As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
: CORROSION ON SEAT RAIL AT LBL 27.00 BETWEEN FS 364.00-FS485.00. SEAT RAIL AT LBL 27.00 BETWEEN FS 364.00-FS485.00 WAS EVALUATED OUT OF LIMITS PER CRJ900 SRM 53-21-49-101-001-A01 AND WAS REPLACED PER CRJ-900 AMM 53-00-49-400-801 (CONFIG A12)