As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DESCRIPTION: CORROSION ON SIDE SEAT RAIL STGR 15 RH BTW FS 744.15 TO FS 761.85 CORRECTIVE ACTION: SIDE SEAT RAIL STGR 15 RH BTW FS 744.15 TO FS 761.85 AT PASSENGER CABIN FLOOR STRUCTURE WAS EVALUATED OUT OF LIMITS PER CRJ900 SRM 53-41-49-101-001-A02 AND WAS REPLACED PER CRJ900 AMM 53-00-49.