As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON BEAM UPPER/LOWER FLANGE ( PREVIOUS REPAIR) BS 1640 FROM LBL 20 TO RBL 56 AT W4. CORROSION LEVEL 2-FLOOR BEAM PREVIOUS REPAIR BS 1640 FROM LBL 20 TO RBL 56 AT W4 WAS REPLACED PER B 757-200 SRM 53-00-51-2R PROCEDURE 10 REPAIR 10. (1221246)