What was found
DURING A ROUTINE C-CHECK INSPECTION FOUND RT INNER WING AFT TOP PANEL PLATING CRACK DAMAGE AT STA XRS 74.869, S-2. MAJOR REPAIR ACCOMPLISHED REMOVAL OF FASTENERS AND DAMAGED SECTION. FABRICATED EXTERNAL DOUBLER + FILLER PLUG. CLEANED, TREATED AND PRIMED AREA AND REPAIR DOUBLER + FILLER PLUG. APPLIED SEALANT TO FAYING SURFACES. INSTALLED REPAIR PARTS IAW SEMAN DRAWING ED-3831 AND FAA FORM 8110-3 05020, DC8 SRM 51-1-11, 51-1-20D, 51-1-22, 51-1-26, 51-3-1, 51-3-2.