As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT UTILITY AREA FLOORBEAM BTW FR66 TO FR69 Y765 UPPER FLANGE CORRODED. REMOVED CORROSION IAW SRM 71-74-00. FOUND TO BE OUT OF LIMITS IAW TRM 53-71-15, FIG 1. R & R FLOORBEAM Y765 FR66 -69 IAW SRM 51-42-11 AND TRM 53-21-01. RETAIN FOR RECORDS.