What was found
DURING ROUTINE C CHECK INSPECTION, FOUND IMPROPER REPAIR AT EXTERNAL DOUBLER LEFT AFT FUSELAGE SIDE FORWARD OF AFT PRESSURE BULKHEAD AT STATION FS 1742, LONGERON 16.5 LEFT. REMOVED FASTENER AS NEEDED TO PERFORM REPAIR. REMOVED EXISTING REPAIR DOUBLER. REMOVED DAMAGED AREA. FABRICATED REPAIR DOUBLER, FILLER, INTERNAL FINGER DOUBLER. CLEANED, TREATED, PRIMED AREA AND REPAIR PARTS. INSTALLED NEW FASTENERS AND REPAIR PARTS IAW DC8 SRM 51-1-11, SRM 51-3-1, DC8 SRM 53-2-1 FIGURE 7 SHEETS 1, 3, AND 5, DC8 SRM 51-1-21, 51-1-20D, DC8 SRM 53-5-1 FIGURE 1 ITEM D, DC8 SRM 51-1-8B,