As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
*EVIDENCE OF CORROSION EXIST ON BACKSPLASH SILL PLATE ON STRGR 20R BETWEEN FS310.00 €“ FS319.00 (C-CHECK RO 11/10/2021) REMOVED AND REPLACED INTERCOSTAL AT STGR20R AT FS310 TO FS319 REF CRJ700 SRM 51-42-06-001-001-A01, DWG: SH670-31950 REV Y. COMPLIED WITH TASK CARD 51-900-1002-SKY.