC AND HAD HIM WEAR A KNEE IMMOBILIZER.