As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN AFT WET AREA STA 986.5 FROM LBL 22 TO LBL 43 FLOOR BEAM HAS CORROSION ON UPPER FLANGE REF AR N/R 99880669 AFTER REMOVAL OF CORROSION FOUND OUT OF LIMIMTS PER ECRA 5311-01330 REPAIRED FLOOR BEAM SECTION UPPER CHORD STA 986.5 BETWEEN LBL 22 AND LBL 43 PER REF ECRA 5311-02443