As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE PASSENGER DOOR INTERCOSTAL BETWEEN FS338.00 AND FS347.50 AT DD6 HAS CORROSION (MARKED). C-CHECK RO 9/1/2020. REMOVED AND INSTALLED NEW PASSENGER DOOR INTERCOSTAL, NEW CLEAT, AND NEW BRACKET AT DD6 BETWEEN FS338-FS347.25. REF DWG AND CRJ 200 SRM. SEE CONTINUATION CARD FOR DETAILS.