As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING A MAINTENANCE VISIT FOUND CORROSION DAMAGE TO INTERCOSTAL BETWEEN STA 520 TO STA 540 AND LONGERON 32 RIGHT. DAMAGE EXCEEDED LIMITATIONS IAW DC-8 SRM. REMOVED DAMAGE, TREATED AREA IAW DC-8 SRM 51-1-8. FABRICATED AND INSTALLED NEW INTERCOSTAL IAW DC-8 SRM 51-1-4. CORROSION DAMAGE RECORDED IN EWA CORROSION PROGRAM.