As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PAX DOOR INTERCOSTAL DD4 BETWEEN FS338.00 - FS347.25 IS CORRODED (C-CHECK RO 9-21-21) REMOVED AND REPLACED CORRODED PAX DOOR INTERCOSTAL DD4 WITH NEW INTERCOSTAL (P/N 601R318081-1S) BETWEEN FS338.00 AND FS347.00 USING ALL NEW FASTENERS. REF BOMBARDIER DWG# 601R31702 REV N AND CRJ700 SRM 51-42-06-001-001 A01. SEE CONTINUATION CARD FOR FURTHER DETAILS. / SKYCARD 51-900-1002-SKY COMPLIED WITH