As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON STRINGER 26RT IN STA FS 337 TO FS 364 AT MAIN AVIONICS COMPARTMENT. CORRECTIVE ACTION: STRINGER 26RT IN STA FS 337 TO FS 364 WAS REPLACED, PER CRJ-900 SRM 51-42-06-001-001-A01 PAR 6 C AND SRM 51C42-20-001-001- A01 PAR 6 C.