As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RT FRAME SECTION AT FS 333.00 FOUND TO BE HEAVILY CORRODED. C-CHECK RO 12/24/2020. REMOVED CORRODED RT FRAME SECTION AT FS 333.00 AND INSTALLED NEW SERVICEABLE FRAME SECTION, IAW CRJ-700 SRM. COMPLIED WITH ATTACHED TASK CARD AND M-337. NO CHANGE TO WEIGHT AND BALANCE.