As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PASSENGER CABIN FLOORBEAM CORRODED OUT OF LIMITS. REMOVED THE DAMAGED AREA OF THE BEAM UPPER HORIZONTAL FLANGE, FABRICATED AND INSTALLED A REPAIR T-CHORD SECTION 2 SPLICE ANGLES 2 SPLICE STRAPS AND FILLERS IAW ASA EA 5310 02690 AND AAR EA 11805.