What was found
DURING A MAINTENANCE VISIT FOUND CORROSION, FUSELAGE, CABIN, AT STA 1688, FLOOR PANEL A CORRODED AND CRACKED AT LONGERON 21 RIGHT. DAMAGE EXCEEDED LIMITS IAW DC-8 SRM. REMOVED DAMAGED, TREATED AREA IAW DC-8 SRM 51-1-8. FABRICATED AND INSTALLED NEW FLOORBOARD IAW DC8 SRM 53-2-0 AND 51-1-4. (CORROSION DAMAGE RECORDED IN EWA CORROSION PROGRAM).