As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TYS A/C IS IN C-CHECK WHEN INSPECTION FOUND THE L/H OMEGA BEAM CENTER ISLE FLOOR BOARD SUPPORT CORRODED AT FRAME 45 THRU 52. MAINTENANCE REMOVED AND REPLACED THE L/H OMEGA BEAM IAW EMB 145 SRM 51-40-02. ALL WORK ACCOMPLISHED AND WILL BE RELEASED AT THE END OF THE CHECK.