As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN AVIONICS BAY FS 319.70 LOWER FRAME CORRODED BETWEEN STR 27 AND STR 26R. C-CHECK RO 10/22/2020. REMOVED CORRODED FS 319.70 FRAME BETWEEN STR 27 AND STR 26R AND REPLACED WITH NEW, REFERENCING CRJ 700 SRM. LEAK TEST GOOD. COMPLIED WITH SKYWEST TASK CARD. COMPLETED SKYWEST FORM M-337.