As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING BC-4 CHECK, CORROSION WAS FOUND ON UPPER SURFACE OF R-1 DOOR ENTRY WAY FLOOR PANEL 222 FF AT THE FORWARD AND INBOARD EDGES. MAINTENANCE REMOVED CORRODED FLOOR PANEL 222 FF AND INSTALLED NEW REPLACEMENT FLOOR PANEL IAW AWA T/C C1D25306.