What was found
WHILE IN 'D' CHECK MAINTENANCE FOUND CRACK ON RT WING O/B MID FLAP, O/B AFT END RIB, AT LWR CORNER. REPLACED RIB PER SRM 51-30-2, 51-10-1, 51-10-2.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE IN 'D' CHECK MAINTENANCE FOUND CRACK ON RT WING O/B MID FLAP, O/B AFT END RIB, AT LWR CORNER. REPLACED RIB PER SRM 51-30-2, 51-10-1, 51-10-2.