As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C CHECK INSPECTION, CORROSION AND PITTING WAS FOUND AROUND RIVETS ON BUTTSTRAP BETWEEN FRAMES 59 AND 61. MAITENANCE REMOVED AND REPLACED AFFECTED BUTTSTRAP IAW EMB 145 SRM 51-40-02. THE AIRCRAFT WAS APPROVED TO RETURN TO SERVICE.