As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CARGO DOOR LOWER CUT OUT HAS CORROSION STA.787 TO STA.847 AS MARKED.DOT:C570. GROUNDED - YES. REMOVED CORROSION FROM LOWER SILL UPPER WEB ORIG. THICKNESS 0.050, REMOVED 0.050, 100% MAT LOSS FOUND TO BE OUT OF LIMITS PER B737-800 SRM 53-60-15-1A-1; REMOVED AND REPLACED WEB PER B737-800 SRM 51-40-02 AND BAC DWG 146A8120 REV A.DOT REMOVED.