What was found
ABI - DURING A IMBV INSPECTION, THE RIGHT HAT BEAM AT FRAME 23 WAS FOUND TO BE CORRODED BELOW SRM LIMITS. REMOVED EXISTING HAT BEAM. INSTALLED NEW BEAM IAW EMB 145 SRM, EMB 145/1142 REV 19, CHAPTERS 51-20-03, 51-40-02, AND 51-40-07. (M)