As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
*PASSENGER DOOR €“ FLOOR SUPPORT ANGLE ON THE DOOR SILL HAS CORROSION ON MULTIPLE AREAS. (MARKED) (C-CHECK RO 9/8/2021) PASSENGER DOOR SILL FLOOR SUPPORT ANGLE REMOVED AND REPLACED WITH NEW, REF CRJ 900 SRM 51-41-02-001-001-A01. OPERATIONAL TEST CHECKED GOOD. SEE CONTINUATION CARD FOR DETAILS.COMPLIED WITH 51-900-1002-SKY.