What was found
DURING ACCOMPLISHMENT OF SI 4-61904-12AD, MAINTENANCE DISCOVERED THAT THE FRAMES AT STA 760.95 LT AND RT AND STA 783.95 LT AND RT HAVE OPEN PILOT HOLES IN THE WEB ABOVE STR 17. THE HOLES WHICH ARE ATTACH POINTS FOR INSULATION BLANKETS, HAVE BEEN INSPECTED AND FOUND CRACK FREE. THE HOLES WILL BE INSPECTED UNTIL THE MODIFICATION PER EO 4-61904-3AD IS ACCOMPLISHED ON EACH FRAME.