As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PASSENGER DOOR INTERCOSTAL BETWEEN DD7 AND DD8, BETWEEN FS327.763 AND FS320.163 IS CORRODED. (C-CHECK RO 10/22/2021) REPLACED PASSENGER DOOR INTERCOSTAL BETWEEN DD7 AND DD8 BETWEEN FS327.763 AND FS320.163 REF DWG 601R31702 REV. N AND CRJ900 SRM 51-42-06-001-001-A01. COMPLIED WITH 51-900-1002-SKY. LEAK CHECK GOOD.