As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INTERCOSTAL BETWEEN FS295 AND FS310 BETWEEN STGR15L AND STGR16L IS CORRODED. (C-CHECK RO 9/28/2022) REPLACED INSTALLED INTERCOSTAL AT FS 295 - FS310 BETWEEN STGR15L - STGR16L PN# 601R31109-15 IAW CRJ200 SRM 51-42-06 AND 51-42-21. REFERENCE CONTINUE CARD FOR WORK PERFORMED.