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 THE UPPER SURFACE OF Y765 FLOOR SUPPORT AT FR 16. MAINTENANCE REMOVED CORROSION AND FOUND MATERIAL LOSS TO BE OUT OF LIMITS; REMOVED DAMAGED SECTION OF Y765 FLOOR SUPPORT FROM FR 12 TO FR 16; FABRICATED A NEW REPLACEMENT FLOOR SUPPORT AND 4 EACH REPAIR ANGLES; INSTALLED REPAIR PARTS IAW A320 SRM 51-42-11 PG 8-10 & 12 FIG 2 & 3.