As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON INTERCOSTAL ATTACHED TO STGR 20RH BTW FS 310.00 AND FS 319.00 AT MAIN AVIONICS COMPARTMENT. INTERCOSTAL ATTACHED TO STGR 20RH BTW FS 310.00 AND FS 319.00 AT MAIN AVIONICS COMPARTMENT WAS EVALUATED DUE EXCESSIVE DAMAGE PER CRJ-700 SRM 53-21-23-101-002-A01 AND REPLACED PER CRJ-700 SRM 51-42-21-001-001-A01