As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON STGR 21R BETWEEN FS 319.00-FS 333.00. C-CHECK RO 10/22/2020. REMOVED AND INSTALLED NEW STRINGER JOINT AND ANGLE AT STR 21R FS 333, REF CRJ 700 SRM AND DWG. REMOVED AND INSTALLED NEW STRINGER 21R BETWEEN FS 280-FS 333, REF REO. NO LEAKS NOTED.