As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON INTERCOSTAL (2 EAS) BTW FS 349.00 TO FS 364.00, BTW STGR 26LH AND STGR 26RH OF MAIN AVIONICS COMPARTMENT INTERNAL STRUCTURE. CORROSION ON INTERCOSTAL (2 EAS) BTW FS 349.00 TO FS 364.00, BTW STGR 26LH AND STGR 26RH OF MAIN AVIONICS COMPARTMENT INTERNAL STRUCTURE WAS EVALUATED OUT OF LIMITS PER CRJ900 SRM 53-21-23-101-003-A02 AND WERE REPLACED PER CRJ900 SRM 51-42-06-001-001-A01 AND CRJ900 SRM 51-42-21-001-001-A01