As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON FLOOR PANEL SUPPORT ANGLE FS280.00 AT CABIN FLOOR STRUCTURE. FLOOR PANEL SUPPORT ANGLE FS280.00 AT CABIN FLOOR STRUCTURE WAS FOUND OUT OF LIMITS PER CRJ 900 SRM 53-21-43-101-001-A03 THEREFORE WAS REPLACED PER CRJ-900 SRM 51-42-06-001-001-A01 AND CRJ-900 SRM 51-42-21-001-01-A01.