As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING A ROUNTINE C CHECK INSPECTION FOUND CORROSION ON LOWER SKIN STA 1440-1530 LONGERON 31RH- 31LH. SKIN STA 1440-1530 LONGERON 31R-31L WAS REMOVED AND REPLACED IAW DOUGLAS DRAWING 5615374, AND EXTERNAL SPLICE, INTERNAL SPLICE, FINGER DOUBLER AND LONGERON STRAP WERE INSTALLED BETWEEN STA 1420-1440 LONGERON 31RH - 31LH IAW EWO ATI 53-009 & SRM 53-2-1 FIGURE 4.