What was found
DURING C-CHECK INSPECTION, DISCOVERED A CRACK ON THE LEFT HAND REMOVABLE WING TIP SKIN. REPAIRED BY TRIMMING AWAY DAMAGE, HFEC INSPECTING FOR ABSENCE OF CRACKS, FABRICATING AND INSTALLING REPAIR FILLERS, INTERNAL DOUBLER, SHIMS AND STRAP WET WITH SEALANT AND ORIGINAL FASTENER TYPES. ACCOMPLISHED ON EVERGREEN AIR CENTER - ENGINEERING CHANGE/REPAIR AUTHORIZATION NR N696CA-57-001-EAC.