As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION AROUND PLATE NUTS ON UPPER FLANGE OF CARGO FLOOR SUPPORT INTERCOSTAL FS 1360, BETWEEN STR 26R AND STR 27R (UPPER AND LOWER SURFACE OF FLANGE). REMOVED FLOOR SUPPORT IAW SRM 51-40-02. FABRICATED SUPPORT FLOOR PER SRM 51-30-4 PG 11 & 20 AND ENGINEERING SUPPORT IAW SRM 51-40-02 PG 1-2.