What was found
MCN - MAJOR REPAIR - DURING C-15 CHECK A .25 INCH CRACK WAS FOUND ON THE AFT CARGO DOOR LOWER FORWARD CROSS BEAM, LOWER ANGLE, 3RD FASTENER HOLE INBOARD. MAINTENANCE TRIMMED OUT T-CHORD FORWARD END OF CROSS BEAM; FABRICATED NEW SECTION OF T-CHORD AND DOUBLER, AND INSTALLED REPAIR PARTS IAW EO 52-33-02, PG 18-20.