As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLOOR SEAT RAIL AT LBL 9 BEGINNING AT APPROX FS 693.00 CORRODED IN 3 LOCATIONS. REMOVED, REPLACED AND FABRICATED NEW SEAT TRACK AT LBL 9, FS 693.00-830.40 WITH PART NR 20276-288-0-0A, IAW REO 670-53-00-343 REV N DATED 07/16/19 AND CRJ 900 SRM 51-40-11-001-001-A01.