As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY CHECK RT OUTER WING UPPER REAR SPAR HAS CORROSION AT APPROX XORS-608. AFTER FURTHER EVALUATION BOEING CERTIFIED THE BLENDED LOCATION AS A PERMANENT REPAIR AND BEEN ACCOMPLISHED WITH ALL THE REQUESTED PROVISIONS AT RH OUTER WING UPPER REAR SPAR AT APPROX XORS-608. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.