As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
L1 DOOR FWD OF BS 377.5 INTERCOSTAL HAS CORROSION AROUND NUTPLATES. REMOVED CORROSION IAW SRM 51-10-02. CHECKED LIMITS IAW SRM 53-10-15 PG 105 DETAIL VI. FOUND TO BE OUT OF LIMITS. REMOVED INTERCOSTAL IAW SRM 51-40-02. FABRICATED NEW INTERCOSTAL. INSTALLED NEW INTERCOSTAL IAW SRM 51-40-02. CLASSIFIED AS CATEGORY "A" MAJOR REPAIR.