What was found
DURING ROUTINE C CHECK INSPECTION, FOUND AFT FUSELAGE CRACKED AT STATION FS 1610.000 LONGERON 17LEFT. REMOVED DAMAGED LONGERON. CLEANED, TREATED AND PRIMED AREA. INSTALLED LONGERON. IAW DC8 SRM 53-5-2 FIGURE 5 SHEET 1 PAGE 16 ITEM "B", DC8 SRM 51-1-8B, DC8 SRM 53-1-0 PAGE 1, SRM 51-1-21, 51-1-20D, SRM 51-2-0 FIGURE 50 SHEET 37, 51-3-0, AND SRM 51-3-1. (S)