What was found
DURING C-4 CHECK, INSPECTION REPORTED SURFACE CORROSION ON LOWER RT TRANSITION ANGLE FROM C2 DOOR FWD. BLENDED CORROSION ON RT TRANSITION ANGLE, STA 727E TO STA 767, OUT OF LIMITS PER SRM 53-60-53. REPAIRED PER SRM 53-60-53, PAGE 208, AND SRM 51-40-02.