As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
"UPON REMOVAL OF STRINGER 23R CLEAT COMMON TO FS693.00 FRAME, FOUND CORROSION AROUND FASTENER HOLES AND REQUIRES REPLACEMENT. REMOVED AND REPLACED STRINGER ""CLEAT"" (PN: SH670-35904-4) IAW CRJ900 SRM 51-40-11-001-001-A01, 51-42-06-001-001-A01, AND 51-24-21-001-001-A01."