As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN AVIONICS BAY STR 22R CORRODED BETWEEN FS333.00 AND FS349.00 (C-CHECK) RO 2/1/2021 REPLACED STRINGER 22R BETWEEN FS333.00 TO FS349.00 REF CRJ 900 SRM 51-23-00-001-001-A01, 51-42-06-001-001-A01, AND DRWG SH670-31350 REV NC. SEE CONTINUATION FOR DETAILS. CHECKS GOOD. COMPLIED TASK CARD 51-900-1002-SKY.