As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION SIDE SEAT RAIL 15LH (4 EAS) BTW FS379.00 TO FS669.4. SIDE SEAT RAIL 15LH (4 EAS) BTW FS379.00 TO FS669.40 WERE EVALUATED OUT OF LIMITS PER CRJ-900 SRM 53-21-49-101-001-A01 AND SRM 53-31-49-101-001-A02 AND REPLACED PER CRJ-900 AMM 53-00-49 (CONF A12).