As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON RH CROSSBEAM AT FS280.00 WAS FOUND AT CPAX FLOOR STRUCTURE. RT CROSSBEAM AT FS280.00 WAS FOUND AT CPAX FLOOR STRUCTURE WAS EVALUATED THEREFORE IS OUT LIMITS PER CRJ-700 SRM 53-21-43-101-001-A03 AND REPLACED PER CRJ-700 SRM 51-42-06-001-001-A01, SRM 51-42-21-001-001-A01 AND SRM 51-42-10-001-001-A01.