As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAH - DURING C-CHECK INSPECTION, THE Z-CHANNEL ON THE AFT SIDE OF FRAME 41 WAS FOUND TO BE CORRODED. MAINTENANCE REMOVED AND REPLACED THE AFFECTED SECTION OF Z-CHANNEL ON FRAME 41 IAW ATR 42-320 SRM 51-25-02 AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE. (M)