As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RT INBD FLAP L/E CAVITY HAS SEVERAL AREAS OF CORROSION ON RIB CAPS OUTER/INNER SURFACE. AFTER CORROSION REMOVAL SEVERAL RIBS WERE OUT OF LIMITS IAW SRM 57-01, FIG 1. FABRICATED REPAIR DOUBLERS IAW SRM 51-10-02 & 51-10-04 AND RECEIVED 2 NEW RIBS AND INSTALLED IAW SRM 51-30-5, FIG 2.