As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON SEAT RAILS RBL9 BTW FS 477.40.00 TO FS 693.00 (SEVERAL LOCATIONS). CORROSION ON SEAT RAILS RBL9 BTW FS 477.40.00 TO FS 693.00 WAS REMOVED PER CRJ-900 SRM 51-21-06-001-001-A01, EVALUATED OUT LIMITS PER CRJ 900 53-31-49-101-001-A02 AND REPLACED PER AMM 53-00-49.