What was found
IAH - DURING C-CHECK INSPECTION, THE CENTER OMEGA BEAM WAS FOUND TO BE CORRODED AT FRAME 20 EXTENDING UNDER THE BUTT STRAP. MAINTENANCE REMOVED THE CORROSION AND INSTALLED REINFORCEMENTS IAW CONTINENTAL EXPRESS ENGINEERING CHANGE AND REPAIR AUTHORIZATION EC5310-01106, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE. (M)