As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
*FS559.00 RH STRAP FROM RBL27 TO FLOOR SILL IS CORRODED IN SEVERAL AREAS (MARKED) (C-CHECK) RO 4/21/2020 REMOVED CORROSION. ORIGINAL THICKNESS OF RH FLOOR STRAP RBL 27 AT FS 559 IS .050". REMAINING MATERIAL IS .036". REMOVED .014" WITH MAX ALLOWABLE 10%. REMOVED AND REPLACED STRAP. REF: CRJ200 SRM AND BOMBARDIER DWG.