What was found
WING TE UPPER PANEL ATTACH BEAM RUNNING LENGTH WAYS, CORRODED ON FWD SIDE AT WS .273, INBD OF NR 6 SPOILER, AS SEEN THRU PANEL 551VB OPENING. REMOVED ATTACH BEAMS & INSTALLED SERVICEABLE ATTACH BEAMS, PN 113T1633-157 IAW SRM 51-40-02. CORRODED LEVEL 2, PN 113T1632-207 & 113T1635-157, PART NAME ATTACH BEAMS. ACFT WAS GNDED.