What was found
DURING AN IMBV INSPECTION A PREVIOUS REPAIR ON THE LEFT FLOORBEAM AT FRAME 20 WAS FOUND CORRODED. REMOVED THE PREVIOUS REPAIR AND CLEANED THE AREA. FABRICATED AN EXTERNAL ANGLE, FILLER, PLATE AND TWO SHIMS. REPAIR DONE IAW EMB SRM, SRM EMB-145/1142 REV 21, CHAPTERS 53-21-10 FIG 201. (M)