ON EVENING OF ACCIDENT, EE WAS ASSIGNED TO CLEAN HIGHWALL IN THE BEE RUN, UK BREAKDOWN AREA OF THE JOB. EE STATED THAT HE HAD CLEANEDN ABOUT 100 TON OF ROCK FROM THE FLOOR.EE WAS AWARE THAT THIS ROCK WAS LOOSE AND HIS INTENTIONS WAS A SCALE IT DOWN. HE PROCEEDED TO RAMP UP TOWARD THE ROCK AND AS HE WAS WORKING THE AREA AND WITH HIS BLADE UP, THE ROCK SUDDENLY SHIFTED AND BEGAN TO