As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN FLOORBEAM CORRODED ON UPPER FLANGE BS 287, LBL 20 TO RBL 15. MAJOR REPAIR ACCOMPLISHED. CORROSION FOUND TO BE OUT OF LIMITS. DAMAGED SECTION OF FLOORBEAM REMOVED BETWEEN LBL 32 TO RBL 88. FABRICATED & INSTALLED A REPAIR T-ANGLE, SPLICE PLATE, AND SPLICE ANGLES.