As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY MAINTENANCE, CORROSION ON AFT CABIN FLOOR SUPPORT -Y1182 FR 68 STR 23R; REMOVED CORROSION FOUND TO BE OUT OF LIMITS PER SRM. REMOVED AND REPLACED CABIN FLOOR SUPPORT AT -Y1162 FR 68 STR 23R IAW A320 SRM 53-00-14-283-001 AND SRM 51-72-11 REFERENCE HAECO NR 440586-32446 FOR WORK ACCOMPLISHED.