As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN FLOOR STRUCTURE WET AREA BS 328, RBL 45.5, FLOORBEAM HAS CORROSION. CUT THE DAMAGED FLANGES OF THE UPPER TEE OF FLOORBEAM AT MAIN CABIN FLOOR STRUCTURE WET AREA BS 328 , FABRICATED AND INSTALLED REPAIR IAW SRM 53-10-51-2R-7.