As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN AFT WET ENTRY FLOOR STRUCTURE, FLOORBEAM UPPER CAP HAS AREAS OF CORROSION AT STATION 1640 FROM LBL 2 TO LBL 8. CUT & REMOVED DAMAGED SECTION OF UPPER T CHORD ON FLOORBEAM. FABRICATED & INSTALLED REPAIR IAW ECRA 5310-06716 & SRM 53-00-51 REPAIR 10.