What was found
IAH - DURING C-CHECK INSPECTION, FOUND LEFT INBOARD FLOORBEAM CORRODED FROM FRAMES 33 TO 36. MAINTENANCE REMOVED AND REPLACED THE BUTT-STRAP IAW EMB-20 SRM 51-40-02. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE. TT: 12,919.5 HOURS. TC: 23,160. (X)