As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING 2C CHECK FOUND RIGHT AFT LOWER WEB OF BULKHEAD AT FS 280 CORRODED INBOARD OF RBL 18.00. THE AIRCRAFT WAS REMOVED FROM SERVICE. REPAIRED WEB ON THE RIGHT FS 280 BULKHEAD IAW CRJ SRM 53-11-10. THE AIRCRAFT WAS RETURNED TO SERVICE.