As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT SIDE FLOOR SILL ATTACH ANGLE AT THE FS 319 FRAME HAS CORROSION, MARKED. C-CHECK RO 1/17/2021. REMOVED AND INSTALLED NEW RIGHT SIDE FLOOR SILL ATTACH ANGLE AT THE FS 319 FRAME, REF CRJ 700 SRM 51-42-06-001-001-A01 & CRJ 700 SRM 51-42-21-001-001-A01.