As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT IN BASE MAINTENANCE: CORROSION OB FLAP LOWER EXTERNAL DOUBLER LOCATED BTW RIB 14 AND RIB 15 ON RH WING L=3.387 INCH W= 1.842INCH D= 0.026 INCH. MAINTENANCE REPLACED DOUBLER EXTERNAL LOCATED ON OB FLAP LOWER BTW RIB 14 AND RIB 15 ON RH WING IAW A320 SRM 57-53-21-300-003.