As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TYS, DURING A SCHEDULED INSPECTION FLOOR PANEL SUPPORT AT STRINGER 15L AT FRAME 18L AND 21L WAS FOUND CORRODED. MAINTENANCE REMOVED AND REPLACED THE FLOOR SILL. IAW-EMB-135/145-SRM-51-40-02. THE REPAIR WAS SATISFACTORY AND THE AIRCRAFT WILL BE RELEASED UPON COMPLETION OF INSPECTION.