As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PAX DOOR MID DD4 INTERCOSTAL IS CORRODED (C-CHECK RO 3/11/2023) REMOVED AND REPLACED PAX DOOR MID DD4 INTERCOSTAL REF CRJ-200 SRM 51-42-06, CRJ-200 SRM 51-42-21 AND DRWG 601R31702 REV. N. COMPLIED WITH 51-900-1003-SKY (CL600-2B19) STRUCTURAL MAJOR REPAIR (**RII**). SEE CONTINUATION FOR DETAILS.