What was found
INSPECTION TYPE:C DURING C CHECK INSPECTION, FOUND CORROSION ON LONGERON 24RT AT F/S 898-900. REMOVED LONGERON 24RT, FITTED, DRILLED, TREATED, PRIMED AND INSTALLED LONGERON 24RT IAW DOUGLAS LONGERON REPLACEMENT GUIDE, AND DC8 SRM 51-1-8, 51-1-21, 51-1-20D, 51-3-0.