As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CARGO COMPARTMENT BS 1420 - 1440, AFT CARGO DOOR CUT OUT UPPER SILL WEB HAS CORROSION. R & R WITH NEW FABRICATED WEB UPPER SILL IAW DWG 146N8521 SHT 1 REV H. UPPER SILL WEB FABRICATED IAW DWG 146N8516 SHT 01 REV B. REPAIR CLASSIFIED AS MAJOR.