What was found
ABI - DURING AN MBV INSPECTION, THE LEFT OMEGA BEAM AT FRAME 20 WAS FOUND TO BE CORRODED BELOW SRM LIMITS. CUT OUT DAMAGE SECTION OF LEFT OMEGA BEAM. FABRICATED AN EXTERNAL ANGLE, FILLER AND TWO SHIMS. REPAIR DONE IAW EMB SRM, SRM 145/1142, REV 22, CHAPTER 53-21-10 FIG 201, SHEET 3 CPM 51-61-00 AND STANDARD SRM PRACTICES. (M)