What was found
LH WING CENTER FLAP RIB UPR FLANGE FOUND 1EA CRACK AT RIB15 BETWEEN STGR2.5 AND FRONT SPAR COMPLIED WITH EA 6-5750-T0386614 INSPECTED THE LH WING CENTER FLAP RIB UPR FLANGE OF RIB15 BETWEEN STGR2.5 AND FRONT SPAR AND REPAIRED THE BOTTOM SKIN POCKET CUT OUT ENCLOSED BY RIB13-15 BETWEEN STGR2.4 AND FRONT SAPR. TITLE: WING - FLIGHT SURFACES - LH CENTER FLAP CRACKS IN UPPER FLANGES OF RIBS 11, 15, 16, 17, 18, 19, 20, 25, 26 AND 27 AT FRONT SPAR AND STR 2.7 / 2.8. THIS IS A CAT A REPAIR. MAJOR REPAIR IAW FEDEX GMM 6-2-100.