As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
*RH SIDE SEAT RAIL STRUCTURE CORRODED IN MULTIBLE AREA'S FROM FS708.00 THRU FS977.00. AREA'S FLAGGED (C-CHECK) RO 2/14/2020 REMOVED CORROSION FROM THE RH SIDE SEAT RAIL STRUCTURE(RETAINER) FROM FS708-977, FOUND REMAINING MATERIAL TO BE OUT OF ALLOWABLE DAMAGE LIMITS. REMOVED AND INSTALLED NEW RH SEAT RAIL RETAINER FROM FS708-977 REF CRJ 900 SRM. SEE CONTNUATION CARD FOR DETAILS.