As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON STGR 26RH FROM STA FS:280 TO FS:295 AT MAIN AVIONICS COMPARTMENT (E/E) (TCI 100-09). A NEW STRINGER 26RH FROM STA FS:280 TO FS:295 AT MAIN AVIONICS COMPARTMENT WAS INSTALLED PER CRJ-900 SRM 51-42-06-001-001-A01 AND SRM 51-42-21-001-001-A01.