What was found
DURING 4C INSPECTION, LT WING INBD T/E AILERON CLOSURE PANEL FWD SUPPORT CORRODED REMOVED FABRICATED AND INSTALLED REPLACEMENT "T" SUPPORT NEAR STA. XTEB 338 FROM ALTERNATE MATERIAL IAW STASA EA 011-5710-01-A5092, REV IR & EO 5710-53532-A.