As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-1 CHECK INSPECTION, FOUND LEVEL 2 CORROSION INNER SKIN CORRODED AT FS 840 BELOW LONGERON 22L. REPAIRED CORRODED AREA IAW AIA SKETCH AIA/E/2487 EA 97-013 A AND AIA 8110-3 DATED 1-19-97. C-1 CHECK INSPECTION WORK CARD NUMBER 3010. NON-ROUTINE TASK CARD NUMBER 97507.