What was found
1EA CRACK WAS FOUND AT LH WING CENTER FLAP RIB18 AFT AREAS OF TOP SURFACE RIB FLANGE. ACCOMPLISHED THE FLANGE REPAIR AND EXTERNAL DOUBLER REPAIR AT LH CENTER FLAP RIB.18 S-2.8~REAR SPAR, THE REPAIR CLASSIFIED AS CAT.A MAJOR REPAIR PER GMM 6-2-100 I.A.W FEDEX EA NO:T6-5750-T0378613 P1, SEQ NO:1174, TITLE:WINGS-FLIGHT SURFACES-LH CENTER FLAP, CRACKS IN UPPER FLANGES OF RIB.11,12,18,19 AND 26-ALI 575306-01.