What was found
DURING C CHECK, NLG CUTOUT, AFT LT CORNER WAS FOUND TO HAVE SKIN BULGES AND DISHED FASTENERS AT BS 328. CUTOUT CORRODED AREA PER SRM 53-30-3. INSTALLED DOUBLER REPAIR AS PER SRM 53-30-3 AT NLG CUTOUT, AFT LT CORNER BS 328. REPAIR SIZE 15 BY 6. NON ROUTINE 3768.