As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON RH SIDE SEAT RAIL BTW FS379.00 TO FS 720.85 (5EA). RH SIDE SAT RAILS BTW FS379 TO FS720 WERE EVALUATED OUT OF LIMITS PER CRJ900 SRM 53-21-49-101-001-A02; CRJ900 SRM 53-31-49-101-001-A02; CRJ900 SRM 53-41-49-101-001-A02 AND WERE REPLACED PER CRJ900 AMM 53-00-49 (CONFIG A12).