What was found
DURING ROUTINE C CHECK FOUND RIGHT HAND WING UPPER SKIN CRACKED AT STATION XRS 74.000 - 9.000. PERFORMED MAJOR REPAIR IAW DC-8 SRM 57-2-1 FIG 17. REMOVED FASTENERS IAW DC-8 SRM 51-1-20D. REMOVED DAMAGED AREA IAW DC-8 SRM 57-2-1 FIG 17. PERFORMED NDT INSPECTION IAW DC-8 NDT SPM PART 06-10-01-001. NO CRACK, OR CORROSION FOUND AFTER TRIM OUT. FABRICATED EXTERNAL REPAIR DOUBLER AND FILLER IAW DC-8 SRM 57-2-1 FIG 17, DC-8 SRM 57-3-1 FIG 10. TAPERED EXTERNAL REPAIR DOUBLER 0.160 TO 0.080 IAW DC-8 SRM 51-10-0 FIG 1 (SHEET 6). CLEANED, TREATED, AND PRIMED AREA AND EXTERNAL REPAIR DOUBLER IAW DC-8 SRM 51-1-12 PAGES 7-25. APPLIED SEALANT TO FAYING SURFACES IAW DC-8 SRM 51-1-11. INSTALLED REPAIR PARTS IAW DC-8 SRM