EMPLOYEE WAS OPERATING A SHUTTLE CAR AND HE WAS TRAVELING TOWARD THE DUMP, THE SHUTTLE CAR RAN OVER A CRUB BLOCK ON THE OFFSIDE OF THE OPERATOR. THE SHUTTLE CAR BOUNCED AND THE EMPLOYEE CAME D OWN ON EITHER THE BRAKE PEDAL OR THE SIDE DECK OF THE SHUTTLE CAR. THE CRIB BLOCK WAS LEFT BESICE THE ROADWAY WHEN THE HEAD OF THE MINER WAS CHANGED OUT.