As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-CHECK INSPECTION WAS FOUND A CORROSION ON CENTER WING SKIN STA 955 AND RBL 74.81. CORRODED AREA WAS BLENDED OUT IAW B767 SRM 51-11-00 PAGE 4-5, THICKNESS MEASUREMENT PERFORMED IAW ASTME 797-01 AND IT WAS FOUND OUT OF LIMITS. DAMAGED AREA WAS REPAIRED IAW EWO 767-57-010 AND BOEING SERVICE REQUEST: 1-195119692.