As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STRINGER 27 AT F.S. 280 JOINT SPLICE IS CORRODED WITH 100% MATERIAL LOSS REQUIRES REPLACEMENT (C-CHECK) RO 4/23/2020 REMOVED AND REPLACED STRINGER 27 FS 280-295 REF CRJ 900 SRM AND BOMBARDEIR DWG COMPLIED WITH (CL600-2D24) STRUCTURAL MAJOR REPAIR AND COMPLIED WITH FORM M-337