As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT IN BASE MAINTENANCE: AFT CABIN WET AREA PASSENGER FLOOR STRUCTURE UPPER SURFACE AT STA 986 RBL 32 - AFT GALLEY FWD MOUNT STRUCTURE AREA HAS MULTIPLE AREAS OF CORROSION. REMOVED AND REPLACED AFT CABIN WETAREA PASSENGER FLOOR STRUCTURE UPPER SURFACE IAW SRM 51-40-02 AND BOEING DRAWING 147A5700 REV. B.