As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEAT TRACKS ON RBL 9 FROM FS581 TO 985 ARE CORRODED AND NEED REPLACED. LOCATED AND DRILLED UP SERVICEABLE SEAT RAIL IAW CRJ900 SRM 51-40-11-001-001-A01, AND REO 670-53-00-343 REV N DATED 2019-07-16. INSTALLED SERVICEABLE SEAT RAIL IAW CRJ700 AMM 53-00-49-000-801-A03.