What was found
DURING A MAINTENANCE VISIT FOUND CRACK DAMAGE TO LT WING O/B L/E LOWER RIBS AT STA. XFS660-641.25-653.75, DAMAGE EXCEEDED LIMITATIONS IAW DC-8 SRM. REMOVED DAMAGE, TREATED AREA IAW DC-8 SRM 51-1-8. FABRICATED PART AND INSTALLED IAW DC-8 SRM 51-1-21, 51-1-20D, 51-3-0.