As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON INTERCOSTALS (1 EAS) STGR 21LH BTW FS310 TO FS333 AT MAIN AVIONICS COMPARTMENT. INTERCOSTAL AT STGR 21LH BTW FS310 TO FS333 AT MAIN AVIONICS COMPARTMENT WAS EVALUATED OUT OF LIMITS PER CRJ700 SRM 53-00-00-101-001-A01 AND WAS REPLACED PER CRJ 700 SRM 51-42-21-001-001-A01