What was found
DURING C-CHECK, FOUND CORROSION ON FRAME Y=1060, AT LONGERON 36 UNDER NUTPLATE AND 35 LEFT, Y=1040 AT LONGERON 33 AND 34 RIGHT, UNDER NUTPLATES. REMOVED NUTPLATES, REMOVED CORROSION, TREATED AND PRIMED IAW DC-8 SRM 51-1-8, FABRICATED FILLERS, DOUBLERS AND DRILLED IAW DER APPROVED ENGINEERING SKEYCH A98-R06 AND A98-R11. INSTALLED IAW DC-8 SRM 51-1-20D.