What was found
DURING ROUTINE C CHECK INSPECTION, FOUND LEFT WING INBOARD CENTER LEADING EDGE LOWER SKIN CRACKED AT STATION XS 520.000. REMOVED FASTENERS AS NEEDED TO PERFORM REPAIR. PERFORMED STOP HOLE. PERFORMED NDT INSPECTION. NO CRACK AND NO CORROSION FOUND. FABRICATED EXTERNAL DOUBLER, INTERNAL DOUBLER, AND SPACER. CLEANED, TREATED, PRIMED AREA AND REPAIR PARTS. INSTALLED NEW FASTENERS AND REPAIR PARTS IAW FAA FORM 8110-3 NUMBER 08543 DATED 11-18-08, SEMAN DRAWING ED-4876 DATED 11-08-08, DC8 SRM 51-1-21, SRM 51-3-0, DC8 NDT SPM PART 06-10-01-001, DC8 SRM 51-1-8B, SRM 51-1-11, SRM 51-1-20D, AND SRM 51-3-1.