As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION IN FLOOR SEAT RAIL BTW FS 349.00 / FS 379.00 OVER RBL9.00 AT PASSENGER COMPARTMENT. SUMMARY: CORROSION ON FLOOR SEAT RAIL BTW FS 349.00 / FS 379.00 OVER RBL9.00 AT PASSENGER COMPARTMENT WAS EVALUATED OUT OF LIMITS THEREFORE WAS REPLACED PER CRJ-900 SRM 53-21-49-101-001-A01, CRJ-900 AMM 53-00-49-000-801 (A12) AND CRJ/900 AMM 53-00-49-400-801 (A12)