As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLOOR SUPPORT STRUCTURE SEAT RAIL LBL9 FROM APPROXIMATELY FS364 TO FS399 HAS CORROSION AROUND FASTENER HOLES AND OTHER MARKED ELEMENTS. C-CHECK RO 9/1/2020. REMOVED AND REPLACED SEAT TRACK AT LBL 9 FROM FS 364 TO FS 399 WITH A SERVICABLE UNIT REF CRJ200 AMM. SEE CONTINUATION FOR DETAILS.