What was found
DURING 'C' CHECK, MAINTENANCE REPORTED CORROSION ON RT VERTICAL STIFFENER AT STA 120, LONGERON 22R-27R. REPLACED STIFFENER PER SRM 51-1-20.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING 'C' CHECK, MAINTENANCE REPORTED CORROSION ON RT VERTICAL STIFFENER AT STA 120, LONGERON 22R-27R. REPLACED STIFFENER PER SRM 51-1-20.