As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN AVIONICS BAY STR 26R ATTACH ANGLE CORRODED BETWEEN FS 349.00 AND FS 364.00. C-CHECK RO 10/9/2020. REMOVED AND REPLACED MAIN AVIONICS BAY STR 26R ATTACH ANGLE BETWEEN FS 349.00 AND FS 364.00, REF BOMBARDIER DRWG AND CRJ 900 SRM. COMPLIED WITH.