What was found
DURING C-4 CHECK, INSPECTION REPORTED INTERCOSTAL CORRODED BETWEEN STA 294.5 AND 277, LBL 12. CORROSION FOUND TO BE OUT OF LIMITS PER SRM 53-10-51. REPLACED INTERCOSTAL PER SRM 51-40-02.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING C-4 CHECK, INSPECTION REPORTED INTERCOSTAL CORRODED BETWEEN STA 294.5 AND 277, LBL 12. CORROSION FOUND TO BE OUT OF LIMITS PER SRM 53-10-51. REPLACED INTERCOSTAL PER SRM 51-40-02.