As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LH FLOOR SILL ANGLE IS CORRODED IN MULTIPLE LOCATIONS BETWEEN FS 424 AND FS 513 *******AIRCRAFT REMOVED FROM SERVICE********** REMOVED CORROSION IN MULTIPLE SPOTS ON LH FLOOR SILL ANGLE BETWEEN FS 424 AND FS 513 IAW CRJ 200 SRM 51-21-06-00,REO 60