EE WAS STEPPING DOWN FROM DRAGLINE MACHINERY HOUSE. WHEN HE STEPPED ONTO THE CATWALK ON THE DRAGLINE SHOE, HE TWISTED HIS RIGHT ANKLE. ON 07/20/02, THE EE WAS TAKEN TO THE ER & X-RAYS WERE TAK EN & WERE NEGATIVE. THE EE WAS THE PLACED ON RESTRICTED DUTY. HE WAS RELEASED FOR FULL DUTY 07/25/02.