As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION AT SEAT RAIL RBL9.00 BETWEEN FS581.- 00-FS661+32.00. CORROSION AT SEAT RAIL RBL9.00 BETWEEN FS581.00-FS661+32.00 WAS EVALUATED OUT OF LIMITS DUE TO EXCESSIVE DAMAGE PER CRJ-900 SRM 53-31-49-101-001-A02 THEREFORE SECTION OF SEAT RAIL RBL9.00 BETWEEN FS581.00-FS661+32.00 WAS REPLACED PER CRJ-900 AMM 53-00-49-400-801 (CONFIG A12)