What was found
ABI - DURING AN MBV INSPECTION, THE LEFT OMEGA BEAM WAS FOUND TO BE CORRODED BEYOND SRM LIMITS AT FRAME 20. REMOVED CORROSION BY CREATING A CUTOUT IN THE FLANGED AND WEB AREA. FABRICATED AN EXTERNAL ANGLE, FILLER AND TWO SHIMS. REPAIR DONE IAW EMB SRM, SRM 145/1142 REV 22, 53-21-10 FIG 201 SHEET 2 AND CPM 51-21-06. (M)