What was found
1EA CRACK (4MM) WAS FOUND AT L/H WING CENTER FLAP RIB27 AFT AREA OF TOP SURFACE RIB FLANGE. ACCOMPLISHED RIB FLANGE REPAIR AT RIB27, S-2.7~S-2.8 AND EXTERNAL DOUBLER REPAIR AT RIB25~27, S-2.2~REAR SPAR. I.A.W FEDEX EA NO: T6-5750-T0330963 B P2, SEQ NO:755, TITLE: WINGS- FLIGHT SURFACES- LH CENTER FLAP- CRACKS IN UPPER FLANGES OF RIB11, 12, 19, 20, 25, 26 AND 27- ALI 575306-01-1A. THIS REPAIR CLASSIFIED AS CAT.A MAJOR PER GMM 6-2-100.