As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN FLOOR STRUCTURE STA 324 RBL 45 TO RBL 61 FLOORBEAM UPPER FLANGE UPPER AND LOWER SURFACE HAS CORROSION. REMOVED CORR, REMAINING MATERIAL OUT OF LIMIT. FAB T-CAP IAW SRM 53-10-08. INSTALLED REPAIR IAW 51-40-02 AND SRM 53-00-01.