As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE-C, AFT CARGO COMPARTMENT FOUND CORROSION ON LOWER AND UPPER SIDE OF FRAME UPPER CHORD AT BS 1600, RBL 36/44 AND LBL 36. REMOVED CORROSION ACC SRM 51-10-01, WITHIN LIMITS OF SRM 53-30-01 AT RBL 36/44. OUT OF LIMITS AT LBL 36 AND REPAIRED UPPER CHORD ACC SRM 51-40-04 FIG 2.