As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR0439 AND 013, CORROSION (C53-111-01, -3) IN THE AFT CARGO BAY AT BS 1110 LBL 16 TO 30 WL 199 ON FLOORBEAM AT NUTPLATE HOLES. *S/D* CORROSION FOUND TO BE OUT OF LIMITS. REMOVED CORRODED SECTION AND REPAIRED LOWER FLANGE IAW FEDEX EA 7-5310-31192.