As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
*FS310.00-333.00 STGR 21LH BACKUP SILL HAS SEVERAL AREAS OF CORROSION (MARKED) (C-CHECK RO 1/19/2022) REMOVED AND REPLACED FS310.00 - FS333.00 STGR 21L BACK-UP SILL REF DWG SH670-31810 REV Y AND CRJ900 SRM 51-42-06-001-001-A01 COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY