What was found
DURING ROUTINE C CHECK INSPECTION, FOUND FUSELAGE EXT SKIN HAS A NON STANDARD REPAIR AT STATION 55.000, LONGERON 9 LEFT. PERFORMED MAJOR REPAIR IAW FAA FORM 8110-3 NUMBER 06245 DATED 05-22-06, SEMAN DRAWING NUMBER ED 4225 DATED 05-18-06. REMOVED NON STANDARD REPAIR IAW DC-8 SRM 51-1-21, DC8 SRM 51-1-20D. REMOVED DAMAGED AREA IAW SEMAN DRAWING ED 4225. PERFORMED NDT INSPECTION IAW DC8 NDT SPM ÁRT 06-10-01-001. NO CRACK, CORROSION FOUND. FABRICATED REPAIR DOUBLER AND FILLER IAW SEMAN DRAWING ED 4225. CLEANED, TREATED AND PRIMED AREA, AND REPAIR PARTS IAW DC-8 SRM 51-1-8B. APPLIED SEALANT TO FAYING IAW DC-8 SRM 51-1-11. INSTALLED REPAIR PARTS IAW SEMAN DWG NR ED 4225, DC8 SRM 51-1-20D, DC8 SRM 51-3-1.