What was found
IAH - DURING C-CHECK INSPECTION, THE STIFFENER ON THE RIGHT HAND SIDE OF FRAME 27A UNDER PANEL 196AR WAS FOUND CRACKED. MAINTENANCE REMOVED AND REPLACED THE AFFECTED STIFFENER IAW ATR42-320 SRM 51-91-43 AND SRM 51-25-02. THE AIRCRAFT WAS THEN APPROVED FOR RETURN TO SERVICE. ACFT: 19,271.5 HOURS. CYCLES: 22,334. (X)