As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON FLOOR SUPPORTS (4EAS) LOCATED ON FS310.00 LBL 19, FS317.00 RBL 3, FS295.00 RBL 3 AND BTW FS280.00 TO FS295.00 RBL 16 AT FUSELAGE FLOOR STRUCTURE. FLOOR SUPPORTS (4EAS) LOCATED ON FS310.00 LBL 19, FS317.00 RBL 3, FS295.00 RBL 3 AND BTW FS280.00 TO FS295.00 RBL 16 AT FUSELAGE FLOOR STRUCTURE WERE EVALUATED OUT OF LIMITS PER CRJ900 SRM 53-00-00-101-001-A01 AND REPLACED PER CRJ900 SRM 51-42-21-001-001-A01