As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-CHECK, FOUND AFT CARGO COMPARTMENT FRAME WITH CORROSION IN LOWER FLANGE AND FORWARD FACE AT Y813 BETWEEN LONGERON 29LT AND LONGERON 28RT. REMOVED CORROSION AND TREATED METAL IAW SRM 51-10-3. AREAS WITHIN LIMITS IAW SRM 53-01 FIG 1. REPLACED RIVETS IAW SRM 51-30-2. (M)