As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FWD CARGO BS 640, LBL72-RBL72, CABIN FLOORBEAM CORRODED. REMOVED CORROSION AND FOUND TO BE OUT OF LIMITS IAW SRM 53-00-51, FIG 101, DETAIL V1. R & R FLOORBEAM IAW SRM 51-40-02 AND DWG 143N5011. REPAIR CLASSIFIED A CATEGORY `A` MAJOR REPAIR.