As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CPCP CHECK INSPECTION, FOUND LEVEL 2 CORROSION: LT BODY LANDING GEAR DOOR INNER SKIN CORRODED AT FWD UPPER CORNER. CUT OUT CORROSION AND REPAIRED INNER SKIN IAW B747 SRM 51-40-02 FIG 1, (2024-T3). CORROSION TASK CARD NUMBER C53-100-01. NON-ROUTINE TASK CARD NUMBER 108301.