As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION WAS FOUND ON THE BS 380 FLOORBEAM UPPER CHORD LBL 9 TO LBL 28. THE FLOORBEAM WAS REPAIRED BY REMOVING THE DAMAGED SECTION OF UPPER CHORD AND SPLICING IN A NEW SECTION BETWEEN LBL 28 AND LBL 9.2 PER BOEING DRAWING 14100044 SHEET 4 AND ECRA 470-53-133-2.