As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
C-CHECK WAS CORROSION WAS FOUND IN THE CENTER OMEGA BEAM FLOOR SILL AT FRAME 16 AND 17. MAINTENANCE FABRICATED A REPAIR DOUBLER AND FILLER. INSTALL IN REF TO EC 5320-01244. ALL WORK ACCOMPLISHED AND WILL BE RELEASED AT THE END OF THE CHECK.