As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN AVIONICS BAY FS364.00 FRAME CORRODED BETWEEN AT BL 0 (C-CHECK) RO 3/4/2021 REPLACED FRAME AT FS364.00, STRINGER 24L - 24R REF CRJ-900 SRM 53-21-23-201-008-A01, 51-42-06-001-001-A01, SRM 51-42-21-001-001-A01 & DRAWING SH670-32050 REV J. SEE CONTINUATION CARD FOR DETAILS. CHECKS GOOD. COMPLIED WITH TASK CARD 51-900-1002-SKY.