EE WAS PREPARING TO LOAD A BUNDLE OF CABLE BOLTS INTO A SHUTTLE CAR. THE SHUTTLE CAR WAS SITUATED CLOSE TO THE COAL RIB. AS HE GOT OFF THE MACHINE TO REACH FOR A CHAIN. THE UNIT ARTICULATED TO WARD THE RIB, PINCHING EE BETWEEN THE MACHINE AND THE RIB HE RECEIVED A FRACTURED PELVIS.