As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INITIAL INSPECTION CORROSION ON STRINGER SPLICE (5EAS) BTW FS 329-339 AND STRG 25L-25R AT MAIN AVIONICS COMPARTMENT. (SM)(E/E) (TCI 100-09)COMPLETE: STRINGER SPLICE (5EAS) BTW FS 329-339 AND STRG 25L-25R AT MAIN AVIONICS COMPARTMENT WERE REPLACED PER CRJ-900 SRM 51-42-06-001-001-A01