What was found
DURING C-CHECK, FOUND AFT LOWER FUSELAGE SKIN JOINT HAS CORROSION AT L31R FROM FS 1380.000 TO FS 1480.000. CUT OUT DAMAGED SECTION, FABRICATED FILLER AND DOUBLER, AND INSTALLED IAW DER NR 96IALE-0050-12. TREATED AND PRIMED IAW SRM 51-1-8. SEALED AREA IAW SRM 51-1-14. (X)