As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
*PAX DOOR SILL UPPER FLOOR SUPPORT ANGLE HAS EVIDENCE OF CORROSION ON OUTBOARD EDGE AND AT FASTENER HOLES ALONG ENTIRE LENGTH. (C-CHECK RO 5/22/2021) REMOVED AND REPLACED PAX DOOR SILL UPPER FLOOR SUPPORT ANGLE REF CRJ 700 SRM 51-41-02-001-001-A01