THE 001 MINER WAS LOADING THE 2ND RUN IN THE 2NDCUT (RIGHT CUT) ON 3 CUT PILLAR PLAN. THE ROOF STARTED WORKING AND THE MINER OPR BACKED THE MINER OUT OF THE CUT BETWEEN THE BLOCKS BEING EXTRAC TED. A ROCK FELL ON THE HEAD OF THE CONTINUOUS MINER BACK TO THE HINGE POINT CATCHING THE MACHINE.