As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:C RT MLG W/W CANTED BULKHEAD LOWER CAP ANGLE UPPER EDGE CORRODED AT RBL 78 - 83 BS 1241 - 1242. THIS REPAIR IS CONSIDERED TIME - LIMITED FOR 24 MONTHS UNTIL AN IMPROVED DRAIN AGE MODIFICATION CAN BE INSTALLED IAW BOEING SERVICE BULLETIN 747-51A2054 REV 1 AS PER UPS EO B747-5310-16853-A.