What was found
4EA CRACKS (MAX50MM) WERE FOUND AT LH WING CENTER FLAP RIB11 AFT AREA OF TOP SURFACE RIB FLANGE. ACCOMPLISHED THE FLANGE REPAIR AT RIB 11 UPPER FLANGE S-2.7~REAR SPAR AND EXTERNAL DOUBLER REPAIR AT RIB11~RIB13 S-2.2~REAR SPAR, THE REPAIR CLASSIFIED AS CAT.A MAJOR PER GMM 6-2-100 I.A.W FEDEX EA NO:T6-5750-T0378801 P1, SEQ NO:1119, TITLE: WINGS-FLIGHT SURFACES-LH CENTER FLAP-CRACKS IN UPPER FLANGES OF RIBS 11,12,13,20,25 AND 26, WITH OVERSIZED HOLE ON UPPER SKIN AT RIB 11-