As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON SEVERAL POINTS SEAT RAIL BTW 364.00 TO FS409.00 AT LBL09 CAB PAX. CORROSION ON SEVERAL POINTS SEAT RAIL BTW 364.00 TO FS409.00 AT LBL09 CAB PAX WAS EVALUATED WITH EXCESSIVE DAMAGE PER CRJ-900 SRM 53-21-49-101-001-A01 AND REPLACED PER CRJ900 AMM 53-00-49-400-801(CONFIG A12)