What was found
DURING ROUTINE C CHECK INSPECTION, FOUND RIGHT WING UPPER SKIN CRACKED AT STATION XRS 74.000 STRINGER 12. REMOVED FASTENERS AS NEEDED TO PERFORM REPAIR. REMOVED EXISTING REPAIR DOUBLERS. REMOVED DAMAGED AREA. PERFORMED NDT INSPECTION. NO CRACK AND NO CORROSION FOUND. FABRICATED NEW SKIN, INTERNAL, EXTERNAL DOUBLER. CLEANED, TREATED, PRIMED AREA AND REPAIR PARTS. INSTALLED NEW FASTENERS AND REPAIR PARTS IAW FAA FORM 8110-3 DATED 05/12/09, DRAWING ED-4928 DATED 04/09/09, SRM 51-1-20D, SRM 51-3-0, NDT SPM PART 06-10-01-001, SRM 51-10-0, SRM 51-1-12 PAGE 7, DC8 SRM 51-1-8B, SRM 51-1-12 PRC, AND SRM 51-3-1.