As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER FLOOR PANEL SUPPORT ANGLE, CORROSION AT LH CROSSBEAM FS 280.00. CORROSION AT LH CROSSBEAM FS280.00 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 AND PER CRJ900 SRM 51-42-21-001-001-A01