As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT PASSENGER COMPARTMENT FLOOR STRUCTURE WET AREA INTERCOSTAL FOUND CORRODED AROUND SCREW HOLE AT BS 978 AND LBL 49. INTERCOSTAL REMOVED AND REPLACED IAW SRM 51-10-02, HOLES PICKED-UP PER SRM 51-40-05 FASTENER INSTALLED PER SRM 51-40-02 REV 35.