As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON UPPER FACE OF FLOOR BEAM LBL9 BTW FS1015.00 TO FS1051.00 AT AFT BAGGAGE BAY CARGO COMPARTMENT FLOOR STRUCTURE. FLOOR BEAM LBL9 BTW FS1015.00 TO FS1051.00 AT AFT BAGGAGE BAY CARGO COMPARTMENT FLOOR STRUCTURE. WAS REPAIRED PER CRJ900 SRM 53-00-41-201-001-A03