What was found
AT D-CHECK, AFT CARGO DOOR EXTERNAL SKIN HAS CORROSION, SCRATCHES, DENTS AND BULGING. REMOVED FASTENERS AT EXISTING DOUBLER, CUT OUT DAMAGED AREA. INSTALLED DOUBLER ON UPPER FWD EDGE 17 BY 24 PER SRM 52-00-3. INSTALLED DOUBLER ON FWD BOTTOM EDGE 8.5 BY 10 PER SRM 52-00-3. BURNISHED OUT SCRATCHES, WITHIN LIMITS.