As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON FLOOR SEAT RAILS, LOCATED BTW FS=661+32 TO FS=693 AND LBL 9'' AND RBL 9''. FLOOR SEAT RAILS, LOCATED BTW FS=661+32 TO FS=693 AND LBL 9'' AND RBL 9'' WERE EVALUATED OUT OF LIMITS PER CRJ-900 SRM 53-31-49-101-001-001-A02 AND SRM 53-41-49-101-001-001-A02 WERE REPLACED PER CRJ-900 AMM 53-00-49 (CONFIG A12)