What was found
ABI - DURING AN MBV INSPECTION OF AIRCRAFT, FOUND CORROSION ON CENTER BEAM AT FRAME 20. REMOVED CORRODED BY CUT OUT. FABRICATED TWO DOUBLER ANGLES, A FILLER, AND A U-SHAPE DOUBLER CHANNEL. REPAIRED IAW EMB145 (SRM145/1142, CHAPTER 53, REV 17) 53-21-10, AND STANDARD SRM PRACTICES. (M)