As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CARGO DOOR SILL HAS CORROSION IN SEVERAL AREAS. ACFT GROUNDED. REMOVED CORROSION IAW SRM 53-60-15-1A-1. FOUND TO BE OUT OF LIMITS IAW SRM 53-60-15-1A-1. REMOVED & REPLACED THE DOOR SILL WEB IAW SRM 51-40-02, DWG 146A8123 REV C & 146A8340 REV A.