What was found
RH WING CENTER FLAP RIB UPPER FLANGE FOUND 5EA CRACKS AT RIB25, RIB26, RIB27 BETWEEN STGR2.7 AND REAR SPAR COMPLIED WITH FEDEX EA 6-5750-T0378628 P1 REPAIRED THE RH WING CENTER FLAP CRACKED RIB UPPER FLANGE 5EA CRACKS AT RIB25, RIB26, RIB27 BETWEEN STGR2.7 AND REAR SPAR. TITLE: WING - FLIGHT SURFACES - RH CENTER FLAP CRACKS IN UPPER FLANGES OF RIBS 18, 21, 25, 26 AND 27 AT STR. 2.7 /2.8- ALI 575306-01-1A. THIS IS CAT A REPAIR. MAJOR REPAIR IAW FEDEX GMM6-2-100. SEE WRI 57507888 FOR WORK DETAIL