What was found
INSPECTION TYPE:C1 REPAIR AT STA 1440, UPPER AFT CORNER D-PIT DOOR IS A CATEGORY D PER EO DC8-5330-12800, AND SKIN IS CRACKED AT LONG 22R APPROX. REMOVED EXISTING REPAIR, CUTOUT CRACKED AREA, NDT VERIFIED NO CRACKS. AT CUTOUT, FABRICATED AND INSTALLED DOUBLER TRIPLER AND FILLER IAW SRM 53-2-0 FIG 21.