What was found
2EA CRACKS (5MM & 22MM) WERE FOUND AT R/H WING CENTER FLAP RIB26 AFT AREA OF TOP SURFACE RIB FLANGE. PERFORMED CUT OUT DAMAGED FLANGE AND INSTALLED REPAIR ANGLE AT RH WING CENTER FLAP RIB26, S-2.7~R/S AND EXTERNAL PLATE AT RH WING CENTER FLAP RIB26~27, S-2.2~R/S WITH FASTENERS FOR REPAIR. I.A.W FEDEX EA NO: T6-5750-T0382423 P1, SEQ: TITLE: WINGS - FLIGHT SURFACES - RH CENTER FLAP - CRACK IN UPPER FLANGES OF RIB 26. THIS REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100.