What was found
IAH - DURING C-CHECK INSPECTION, STR 17R WAS FOUND CORRODED FROM FRAME 27 TO FRAME 30. MAINTENANCE REMOVED AND REPLACED THE AFFECTED STRINGER SPLICE IAW ATR42-320 SRM'S 51-25-02, 51-21-42, AND 51-25-01. THE AIRCRAFT WAS THEN APPROVED FOR RETURN TO SERVICE. ACFT TT: 19,271.5 HOURS. CYCLES: 22,334. (X)