As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON DRAIN PLATE OF FLOOR PANEL 232BRF. CORROSION ON DRAIN PLATE OF FLOOR PANEL 232BRF WAS EVALUATED BY EXCESSIVE DAMAGE PER CRJ-900 SRM 53-00-00-101-001-A01 AND REPLACED PER CRJ/900 AMM 53-00-47-000-802 (CONFIG A19) AND AMM 53-00-47-400-802 (CONFIG A19).