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 EVALUATED OUT OF LIMITS PER CRJ900 SRM 53-00-00-101-001-A01 AND WAS REPLACED PER CRJ900 SRM 51-42-06-001-001-A01 PAR.6 C AND CRJ900 SRM 51-42-21-001-001-A01 PAR.6 C"