As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING SCHEDULE MAINTENANCE FLOORBEAM FS 281 FROM BL 22L TO BL 22R HAS EVIDENCE OF CORROSION. REMOVED FLOOR TO EVALUATE. REMOVED CORROSION AT FLOORBEAM STA 281 BL 22L TO BL 22R IAW SRM 51-21-01. FOUND OUT OF LIMITS IAW SRM 51-21-01. INSTALLED FLOORBEAM REPAIR IAW SRM 53-21-00 FIG 815.