As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REFERENCE NON ROUTINE CO50125. DURING C3 C-CHECK, INSPECTION NOTED FLOOR PANEL 261PF HAS A CORRODED INSERT ON THE LT HAND SIDE AND DELAMINATION IN THE SAME AREA. MX REPAIRED PANEL IN ACCORDANCE WITH THE REQUIREMENTS OF ENGINEERING AUTHORIZATION NR A9-53R-30588. UPON COMPLETION OF THE REPAIR, IT WAS INSPECTED AND FOUND ACCEPTABLE.