As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLOOR SUPPORT ANGLE ON THE FORWARD SIDE OF FS 280.00 BEAM BETWEEN LBL 9 & RBL 9 IS CORRODED AT MULTIPLE AREAS, MARKED. C-CHECK RO 1/16/2021. REMOVED AND REPLACED FS 280 LBL 9 RBL 9 FWD ANGLE, REF CRJ 200 SRM 51-42-06 AND CRJ 200 SRM 51-42-21 AND DWG 600-34017 REV AB. COMPLIED WITH 51-900-1003-SKY AND SEE CONTINUATION CARD FOR DETAILS.