What was found
TYS, DURING A SCHEDULED INSPECTION, CORRODED INSERTS AND SURFACE OXIDATION WAS FOUND ON FLOORBEAM, LEFT OUTBOARD AFT IN LAV. MAINTENANCE REMOVED AND REPLACED THE FLOORBEAM IN LAV IAW EMB-135/145 SRM 51-40-02. THE REPAIR WAS SATISFACTORY AND THE AIRCRAFT WILL BE RELEASED UPON COMPLETION OF INSPECTION.