What was found
RT WING CENTER TOP SKIN AND RIB FLANGE-SDI TWO CRACKS FOUND ON RIB 21 AND 26, AS MARKED ALSO FR 27. FOUND NO CRACK NOTED ON RIB 21, PER NTM 51-10-08. REPAIRED 2 EA CRACKS ON RIB 27 AND RIB 26 OF RT WING CENTER FLAP, IAW SRM 57-50-00 FIG 205 AND FIG 206. SUPPLEMENTAL INSPECTION, IAW SRI 57-50-00-2-001-00, MAJOR REPAIR. CLASSIFIED AS CAT "B" REPAIR.