THE EMPLOYEE WAS IN THE PROCESS OF SPRAYING SHOTCRETE ON A HEADING. THE PUMP PLUGGED AND CAUSED BACK PRESSURE IN THE HOSE. SHOTCRETE SPRAYED OUT OF THE HOSE CLAMP, HITTING EMPLOYEE IN THE FACE BETWEEN HIS GLASSES AND RESPIRTOR, SHOOTING UP INTO THE EYES. HE WAS GIVEN FIRST AID AT THE MINE SITE AND THEN TRANSPORTED TO THE HOSPITAL FOR EVALUATION AND TREATMENT. SEVERAL PARTICLES WERE