As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TYS, DURING A SCHEDULED INSPECTION THE RIGHT FUSELAGE Z CHANNEL AT FRAME 23 IS CORRODED. MAINTENANCE REMOVED AND REPLACED THE Z CHANNEL AT FRAME 23. IAW EMB-145 SRM 51-40-02. THE REPAIR WAS SATISFACTORY AND THE AIRCRAFT WAS RELEASED TO SERVICE.