As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING D-CHECK INSPECTION, THE CANTED BULKHEAD LOCATED AT FS 8154 6 O'CLOCK POSITION HAS CORROSION THE EXCEEDS MM SRM LIMITS. CAUSE OF PROBLEM SEEMS TO BE WATER ENTRAPMENT AFT OF THE BULKHEAD AND THE DRAIN HOLE LOCATED TO FAR AFT OF THE CANTED BULKHEAD TO DRAIN THE AREA.