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 328 BETWEEN RBL 46 AND RBL 53 HAS 2EA SPOTS OF CORROSION AT FLOOR SUPPORT BEAM UPPER FLANGE. REMOVED CORROSION FROM FLOORBEAM AT STA 328 RBL 46 AND 53 REF SRM 51-10-02 FOUND REWORKED AREA RBL 53 OUT OF LIMITS REF ECRA 5321-01330. REPAIRED FLOORBEAM FROM RBL 40 TO THE END OF BEAM REF SRM 53-10-51 REP 7 ALTERNATIVE 3 FIG 206.