EMPLOYEE WAS WORKING AT THE DUST ELEVATOR TO CHANGE OUT A REDUCER. THE REDUCER WAS BEING HELD IN PLACE BY A LARGE FORK LIFT. HE WENT TO MOVE FROM ONE SIDE TO THE OTHER AND STRUCK HIS HEAD ON A METAL BEAM. THE EMPLOYEE VISITED A CHIROPRACTORTHE NEXR DAY DUE TO A HEADACHE FROM HITTING HIS HEAD.