As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON AFT CARGO COMPARTMENT DOOR SILL BTW FS 1000.00 TO FS 1047.00, BTW STGR 17LH AND STGR 18LH. DOOR SILL BTW FS 1000.00 TO FS 1047.00, BTW STGR 17LH AND STGR 18LH WAS EVALUATED DAMAGE EXCESIVE PER CRJ-900 SRM 53-00-00-101-001-A01 AND REPLACED PER CRJ-900 SRM 51-42-06-001-001-A01, SRM 51-42-21-001-001-A01 AND SRM 51-42-10-001-001-A01.