What was found
DURING A MBV INSPECTION. A PREV REPAIR ON THE LT OMEGA BEAM AT FRAME 20 WAS FOUND CORRODED. REMOVED THE EXISTING REPAIR AND CLEANED THE AREA. FABRICATED A DOUBLER, FILLER, PLATE AND TWO SHIMS. MARKED, DRILLED AND CLEANED REPAIR PARTS. REPAIR DONE IAW SRM145/1142, REF 40, CHAPTER 53-00-10, FIGURE 201. (K)