As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON SEAT RAILS OF RBL9 BTW FS349.00 TO FS693.00 (6EA). EVALUATED, DUE EXCESSIVE DAMAGE ON SEAT RAILS OF RBL9 BTW FS349.00 TO FS693.00 (6EAS) 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.