As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY MAINTENANCE: EVIDENCE OF CORROSION ON FLOOR BEAM AT Y1292; REF STS WO W004338 NR N0593 REMOVED & REPLACED FLOOR BEAM AT Y1292 BETWEEN FR68-FR69 IAW A320 SRM 51-72-11-911-001. WORK ACCOMPLISHED BY STS TECH MA0091 RII: QC0066."