As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REFERENCE NON-ROUTINE C057562. DURING C3 C-CHECK, INSPECTION NOTED CORROSION ON FLOORBEAM -Y1292 BETWEEN FRAME 66 AND FRAME 68. MAINTENANCE REMOVED AND REPLACED FLOORBEAM -Y1292 BETWEEN FRAME 66 AND FRAME 68 IN REFERENCE TO SRM 51-42-11 PARAGRAPHS 5 AND 7.