As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INTERCOSTAL AT STGR21L BETWEEN FS349-FS333 HAS CORROSION ***** AC REMOVED FROM SERVICE ***** INSTALLED NEW INTERCOSTAL FROM STGR 21 LH BETWEEN FS 333.00 AND FS 349.0 REF CRJ200 SRM 51-42-06 AND CRJ200 SRM 51-42-21 AND DWG 601R31527 REV AM