As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON RT FLOOR SEAT TRACK BETWEEN FS 863.00 TO 953.00, AREAS MARKED. C-CHECK RO 11/3/2020. MORE THAN ONE TYPE OF CORROSION DAMAGE NOTED FOR A GIVEN CROSS-SECTION ON RT FLOOR SEAT TRACK FS 863.00 TO FS 953.00, BEYOND LIMITS PER SRM. REMOVED SEAT TRACK AT RT FS 896.00 TO 953.00, PER CRJ 700 AMM. INSTALLED NEW SEAT TRACK RT FROM FS 863.00 TO 953.00, PER CRJ 700 AMM. TOOL USED TUC8834 CAL 30-JUNE-21.