As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON ANGLE ATTACHED TO STRINGER 26LH (2EA) IN STA. FS= 349 TO FS= 364 AT MAIN AVIONICS COMPARTMENT.(E/E) WA REMOVED PER CRJ900 SRM 51-21-06-001-001-A01 AND WAS EVALUATED WITHIN LIMITS PER CRJ900 SRM 53-21-23-101-003-A02 AND ANGLE ATTACHED TO STRINGER 26RH WAS REPLACED PER CRJ900 SRM 51-42-21-001-001-A01 AND CRJ900 SRM 51-42-06-001-001-A01