As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
*L/H SIDE SEAT RAIL TRIM RETAINER (HAT CHANNEL) IS CORRODED AFT OF THE EMER EXIT AT APPROX FS785. (C-CHECK) RO 3/25/2021 REPLACED SEAT RAIL RETAINER (HAT CHANNEL) AND SEAT RAIL ON L/H SIDE FROM FS785 TO FS847 REF CRJ-700 AMM 53-00-49-400-801-A17, USED CALIBRATED TOOL TUC4978 CAL DUE DATE: 30-JUN-21 / ORDERED HARDWARE AS REQUIRED FOR INSTALLATION / SEE CONTINUATIN CARD FOR DETAILS