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 FS319.70 AND FS333.00 (C-CHECK RO 4/25/2022) REMOVED AND INSTALLED NEW STRINGER 22RH FROM FS280.00 TO FS333.00 REF CRJ900 SRM 51-42-06-001-001-A01, CRJ900 SRM 51-42-21-001-001-A01, AND DWG SH670-31630 REV K. COMPLIED WITH TASK CARD 51-900-1002-SKY. LEAK CHECK GOOD. SEE CONTINUE CARD FOR DETAILS.