As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EVIDENCE OF CORROSION AROUND HINGE HOLES ON SILL PLATE OF SERVICE DOOR (MARKED). (C-CHECK RO 11/04/2021) EXFOLIATED CORROSION FOUND TO BE OUT IF LIMITSS IAW CRJ-900 SRM 53-00-00-101-001-A01 100% LOST MATERIAL, ORDER NEW SERVICE DOOR SILL PLATED SH670-31407-5, LOCATED AND DRILLED IAW CRJ-900 SRM 51-40-11-001-001-A01