As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-CHECK, AFT CARGO COMPARTMENT FRAME WITH CORROSION IN LOWER FLANGE AND FORWARD FACE AT Y794 BETWEEN LONGERON 29 LEFT AND LONGERON 30. REMOVED CORROSION AND TREATED METAL IAW SRM 51-10-3. AREAS WITHIN LIMITS IAW SRM 53-01 FIG 1. (M)