Ice & snow covered highwall, thawing. EE was unpinning auger flite approx 4' from highwall. Big rock fell from highwall, hit auger, rock guard, pipe, split, 1/2 rock hit EE's left leg @ knee area.
IT WAS A COOL MORNING AND EE WAS GREASING HIS MACHINE GETTING IT READY TO START WORK. A ROCK ABOUT 2 FEET IN SIZE THAWED FROM THE LOW WALL AND ROLLED DOWN THE RAMP AND HIT HIM FROM BEHIND IN T HE CALF AREA OF HIS LEFT FOOT.
EMPLOYEE WAS GATHERING UP WATER DISCHARGE HOSE WHEN HE & OTHER EMPLOYEE NOTICED THE HIGHWALL BEGINING TO FALL. THEY BOTH TOOK OFF RUNNING TO GET OUT OF THE WAY WHEN I,NAME FELL AND HURT HIS LE FT KNEE CAP.
EMPLOYEE WAS CH5NGING BITS IN AUGER HEAD WHEN SOME SMALL ROCKS FELL OFF OF HIGHWALL STRICKING HIM ON THE BACK OF HIS HEAD. HE WAS WEARING HIS HARD HAT WHEN ACCIDENT HAPPENED.