What was found
DURING A MAINTENANCE VISIT, FOUND CORROSION DAMAGE UNDER NUTPLATES ON FRAME PAST LIMITATIONS IAW DC-8 SRM, AT Y=1140 BETWEEN LONGERON 33 LEFT AND LONGERON 33 RIGHT. INSTALLED REPAIR IAW DER APPROVED ENGINEERING SKETCH, TREATED AREA IAW DC-8 SRM 51-1-8.