As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C CHECK, MCD AFT HINGE SECTION IS CRACKED AT BS 612 STRINGER 4L. REMOVED AFT HINGE SECTION AT MAIN CARGO DOOR BS 612 STRINGER 4L IAW MM FIG 5201B REV E. FABRICATED HINGE SECTION IAW MM FIG 5201B REV E. TREATED AND PRIMED PARTS AND AREA IAW SRM 51-10-2. INSTALLED HINGE SECTION AT MCD BS 612 STINGER 4L IAW MM FIG 5201B REV E.