As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BS 1681.8, RBL 51.5 FLOORBEAM CORRODED. FOUND TO BE OUT OF LIMIT IAW SRM 53-00-51 PG 3 STP.B. REMOVED FLOORBEAM IAW SRM 51-40-02, FRARICATED NEW FLOORBEAM IAW DRG 146N5091. INSTALLED NEW FLOORBEAM IAW SRM 51-40-02 AND DWG 146N5091. THIS REPAIR IS CLASSIFIED AS A CATAGORY A MAJOR REPAIR