As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 6809 IN REFERENCE TO NRC 00470: AFTER CORROSION REMOVAL, FLOOR BEAM STA 1640 BTW LBL 37 TO RBL 26 WAS FOUND OUT OF LIMITS AT FLOOR STRUCTURE OF CABIN PAX W4. CORRECTIVE ACTION: SUMMARY OF NRC 00584: FLOOR BEAM STA 1640 BTW LBL 37 TO RBL 26 WAS REPAIRED PER B757-200 SRM 53-00-51-2R. (0279311)