As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TYS - A/C CURRENTLY IN A C-CHECK STATUS WHEN INSPECTION FOUND CORROSION AT STRINGER 18L AND FR 67>68. MAINTENANCE CUT OUT THE CORRODED SECTION AND INSTALL A NEW SECTION OF STRINGER, PAINTED AND INSTALL THE FLOORBOARD IAW EMB 145SRM 51-40-02; 53-00-03 AND CPM 51-21-04, 05, 06. ALL WORK WAS ACCOMPLISHED AND WILL BE RELEASED AT THE END OF THE CHECK.