As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
*PASSENGER CABIN SEAT TRACK RBL9 BETWEEN APPROXIMATELY FS847.0 AND FS985.0 HAS AREAS OF CORROSION. (MARKED) (C-CHECK) RO 2/13/2021 REPLACED SEAT TRACK AT RBL 9 FS847.00 TO FS985.00 WITH NEW FLOOR SEAT TRACK P/N SH670-37411-3 USING NEW TRACK STOCK P/N 20276-288-0-0A PO #T-55899. REF CRJ-700 AMM 53-00-49-400-801-A01. SEE ATTACH CONTINUATION CARD FOR DETAILS.