What was found
IAH - DURING C-CHECK INSPECTION, THE LEFT FLOORBEAM WAS FOUND CORRODED AT FRAME 20. MAINTENANCE REMOVED THE CORROSION AND REPAIRED THE AFFECTED FLOORBEAM IAW CONTINENTAL EXPRESS ENGINEERING CHANGE AND REPAIR AUTHORIZATION EC5310-01109, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE. ACFT TT: 3,914. 2 HOURS. CYCLES: 2,929. (X)