As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON INTERCOSTALS (3 EAS) BTW FS 394 TO FS 409 NEAR STGR 27 ALSO STGR 26L AT MAIN AVIONICS COMPARTMENT INTERCOSTALS (3 EAS) BTW FS 394 TO FS 409 NEAR STGR 27 ALSO STGR 26L AT MAIN AVIONICS COMPARTMENT WERE REPAIRED PER EA NO: CRJ953-20508 REV A