EE WAS EXITING OUT OF BURNER SHACK TO RELAY MESSAGE TO ANOTHER EE WALKING ON STEEL GRATING DECK EE LEFT LEG WENT THRU AN OPENING IN DECK CAUSINGHIM TO GO DOWN, HIS RIGHT LEG BUCKLED UNDERNEATH HIM HE REAGGRAVATED THIS INJURY 2/3/01 WHILE USING A PICK WENT TO DR 2/15/01 FIRST VISIT