What was found
DURING A MAINTENANCE VISIT FOUND CORROSION, RIGHT WING, UPPER SKIN SURFACE AT STA XRS=421 AND STRINGER 9. DAMAGE EXCEEDED LIMITS IAW DC-8 SRM. REMOVED DAMAGED, TREATED AREA IAW DC-8 SRM 51-1-8. FABRICATED AND INSTALLED REPAIR DOUBLER IAW DAC FAX NR EAF-MIA-99-0037RR. (CORROSION DAMAGE RECORDED IN EWA CORROSION PROGRAM).