As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AWR HIDDEN DAMAGE: DURING REMOVAL OF FLOORBEAM STA FS=280 WAS FOUND CORROSION ON BULKHEAD WEB BTW LBL 12 IN REF NRC 373 SUMMARY OF NRC 00447: CORROSION LEVEL 2; BULKHEAD WEB LOWER ON LBL 12 FS=280 WAS REPLACED PER SRM 53-11-10-201-003-A01 PAR 4D FIG 53-11-10-991-805.