As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON FLOOR SEAT RAILS IN SECTIONS [ BTW FS= 474 TO FS= 394, FS=437 AND BTW FS=597 TO 613 LBL 9.00 ] AT PAX CABIN. CORROSION ON FLOOR SEAT RAILS IN SECTIONS [ BTW FS= 474 TO FS= 394, FS=437 AND BTW FS=597 TO 613 LBL 9.00 ] AT PAX CABIN WAS EVALUATED OUT LIMITS PER CRJ 900. SRM 53-21-49-101-001-A01 AND FLOOR SEAT RAILS IN SECTIONS [ BTW FS= 474 TO FS= 394, FS=437 AND BTW FS=597 TO 613 LBL 9.00 ] WERE REPLACED PER CRJ900 AMM 53-00-49