As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING A HEAVY MAINTENANCE CHECK, THE FLOORBEAM AT STA 440 RBL 15 HAS CORROSION AROUND NUT PLATE HOLE. CORROSION WAS REMOVED AND FOUND OUT OF LIMITS PER SRM 53108. REMOVED DAMAGED SECTION AND FABRICATED UPPER CHORD FLOORBEAM REPAIR AND SUPPORT ANGLES AND REINFORCEMENT STRAPS AND INSTALLED PER SRM 53108.