As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLOOR SUPPORT STRUCTURE RBL 9 HAS CORROSION BTWEEN FS 559.00+80 AND FS 559.00+96 (C-CHECK) RO 1/28/2020 REMOVED CORROSION IAW CRJ200 SRM 51-21-06. OUT OF LIMITS IAW CRJ200 SRM. WORK TO BE ACCOMPLISHED ON W/O 1018024 1000/0184 SN 7507374