As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE PASSENGER CABIN SEAT RAIL ON LBL 27 HAS MULTIPLE SPOTS OF CORROSION, CHAFES, SCRATCHES AND/OR GOUGES BETWEEN APPROX. FS 394 AND APPROX. FS 469. (C-CHECK RO 4/22/2021) REPLACED SEAT TRACK FROM FS394-FS485 LBL 27 WITH NEW REF CRJ-700 AMM 53-00-49-400-801-A17.