As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INITIAL INSPECTION. CORROSION ON FLOOR SEAT RAIL FROM FS 364 TO 485, LBL 27 AT PAX CABIN. (SM)(CPAX)(TCI 53-20-243). SUMMARY: ON NRC. 00266 CORROSION LEVEL 2. ON FLOOR SEAT RAIL FROM FS 364 TO 485, LBL 27 AT PAX CABIN CORROSION OUT OF LIMITS PER CRJ-900 SRM 53-21-49-101-001-A01, THEREFORE WAS REPLACED PER CRJ-900 AMM 53-00-49-000-801 (CONFIG A12),PER CRJ/900 AMM 53-00-49-400-801 (CONFIG A12)