As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING MAINTENANCE BASE INSPECTION FOUND THE FS 280 CROSSBEAM CORRODED IN SEVERAL AREAS BETWEEN THE LEFT AND RIGHT COCKPIT TO THE CABIN BULKHEADS. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE F/S 280 CORSSBEAM IAW CRJ SRM 51-42-06, 51-42-13, 51-42-21 AND EO CR-53MR-219. THE AIRCRAFT WAS RETURNED TO SERVICE.