What was found
CENTER WING BOX - INSPECTION OF REAR SPAR AND BOTTOM PANEL AT JUNCTION WITH FUSELAGE FR47 LH SIDE, FASTENER "F" HOLE FOUND CRACK SIGNAL COMPLIED WITH EA: 6-5710-T0383930 P1. TITLE: WINGS - BASIC WING STRUCTURE - FR47LH REAR SPAR HOLE C AND F CRACK REPAIR - SB A300-57-6113 AND R57110371 EMBODIMENT. REPAIRED THE CENTER WING BOX REAR SPAR AND BOTTOM PANEL AT JUNCTION WITH FUSELAGE FR47 LH SIDE CRACKED FASTENER F HOLE. THIS IS CATEGORY B REPAIR. FOLLOW UP INSPECTION PER EA: 6-5710-T0383930. MAJOR REPAIR IAW FEDEX GMM6-2-100.