What was found
WHILE IN FOR C-CHECK, MAINTENANCE FOUND RT OTBD WING, STA XFS 747.5 RIB WAS CRACKED AT THE AFT UPPER END. REPAIRED RIB IAW MM 57-00-00 PG 801.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE IN FOR C-CHECK, MAINTENANCE FOUND RT OTBD WING, STA XFS 747.5 RIB WAS CRACKED AT THE AFT UPPER END. REPAIRED RIB IAW MM 57-00-00 PG 801.