As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON INTERCOSTAL BTW FS= 349.00 TO FS= 364.00 AND STGR 26RH AT MAIN AVIONICS COMPARTMENT. CORROSION ON INTERCOSTAL BTW FS= 349.00 TO FS= 364.00 AND STGR 26RH AT MAIN AVIONICS COMPARTMENT WAS REMOVED PER CRJ/900 SRM 51-21-06-001-001-A01 AND EVALUATED WITHIN LIMITS PER CRJ/900 SRM 53-21-23-101-003-A02