MAN WAS HELPING A MECHANIC TAPE A CABLE WHEN RIB FELL HITTING HIM. INJURY WAS BECAUSED OF AWARENESS. COMPLIANCE WITH RULES & REGULATIONS NOT A FACTOR. INJURY DIDN'T INVOLVE PROTECTIVE ITEMS RE LATING TO CLOTHING. INJURY WAS NOT BECAUSE OF ATTITUDE, BUT SECTION HAS BAD RIBS AND EES MUST STAY AWAY FROM THEM WHEN WORKING WITH CABLES.