What was found
DURING ROUTINE C CHECK INSPECTION, EXTERNAL FUSELAGE LEFT HAND FORWARD PASSENGER DOOR LOWER AFT JAMB CORNER HAS NON STANDARD REPAIR AT STATION 55.000 FROM LONGERON-20 LEFT TO LONGERON 22 LEFT. PERFORMED MAJOR REPAIR IAW AD 2000-20-08, SB DC8 53-075, DOUGLAS DRAWING SR 08530021, 5750776. REMOVED EXISTING FASTENERS AS NEEDED TO REMOVE NON STANDARD REPAIR IAW DC8 SRM 51-1-21. REMOVED DAMAGED AREA IAW DOUGLAS DRAWING SR 08530021. PERFORMED NDT INSPECTION IAW DC-8 NDT SPM PART 06-10-01-001. NO CRACKS, OR CORROSION FOUND. FABRICATED REPAIR DOUBLER, REPAIR TRIPLER, AND FILLER IAW DWG DOUGLAS SR 08530021. CLEANED, TREATED AND PRIMED AREA , AND REPAIR PARTS IAW DC-8 SRM 51-1-8B. APPLIED SEALANT TO FAYING SURFACES IAW