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 UPPER FACE AT FS280.00 BTW RBL 9.00 AND LBL 9.00, DUE EXCESSIVE CORROSIÓN ON FLOOR SUPPORT ANGLE UPPER FACE AT FS 280 BTW RBL 9.00 AND LBL 9.00 ITS OUT OF LIMITS PER CRJ-900 SRM 53-00-00-101-001-A01. PER SRM 51-42-06-001-001-A01 AND SRM 51-42-21-001-001-A01.