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 FS693.00 TO FS847+16. CORROSION ON SEAT RAILS OF RBL9 BTW FS693.00 TO FS847+16. EVALUATED OUT LIMITS PER CRJ900 SRM 53-41-49-101-001-A02 THEREFORE SEAT RAILS OF RBL9 BTW FS693.00 TO FS847+16 WAS REPLACED PER PER CRJ900 AMM 53-00-49 (CONFIG A12).