As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING INSPECTION, FOUND AFT CABIN UTILITY AREA FLOOR SUPPORT BETWEEN FR65 TO FR67 Y-465 UPPER FLANGE HOLES HAS CORROSION. BLENDED AREA IAW SRM 51-74-00. FOUND TO BE OUT OF LIMITS IAW SRM 53-41-14. LOCATED & DRILLED NEW FLOOR BEAM IAW SRM 51-44-11. REPLACED FLOOR SUPPORT IAW TRM 53-21-01 AND 51-42-11.