What was found
LEFT WING STRUCTURE CORRODED AT INBD OF SPOILER NR 6 AT STATION 226. OPENED PANELS 551LT & 552AB FOR ACCESS. REPLACED DOG BONE PANEL SUPPORTS INBD OF SPOILER NR 6. R & R STRUCTURE AT PANEL SUPPORT AFT OF SPOILER. CLOSED PANELS 551LT & 552AB. WORKED IAW SRM 51-40-02. SDR INFO PN 113T1623-131, SN NSN, PART NAME CHORD, UPPER AFT BEAM CORRODED, EXACT STRINGER & WS LOCATION FROM 226, TE T0 226, TE. ACFT WAS GNDED.