What was found
DURING A MAINTENANCE VISIT FOUND CORROSION, FUSELAGE, LONGERON 31 LEFT AT STA 1220. DAMAGE EXCEEDED LIMITS IAW DC-8 SRM. REMOVED DAMAGED, TREATED AREA IAW DC-8 SRM 51-1-8. FABRICATED AND INSTALLED PLATE DOUBLER IAW DC8 SRM 51-1-21 AND IAW FAA APPROVED TENNESSEE TECHNICAL SERVICES DER ENGINEERING SKETCH NR EO-99-094 WITH APPROVED 8110-3 DATED JULY 01, 1999. (CORROSION DAMAGE RECORDED IN EWA CORROSION PROGRAM).