As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CARGO DOOR ENTRY FLOOR SILL HAS AREAS OF CORROSION. (C-CHECK RO 1/19/2022) CORROSION FOUND TO BE OUT OF LIMITS, REPLACED AFT CARGO FLOOR SILL REF DWG NO. MM670-35085 REV L, CRJ900 SRM51-42-06-001-001-A01, SRM51-42-13-001-001-A01 AND SRM51-42-21-001-001-A01. COMPLIED WITH 51-900-1002-SKY