THE INJURED EMPLOYEE WAS TRAMMING THE ROOF BOLTER INTO A NEWLY CUT FACE. HE PARKED THE BOLTER AND WAS CLIMBING OUT OF THE CAB WHEN A ROCK FELL FROM BETWEEN THE BOLTS AND MATS STRIKING HIM ON THE HEAD. HE COMPLETED THE SHIFT BUT WENT TO THE DOCTOR AFTER THE SHIFT AND WAS DIAGNOSED WITH A SPRAIN / STRAIN TO THE NECK.