As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INITIAL INSPECTION: CORROSION ON FRAME IN STA. FS= 319 BETWEEN STRG 25 LH TO 27 AT MAIN AVIONIC COMPARTMENT. (E/E)(TCI:53-20-304. SUMMARY:CORROSION ON FRAME IN STA. FS= 319 BETWEEN STRG 25 LH TO 27 AT MAIN AVIONIC COMPARTMENT. FRAME WAS MEASURED AND FOUND WITHIN LIMITS PER CRJ 900 SRM 53-00-06-201-005-A01.