What was found
DURING ROUTINE C-CHECK INSPECTION, RIGHT WING UPPER SKIN CRACKED 1, STA XW 74 STR 9. PERFORMED MAJOR REPAIR. REMOVED FASTENERS IAW DC-8 SRM 51-1-20D PAGE 21. REMOVED DAMAGED AREA. PERFORMED NDT INSPECTION IAW DC-8 NDT SPM PART 06-10-01-001. FABRICATED REPAIR DOUBLER & FILLER PLUG. MADE TAPE DOUBLER. OVER 4 INCHES LENGTH TYPICAL CHANFER BOTH ENDS. INSTALLED REPAIR PARTS IAW DC-8 SRM 57-2-1 FIG 10 , DC-8 SRM 51-1-20D PAGE 9 , TORQUED IAW DC-8 SRM 51-3-1.