As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
R/H FLOOR SILL FROM FS 559+16 TO FS 559+80 IS CORRODED BEYOND LIMITS AND REQUIRES REPLACMENT (C-CHECK RO 6/11/2021) REMOVED AND REPLACED RH FLOOR SILL FROM FS 559+16 - FS 559+80 IAW CRJ 200 SRM 51-42-06 REV 38 B 25 NOVEMBER 2020 TASK CARD 51-900-1003-SKY COMPLETED FORM 337 ATTACHED WEIGHT AND BALLANCE NOT AFFECTED.