What was found
ABI - DURING AN IMBV INSPECTION, THE LEFT OMEGA BEAM AT FRAME 20 WAS FOUND TO BE CORRODED BEYOND SRM LIMITS. REMOVED CORROSION BY MAKING A CUTOUT. FABRICATED A DOUBLER, FILLER, SHIM AND PLATE. REPAIR DONE IAW EMB SRM, SRM 145/1142 REV 27, 53-21-10. (M)