EMPLOYEE BARRED DOWN A ROCK THAT BOUNCED OFF THE TIRE OF A PIECE OF EQUIPMENT AND STRUCK THE TOP OF HIS RIGHT FOOT. THIS RESULTED IN A CONTUSION ONLY. HOWEVER THE EMPLOYEE HAD JUST HEALED FROM BREAKING HIS RIGHT FIBULA AWAY FROM WORK AND HIS PHYSICIAN WOULD NOT RELEASE HIM TO WORK FOR THE REMAINDER OF HIS ROTATION.