What was found
MCI - DURING OP 16 MAINTENANCE CHECK, A DYE CHECK SHOWED A ONE INCH CRACK IN LOWER FLANGE OF LONGERON 13R, AT FASTENER AT STA 965 FORMER FRAME. REMOVED CRACKED SECTION OF LONGERON 13R. INSTALLED NEW SECTION OF LONGERON AND INCORPORATED LONGERON SPLICE REPAIR PER SRM 53-02. ACFT TT: 77,783 HOURS. ACFT TC: 84,471. (X)