As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RH SIDE SEAT RAIL APPROX. FS 483.00 €“ FS 573.00 IS CORRODED. (C-CHECK RO 7/28/2021) RH SIDE SEAT RAIL AT APPROX. FS483.00 TO FS573.00 WAS FOUND TO BE CORRODED OUT OF LIMITS & WAS REPLACED WITH A NEW SEAT RAIL. REF: CRJ 900 SRM 53-31-49-101-001-A02, CRJ 900 AMM 53-00-49-000-801-A07 & CRJ 900 AMM 53-00-49-400-801-A07, SEE CONTINUATION CARD FOR ADDITIONAL DETAILS