What was found
NUMBER 5 SLAT OTBD AUX TRACK, INBD LOWER STRUT CORRODED AROUND FWD NUTPLATE. REMOVED DAMAGED STRUT RIB & INSTALLED NEW STRUT RIB PN 114T2203 13AX IAW SRM 51-40-02. CORRODED LEVEL 2, PN 114T2203-15, PART NAME STRUT AIR LOAD RIB, FS & BS LOCATION LW, STRINGER & WS LOCATION LES TO 475. ACFT WAS GNDED.