As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - MAJOR REPAIR - DURING C-01 CHECK CENTER WING FLOOR PANEL 242FF WAS FOUND DELAMINATED. MAINTENANCE REMOVED DAMAGED FLOOR PANEL 242FF; FABRICATED A NEW REPLACEMENT PANEL PER DWG 10D536-70055; INSTALLED REPAIR PART IAW AWA T/C R1C25306.