As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-04 CHECK, EXFOLIATION CORROSION WAS FOUND ON UPPER AND LOWER SURFACE OF RT OUTBOARD WEB Y1698 BETWEEN FS 20 AND FS 21. MAINTENANCE REMOVED CORRODED SECTION OF RT OUTBOARD WEB Y1698 FROM FS 20 TO FS 21; FABRICATED A NEW REPLACEMENT WEB; INSTALLED REPAIR PART IAW A320 SRM 51-72-11.