What was found
LEFT OMEGA BEAM AT FRAME 20 WAS FOUND TO BE CORRODED. REMOVED CORROSION BY MAKING A CUTOUT. PREPARED A DOUBLER, FILLER, PLATE AND SHIMS. REPAIR DONE IAW EMB SRM (145/1142 REV 34) CHAPTER 53-00-10, FIG 201 SHEET 1. AIRCRAFT RETURNED TO SERVICE. (M)