As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LBL 9 FLOOR SEAT RAIL IS CORRODED BETWEEN F.S. 693 TO F.S. 863. (C-CHECK RO 9/30/2021) AT LBL 9 F.S. 693 TO F.S.863 FLOOR SEAT RAIL FOUND TO BE OUT OF LIMITS. REMOVED AND REPLACED SEAT RAIL WITH NEW IAW CRJ 700 SRM 53-41-49-101-001-A01, AND AMM 53-00-49-000-801-A03, 53-00-49-400-801-A03