As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TYS DURING A C-CHECK INSPECTION THE CENTER AISLE SUPPORT STRUCTURE ON THE LEFT SIDE WAS FOUND WITH CORROSION FROM FRAME 20 TO 60. MAINTENANCE REMOVED AND REPLACED THE CENTER OMEGA BEAM ASSEMBLY FROM FR 20 TO 29 AND BLENDED FROM 29 THRU 60 AND WAS FOUND WITHIN LIMITS. AREA WAS ALODINED, PRIMED AND PAINTED.