As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-CHECK MAINTENANCE FOUND THE CENTER OMEGA BEAM HAS CORROSION FROM FRAME 29- JUST AFT OF FRAME 35. MAINTENANCE REPAIRED THE CENTER OMEGA BEAM AT CROSSBEAM LOCATED AT FRAME 33 IAW EC 5320-01251, NO FURTHER ACTION REQUIRED. AIRCRAFT WAS APPROVED TO RETURN FOR SERVICE.