THE INJURED PERSON WAS WORKING IN THE LOWER FRAME OF THE 8750. THEY WERE PREPARING TO LIFT ONE RETAINER PLATE FROM #2 SWING CONPARTMENT. AS THEY WERE REMOVING THE RETAINER PLATE WITH AN OVERHE AD CRANE AND CABLE SLING, ONE OF THE CABLE HOOKSCAUGHT ON A PIECE OF METAL AND WHEN IT RELEASED IT STRUCK EE IN THE FACE.