What was found
ABI - DURING AN IMBV INSPECTION, THE CARGO DOOR CENTER SILL WAS FOUND TO BE CORRODED BEYOND SRM LIMITS. REMOVED DAMAGED CENTER SILL AND INSTALLED NEW SILL IAW EMB 135 SRM, SRM 145/1142 REV 22, 51-40-02, 06, 51-20-03 EMB 145 CPM 51-21-04, 51-21-05. (M)