As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN FLOOR DECKING UNDER FLOOR PANEL 231XJF STA 560 TO 620 BTWN LBL 64 AND 45.50 HAS AREAS OF CORROSION. CIRCLED IN RED. DOT 142-320. CLEANED MULTIPLE AREAS IAW SRM 51-10-02. ORIGINAL MATERIAL THICKNESS FOR ALL AREAS IS 0.100". ALL FOUND TO BE IN LIMITS IAW SRM 53-10-51-1A-2.