As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON FRAME FS= 310.00 BETWEEN STRG 26LH TO 26RH AT MAIN AVIONICS COMPARTMENT. (E/E) CORROSION ON FRAME FS= 310.00 BETWEEN STRG 26LH TO 26RH AT MAIN AVIONICS COMPARTMENT WAS REMOVED AND EVALUTED WITHIN LIMITS PER CRJ900 SRM 53-00-06-201-005-A01