As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
"INTERCOSTAL FWD OF AVIONICS DOOR BETWEEN FS 364-FS 349 AT STRINGER 27R IS CORRODED. " "INSTALL INTERCOSTAL AND GUSSET ON 27R BETWEEN FS 349 AND FS 364 IAW CRJ900 SRM 51-40-11-001-001-A01, SRM 51-42-21-001-001-A01. WVAC EMP STAMP # 769 MTC. "