What was found
WHILE IN FOR C CHECK, MAINTENANCE REPORTED HEAVY CORROSION INNER DOUBLER FS 220-260 LONGERON 35L-31R. REPLACED DOUBLER PER SRM 51-1-20D AND SRM 51-1-21.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE IN FOR C CHECK, MAINTENANCE REPORTED HEAVY CORROSION INNER DOUBLER FS 220-260 LONGERON 35L-31R. REPLACED DOUBLER PER SRM 51-1-20D AND SRM 51-1-21.