What was found
RT INNER WING UPPER SKIN CORRODED AROUND STA XRS 184.000 BETWEEN CTR SPAR AND S-9R. REMOVED FASTENERS, FOUND OUT OF LIMITS IAW SRM 57-2-0 PG 16. BLENDED OUT DAMAGED SKIN AREA IAW EODHL-030534, ED-3356. PERFORMED NDT INSPECTION IAW DC8 NDT SPM PART 06-10-01-001. CLEANED, TREATED AND PRIMED AREA IAW SRM 51-1-8B. FABRICATED A REPAIR DOUBLER (7075-T6 AL0.125) IAW EODHL-030534, ED-3356. CLEANED, TREATED AND PRIMED DOUBLER INTERIOR SURFACE IAW SRM 51-1-8B. APPLIED PRC SEALANT ON FAYING SURFACE IAW SRM 51-1-11 PG 9. INSTALLED DOUBLER ON RT INNER WING UPPER SKIN AROUND STA XRS 184.000 WITH NEW FASTENERS IAW EODHL-030534, ED-3356 AND SRM 51-1-21 PG 1. FOR LEAK CHECK SEE N/R 3824.