What was found
DURING ROUTINE C-CHECK FOUND AFT CARGO DOOR SKIN DENTED AT STATION 1402 TO 1407.7 NUMBER 4 BEAM AND LOWER FRAME. REMOVED AFT CARGO DOOR. REMOVED DAMAGED AREA, FABRICATED REPAIR PARTS, LOCATED, DRILLED, TREATED, PRIMED, AND INSTALLED REPAIR PARTS AND NEW FASTENERS. INSTALLED AND ADJUSTED DOOR IAW DC8 MM 52-32-1, DC8 SRM 52-2-3, 52-4-1, AND 51-1-8.