As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
S 280 CORROSION NOTED AT APPROXIMATELY LBL 15.0 BETWEEN ANGLE (CAP) AND TOP OF CROSSBEAM, AROUND NUTPLATE HOLE FOR CABIN FLOORBOARD LH FS 280 CROSSBEAM IS HEAVILY CORRODED IN MULTIPLE LOCATIONS AND IS CRACKED ON UPPER FLANGE. NO LIMITATIONS PROVIDED IN SRM, REQUIRES REPLACEMENT. LOCATED AND DRILLED LH FS 280 CROSSBEAM PN: CC670-34094-1 IAW CRJ 900 SRM 51-40-11-001-001-A01. INSTALLED LH FS 280 CROSSBEAM PN: CC670-34094-1 IAW CRJ 900 SRM 51-42-06-001-001-A01.