As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:C3, MAIN CARGO BAY FLOOR PANEL AT B/S 1600 THRU 1680 RBL 25 THRU RBL 45 HAS SEVERAL INSERTS THAT ARE CORRODED AND PULLING THROUGH. SEVERAL PUNCTURES ON LOWER SURFACE. FABRICATED REPLACEMENT FLOOR PANEL IAW EO B757-5320-9692-G.