As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SUPPORT CASTING FOR MLG DOOR CENTER HINGE HAS CORROSION ON FWD SIDE LOWER FLANGE, AND AFT SIDE TOP OF MID FLANGE. REMOVED CORROSION AND FOUND TO BE OUT OF LIMITS. ACCOMPLISHED REPLACEMENT OF KEEL SUPPORT CASTING FOR MLG DOOR CENTER HINGE AT KEEL BS 1120, LBL 0 IAW SRM.