As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
*INTERCOSTAL CORRODED AT THE AFT END FS349.00 €“ FS364.00. (MARKED) (C-CHECK RO 7/18/2021) REMOVED AND REPLACED INTERCOSTAL AT FS349-FS364 BETWEEN STR27-STR26L. REF CRJ200 SRM 51-42-06 AND CRJ200 SRM 51-42-21 AND DWG 601R31049, REV-G. COMPLIED WITH ATTACHED TASK 51-900-1003-SKY. NO LEAKS NOTED.