What was found
DURING C-CHECK, SILL PLATE AT AFT CARGO DOOR HAS NUMEROUS PLACES OF CORROSION. REMOVED CORROSION IAW SRM 51-74 -00, FOUND AREAS TO BE WITHIN LIMITS IAW SRM 51-73-00, FIGURE 001. TREATED, PRIMED AND PAINTED IAW SAM 51-21-11 AND SRM 5L-75-12.